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fixes #2067: 40-bit oldoffice false positive problem

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This commit is contained in:
philsmd 2020-03-16 16:30:35 +01:00
parent 434ad76381
commit 2bc126ac96
No known key found for this signature in database
GPG Key ID: 4F25D016D9D6A8AF
13 changed files with 1961 additions and 185 deletions
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231
OpenCL/m09800_a0-optimized.cl
View File

@ -17,11 +17,15 @@
#include "inc_hash_sha1.cl"
#endif
#define MIN_NULL_BYTES 10
typedef struct oldoffice34
{
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
@ -252,21 +256,21 @@ KERNEL_FQ void m09800_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32 digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -279,6 +283,8 @@ KERNEL_FQ void m09800_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
@ -337,7 +343,93 @@ KERNEL_FQ void m09800_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
rc4_next_16 (rc4_key, 16, j, digest, out);
COMPARE_M_SIMD (out[0], out[1], out[2], out[3]);
// initial compare
int digest_pos = find_hash (out, digests_cnt, &digests_buf[digests_offset]);
if (digest_pos == -1) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
const u32 final_hash_pos = digests_offset + digest_pos;
if (atomic_inc (&hashes_shown[final_hash_pos]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, digest_pos, final_hash_pos, gid, il_pos, 0, 0);
}
}
}
@ -464,21 +556,21 @@ KERNEL_FQ void m09800_s04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32 digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -491,6 +583,8 @@ KERNEL_FQ void m09800_s04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
@ -549,7 +643,92 @@ KERNEL_FQ void m09800_s04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
rc4_next_16 (rc4_key, 16, j, digest, out);
COMPARE_S_SIMD (out[0], out[1], out[2], out[3]);
// initial compare
if (out[0] != search[0]) continue;
if (out[1] != search[1]) continue;
if (out[2] != search[2]) continue;
if (out[3] != search[3]) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, il_pos, 0, 0);
}
}
}

231
OpenCL/m09800_a1-optimized.cl
View File

@ -15,11 +15,15 @@
#include "inc_hash_sha1.cl"
#endif
#define MIN_NULL_BYTES 10
typedef struct oldoffice34
{
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
@ -300,21 +304,21 @@ KERNEL_FQ void m09800_m04 (KERN_ATTR_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32 digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -327,6 +331,8 @@ KERNEL_FQ void m09800_m04 (KERN_ATTR_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
@ -385,7 +391,93 @@ KERNEL_FQ void m09800_m04 (KERN_ATTR_ESALT (oldoffice34_t))
rc4_next_16 (rc4_key, 16, j, digest, out);
COMPARE_M_SIMD (out[0], out[1], out[2], out[3]);
// initial compare
int digest_pos = find_hash (out, digests_cnt, &digests_buf[digests_offset]);
if (digest_pos == -1) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
const u32 final_hash_pos = digests_offset + digest_pos;
if (atomic_inc (&hashes_shown[final_hash_pos]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, digest_pos, final_hash_pos, gid, il_pos, 0, 0);
}
}
}
@ -562,21 +654,21 @@ KERNEL_FQ void m09800_s04 (KERN_ATTR_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32 digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -589,6 +681,8 @@ KERNEL_FQ void m09800_s04 (KERN_ATTR_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
@ -647,7 +741,92 @@ KERNEL_FQ void m09800_s04 (KERN_ATTR_ESALT (oldoffice34_t))
rc4_next_16 (rc4_key, 16, j, digest, out);
COMPARE_S_SIMD (out[0], out[1], out[2], out[3]);
// initial compare
if (out[0] != search[0]) continue;
if (out[1] != search[1]) continue;
if (out[2] != search[2]) continue;
if (out[3] != search[3]) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, il_pos, 0, 0);
}
}
}

231
OpenCL/m09800_a3-optimized.cl
View File

@ -12,11 +12,15 @@
#include "inc_hash_sha1.cl"
#endif
#define MIN_NULL_BYTES 10
typedef struct oldoffice34
{
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
@ -223,21 +227,21 @@ DECLSPEC void m09800m (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u3
w3_t[2] = 0;
w3_t[3] = pw_salt_len * 8;
u32 digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform (w0_t, w1_t, w2_t, w3_t, digest);
sha1_transform (w0_t, w1_t, w2_t, w3_t, pass_hash);
w0_t[0] = digest[0];
w0_t[1] = digest[1];
w0_t[2] = digest[2];
w0_t[3] = digest[3];
w1_t[0] = digest[4];
w0_t[0] = pass_hash[0];
w0_t[1] = pass_hash[1];
w0_t[2] = pass_hash[2];
w0_t[3] = pass_hash[3];
w1_t[0] = pass_hash[4];
w1_t[1] = 0;
w1_t[2] = 0x80000000;
w1_t[3] = 0;
@ -250,6 +254,8 @@ DECLSPEC void m09800m (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u3
w3_t[2] = 0;
w3_t[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
@ -308,7 +314,93 @@ DECLSPEC void m09800m (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u3
rc4_next_16 (rc4_key, 16, j, digest, out);
COMPARE_M_SIMD (out[0], out[1], out[2], out[3]);
// initial compare
int digest_pos = find_hash (out, digests_cnt, &digests_buf[digests_offset]);
if (digest_pos == -1) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
const u32 final_hash_pos = digests_offset + digest_pos;
if (atomic_inc (&hashes_shown[final_hash_pos]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, digest_pos, final_hash_pos, gid, il_pos, 0, 0);
}
}
}
@ -403,21 +495,21 @@ DECLSPEC void m09800s (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u3
w3_t[2] = 0;
w3_t[3] = pw_salt_len * 8;
u32 digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform (w0_t, w1_t, w2_t, w3_t, digest);
sha1_transform (w0_t, w1_t, w2_t, w3_t, pass_hash);
w0_t[0] = digest[0];
w0_t[1] = digest[1];
w0_t[2] = digest[2];
w0_t[3] = digest[3];
w1_t[0] = digest[4];
w0_t[0] = pass_hash[0];
w0_t[1] = pass_hash[1];
w0_t[2] = pass_hash[2];
w0_t[3] = pass_hash[3];
w1_t[0] = pass_hash[4];
w1_t[1] = 0;
w1_t[2] = 0x80000000;
w1_t[3] = 0;
@ -430,6 +522,8 @@ DECLSPEC void m09800s (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u3
w3_t[2] = 0;
w3_t[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
@ -488,7 +582,92 @@ DECLSPEC void m09800s (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u3
rc4_next_16 (rc4_key, 16, j, digest, out);
COMPARE_S_SIMD (out[0], out[1], out[2], out[3]);
// initial compare
if (out[0] != search[0]) continue;
if (out[1] != search[1]) continue;
if (out[2] != search[2]) continue;
if (out[3] != search[3]) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, il_pos, 0, 0);
}
}
}

2
OpenCL/m09810_a0-optimized.cl
View File

@ -22,6 +22,8 @@ typedef struct oldoffice34
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;

2
OpenCL/m09810_a1-optimized.cl
View File

@ -20,6 +20,8 @@ typedef struct oldoffice34
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;

2
OpenCL/m09810_a3-optimized.cl
View File

@ -20,6 +20,8 @@ typedef struct oldoffice34
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;

379
OpenCL/m09820_a0-optimized.cl
View File

@ -3,7 +3,8 @@
* License.....: MIT
*/
#define NEW_SIMD_CODE
//too much register pressure
//#define NEW_SIMD_CODE
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
@ -16,15 +17,142 @@
#include "inc_hash_sha1.cl"
#endif
#define MIN_NULL_BYTES 10
typedef struct oldoffice34
{
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
typedef struct
{
u8 S[256];
u32 wtf_its_faster;
} RC4_KEY;
DECLSPEC void swap (LOCAL_AS RC4_KEY *rc4_key, const u8 i, const u8 j)
{
u8 tmp;
tmp = rc4_key->S[i];
rc4_key->S[i] = rc4_key->S[j];
rc4_key->S[j] = tmp;
}
DECLSPEC void rc4_init_16 (LOCAL_AS RC4_KEY *rc4_key, const u32 *data)
{
u32 v = 0x03020100;
u32 a = 0x04040404;
LOCAL_AS u32 *ptr = (LOCAL_AS u32 *) rc4_key->S;
#ifdef _unroll
#pragma unroll
#endif
for (u32 i = 0; i < 64; i++)
{
*ptr++ = v; v += a;
}
u32 j = 0;
for (u32 i = 0; i < 16; i++)
{
u32 idx = i * 16;
u32 v;
v = data[0];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[1];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[2];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[3];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
}
}
DECLSPEC u8 rc4_next_16 (LOCAL_AS RC4_KEY *rc4_key, u8 i, u8 j, const u32 *in, u32 *out)
{
#ifdef _unroll
#pragma unroll
#endif
for (u32 k = 0; k < 4; k++)
{
u32 xor4 = 0;
u8 idx;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 0;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 8;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 16;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 24;
out[k] = in[k] ^ xor4;
}
return j;
}
KERNEL_FQ void m09820_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
{
/**
@ -55,6 +183,14 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
/**
* shared
*/
LOCAL_VK RC4_KEY rc4_keys[64];
LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid];
/**
* salt
*/
@ -107,21 +243,21 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32x digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -134,20 +270,110 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32 (digest[0]);
digest[1] = hc_swap32 (digest[1]) & 0xff;
digest[2] = 0;
digest[3] = 0;
COMPARE_M_SIMD (digest[0], digest[1], digest[2], digest[3]);
// initial compare
int digest_pos = find_hash (digest, digests_cnt, &digests_buf[digests_offset]);
if (digest_pos == -1) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
u32 out[4];
u32 j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
const u32 final_hash_pos = digests_offset + digest_pos;
if (atomic_inc (&hashes_shown[final_hash_pos]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, digest_pos, final_hash_pos, gid, il_pos, 0, 0);
}
}
}
@ -189,6 +415,14 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
/**
* shared
*/
LOCAL_VK RC4_KEY rc4_keys[64];
LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid];
/**
* salt
*/
@ -253,21 +487,21 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32x digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -280,20 +514,107 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_RULES_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32 (digest[0]);
digest[1] = hc_swap32 (digest[1]) & 0xff;
digest[2] = 0;
digest[3] = 0;
COMPARE_S_SIMD (digest[0], digest[1], digest[2], digest[3]);
// initial compare
if (digest[0] != search[0]) continue;
if (digest[1] != search[1]) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
u32 out[4];
u32 j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, il_pos, 0, 0);
}
}
}

379
OpenCL/m09820_a1-optimized.cl
View File

@ -3,7 +3,8 @@
* License.....: MIT
*/
#define NEW_SIMD_CODE
//too much register pressure
//#define NEW_SIMD_CODE
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
@ -14,15 +15,142 @@
#include "inc_hash_sha1.cl"
#endif
#define MIN_NULL_BYTES 10
typedef struct oldoffice34
{
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
typedef struct
{
u8 S[256];
u32 wtf_its_faster;
} RC4_KEY;
DECLSPEC void swap (LOCAL_AS RC4_KEY *rc4_key, const u8 i, const u8 j)
{
u8 tmp;
tmp = rc4_key->S[i];
rc4_key->S[i] = rc4_key->S[j];
rc4_key->S[j] = tmp;
}
DECLSPEC void rc4_init_16 (LOCAL_AS RC4_KEY *rc4_key, const u32 *data)
{
u32 v = 0x03020100;
u32 a = 0x04040404;
LOCAL_AS u32 *ptr = (LOCAL_AS u32 *) rc4_key->S;
#ifdef _unroll
#pragma unroll
#endif
for (u32 i = 0; i < 64; i++)
{
*ptr++ = v; v += a;
}
u32 j = 0;
for (u32 i = 0; i < 16; i++)
{
u32 idx = i * 16;
u32 v;
v = data[0];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[1];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[2];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[3];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
}
}
DECLSPEC u8 rc4_next_16 (LOCAL_AS RC4_KEY *rc4_key, u8 i, u8 j, const u32 *in, u32 *out)
{
#ifdef _unroll
#pragma unroll
#endif
for (u32 k = 0; k < 4; k++)
{
u32 xor4 = 0;
u8 idx;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 0;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 8;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 16;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 24;
out[k] = in[k] ^ xor4;
}
return j;
}
KERNEL_FQ void m09820_m04 (KERN_ATTR_ESALT (oldoffice34_t))
{
/**
@ -53,6 +181,14 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_l_len = pws[gid].pw_len & 63;
/**
* shared
*/
LOCAL_VK RC4_KEY rc4_keys[64];
LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid];
/**
* salt
*/
@ -155,21 +291,21 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32x digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -182,20 +318,110 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32 (digest[0]);
digest[1] = hc_swap32 (digest[1]) & 0xff;
digest[2] = 0;
digest[3] = 0;
COMPARE_M_SIMD (digest[0], digest[1], digest[2], digest[3]);
// initial compare
int digest_pos = find_hash (digest, digests_cnt, &digests_buf[digests_offset]);
if (digest_pos == -1) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
u32 out[4];
u32 j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
const u32 final_hash_pos = digests_offset + digest_pos;
if (atomic_inc (&hashes_shown[final_hash_pos]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, digest_pos, final_hash_pos, gid, il_pos, 0, 0);
}
}
}
@ -237,6 +463,14 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_l_len = pws[gid].pw_len & 63;
/**
* shared
*/
LOCAL_VK RC4_KEY rc4_keys[64];
LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid];
/**
* salt
*/
@ -351,21 +585,21 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_ESALT (oldoffice34_t))
w0[1] = salt_buf[1];
w0[0] = salt_buf[0];
u32x digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, pass_hash);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0;
w1[2] = 0x80000000;
w1[3] = 0;
@ -378,20 +612,107 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_ESALT (oldoffice34_t))
w3[2] = 0;
w3[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform_vector (w0, w1, w2, w3, digest);
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32 (digest[0]);
digest[1] = hc_swap32 (digest[1]) & 0xff;
digest[2] = 0;
digest[3] = 0;
COMPARE_S_SIMD (digest[0], digest[1], digest[2], digest[3]);
// initial compare
if (digest[0] != search[0]) continue;
if (digest[1] != search[1]) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
u32 out[4];
u32 j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, il_pos, 0, 0);
}
}
}

427
OpenCL/m09820_a3-optimized.cl
View File

@ -3,7 +3,8 @@
* License.....: MIT
*/
#define NEW_SIMD_CODE
//too much register pressure
//#define NEW_SIMD_CODE
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
@ -14,16 +15,143 @@
#include "inc_hash_sha1.cl"
#endif
#define MIN_NULL_BYTES 10
typedef struct oldoffice34
{
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
DECLSPEC void m09820m (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KERN_ATTR_ESALT (oldoffice34_t))
typedef struct
{
u8 S[256];
u32 wtf_its_faster;
} RC4_KEY;
DECLSPEC void swap (LOCAL_AS RC4_KEY *rc4_key, const u8 i, const u8 j)
{
u8 tmp;
tmp = rc4_key->S[i];
rc4_key->S[i] = rc4_key->S[j];
rc4_key->S[j] = tmp;
}
DECLSPEC void rc4_init_16 (LOCAL_AS RC4_KEY *rc4_key, const u32 *data)
{
u32 v = 0x03020100;
u32 a = 0x04040404;
LOCAL_AS u32 *ptr = (LOCAL_AS u32 *) rc4_key->S;
#ifdef _unroll
#pragma unroll
#endif
for (u32 i = 0; i < 64; i++)
{
*ptr++ = v; v += a;
}
u32 j = 0;
for (u32 i = 0; i < 16; i++)
{
u32 idx = i * 16;
u32 v;
v = data[0];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[1];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[2];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
v = data[3];
j += rc4_key->S[idx] + (v >> 0); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 8); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 16); swap (rc4_key, idx, j); idx++;
j += rc4_key->S[idx] + (v >> 24); swap (rc4_key, idx, j); idx++;
}
}
DECLSPEC u8 rc4_next_16 (LOCAL_AS RC4_KEY *rc4_key, u8 i, u8 j, const u32 *in, u32 *out)
{
#ifdef _unroll
#pragma unroll
#endif
for (u32 k = 0; k < 4; k++)
{
u32 xor4 = 0;
u8 idx;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 0;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 8;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 16;
i += 1;
j += rc4_key->S[i];
swap (rc4_key, i, j);
idx = rc4_key->S[i] + rc4_key->S[j];
xor4 |= rc4_key->S[idx] << 24;
out[k] = in[k] ^ xor4;
}
return j;
}
DECLSPEC void m09820m (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KERN_ATTR_ESALT (oldoffice34_t))
{
/**
* modifier
@ -32,6 +160,12 @@ DECLSPEC void m09820m (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KER
const u64 gid = get_global_id (0);
const u64 lid = get_local_id (0);
/**
* shared
*/
LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid];
/**
* salt
*/
@ -81,21 +215,21 @@ DECLSPEC void m09820m (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KER
w3_t[2] = 0;
w3_t[3] = (pw_len + 16) * 8;
u32x digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform_vector (w0_t, w1_t, w2_t, w3_t, digest);
sha1_transform (w0_t, w1_t, w2_t, w3_t, pass_hash);
w0_t[0] = digest[0];
w0_t[1] = digest[1];
w0_t[2] = digest[2];
w0_t[3] = digest[3];
w1_t[0] = digest[4];
w0_t[0] = pass_hash[0];
w0_t[1] = pass_hash[1];
w0_t[2] = pass_hash[2];
w0_t[3] = pass_hash[3];
w1_t[0] = pass_hash[4];
w1_t[1] = 0;
w1_t[2] = 0x80000000;
w1_t[3] = 0;
@ -108,24 +242,114 @@ DECLSPEC void m09820m (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KER
w3_t[2] = 0;
w3_t[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform_vector (w0_t, w1_t, w2_t, w3_t, digest);
sha1_transform (w0_t, w1_t, w2_t, w3_t, digest);
digest[0] = hc_swap32 (digest[0]);
digest[1] = hc_swap32 (digest[1]) & 0xff;
digest[2] = 0;
digest[3] = 0;
COMPARE_M_SIMD (digest[0], digest[1], digest[2], digest[3]);
// initial compare
int digest_pos = find_hash (digest, digests_cnt, &digests_buf[digests_offset]);
if (digest_pos == -1) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
u32 out[4];
u32 j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
const u32 final_hash_pos = digests_offset + digest_pos;
if (atomic_inc (&hashes_shown[final_hash_pos]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, digest_pos, final_hash_pos, gid, il_pos, 0, 0);
}
}
}
DECLSPEC void m09820s (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KERN_ATTR_ESALT (oldoffice34_t))
DECLSPEC void m09820s (LOCAL_AS RC4_KEY *rc4_keys, u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KERN_ATTR_ESALT (oldoffice34_t))
{
/**
* modifier
@ -134,6 +358,12 @@ DECLSPEC void m09820s (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KER
const u64 gid = get_global_id (0);
const u64 lid = get_local_id (0);
/**
* shared
*/
LOCAL_AS RC4_KEY *rc4_key = &rc4_keys[lid];
/**
* salt
*/
@ -195,21 +425,21 @@ DECLSPEC void m09820s (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KER
w3_t[2] = 0;
w3_t[3] = (pw_len + 16) * 8;
u32x digest[5];
u32 pass_hash[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
pass_hash[0] = SHA1M_A;
pass_hash[1] = SHA1M_B;
pass_hash[2] = SHA1M_C;
pass_hash[3] = SHA1M_D;
pass_hash[4] = SHA1M_E;
sha1_transform_vector (w0_t, w1_t, w2_t, w3_t, digest);
sha1_transform (w0_t, w1_t, w2_t, w3_t, pass_hash);
w0_t[0] = digest[0];
w0_t[1] = digest[1];
w0_t[2] = digest[2];
w0_t[3] = digest[3];
w1_t[0] = digest[4];
w0_t[0] = pass_hash[0];
w0_t[1] = pass_hash[1];
w0_t[2] = pass_hash[2];
w0_t[3] = pass_hash[3];
w1_t[0] = pass_hash[4];
w1_t[1] = 0;
w1_t[2] = 0x80000000;
w1_t[3] = 0;
@ -222,20 +452,107 @@ DECLSPEC void m09820s (u32 *w0, u32 *w1, u32 *w2, u32 *w3, const u32 pw_len, KER
w3_t[2] = 0;
w3_t[3] = (20 + 4) * 8;
u32 digest[5];
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform_vector (w0_t, w1_t, w2_t, w3_t, digest);
sha1_transform (w0_t, w1_t, w2_t, w3_t, digest);
digest[0] = hc_swap32 (digest[0]);
digest[1] = hc_swap32 (digest[1]) & 0xff;
digest[2] = 0;
digest[3] = 0;
COMPARE_S_SIMD (digest[0], digest[1], digest[2], digest[3]);
// initial compare
if (digest[0] != search[0]) continue;
if (digest[1] != search[1]) continue;
if (esalt_bufs[digests_offset].secondBlockLen != 0)
{
w0[0] = pass_hash[0];
w0[1] = pass_hash[1];
w0[2] = pass_hash[2];
w0[3] = pass_hash[3];
w1[0] = pass_hash[4];
w1[1] = 0x01000000;
w1[2] = 0x80000000;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (20 + 4) * 8;
digest[0] = SHA1M_A;
digest[1] = SHA1M_B;
digest[2] = SHA1M_C;
digest[3] = SHA1M_D;
digest[4] = SHA1M_E;
sha1_transform (w0, w1, w2, w3, digest);
digest[0] = hc_swap32_S (digest[0]);
digest[1] = hc_swap32_S (digest[1]);
digest[2] = 0;
digest[3] = 0;
digest[1] &= 0xff; // only 40-bit key
// second block decrypt:
rc4_init_16 (rc4_key, digest);
u32 secondBlockData[4];
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[0];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[1];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[2];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[3];
u32 out[4];
u32 j = rc4_next_16 (rc4_key, 0, 0, secondBlockData, out);
int null_bytes = 0;
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
secondBlockData[0] = esalt_bufs[digests_offset].secondBlockData[4];
secondBlockData[1] = esalt_bufs[digests_offset].secondBlockData[5];
secondBlockData[2] = esalt_bufs[digests_offset].secondBlockData[6];
secondBlockData[3] = esalt_bufs[digests_offset].secondBlockData[7];
rc4_next_16 (rc4_key, 16, j, secondBlockData, out);
for (int k = 0; k < 4; k++)
{
if ((out[k] & 0x000000ff) == 0) null_bytes++;
if ((out[k] & 0x0000ff00) == 0) null_bytes++;
if ((out[k] & 0x00ff0000) == 0) null_bytes++;
if ((out[k] & 0xff000000) == 0) null_bytes++;
}
if (null_bytes < MIN_NULL_BYTES) continue;
}
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, il_pos, 0, 0);
}
}
}
@ -279,7 +596,13 @@ KERNEL_FQ void m09820_m04 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
m09820m (w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
/**
* main
*/
LOCAL_VK RC4_KEY rc4_keys[64];
m09820m (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
}
KERNEL_FQ void m09820_m08 (KERN_ATTR_ESALT (oldoffice34_t))
@ -322,7 +645,13 @@ KERNEL_FQ void m09820_m08 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
m09820m (w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
/**
* main
*/
LOCAL_VK RC4_KEY rc4_keys[64];
m09820m (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
}
KERNEL_FQ void m09820_m16 (KERN_ATTR_ESALT (oldoffice34_t))
@ -365,7 +694,13 @@ KERNEL_FQ void m09820_m16 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
m09820m (w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
/**
* main
*/
LOCAL_VK RC4_KEY rc4_keys[64];
m09820m (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
}
KERNEL_FQ void m09820_s04 (KERN_ATTR_ESALT (oldoffice34_t))
@ -408,7 +743,13 @@ KERNEL_FQ void m09820_s04 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
m09820s (w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
/**
* main
*/
LOCAL_VK RC4_KEY rc4_keys[64];
m09820s (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
}
KERNEL_FQ void m09820_s08 (KERN_ATTR_ESALT (oldoffice34_t))
@ -451,7 +792,13 @@ KERNEL_FQ void m09820_s08 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
m09820s (w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
/**
* main
*/
LOCAL_VK RC4_KEY rc4_keys[64];
m09820s (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
}
KERNEL_FQ void m09820_s16 (KERN_ATTR_ESALT (oldoffice34_t))
@ -494,5 +841,11 @@ KERNEL_FQ void m09820_s16 (KERN_ATTR_ESALT (oldoffice34_t))
const u32 pw_len = pws[gid].pw_len & 63;
m09820s (w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
/**
* main
*/
LOCAL_VK RC4_KEY rc4_keys[64];
m09820s (rc4_keys, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, bitmap_mask, bitmap_shift1, bitmap_shift2, salt_pos, loop_pos, loop_cnt, il_cnt, digests_cnt, digests_offset, combs_mode, gid_max);
}

58
src/modules/module_09800.c
View File

@ -49,6 +49,8 @@ typedef struct oldoffice34
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
@ -137,7 +139,22 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[4] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
// alternative format (with second block data):
if (rc_tokenizer == PARSER_TOKEN_LENGTH) // or just rc_tokenizer != PARSER_OK
{
token.token_cnt = 6;
token.len_min[5] = 64;
token.len_max[5] = 64;
token.sep[5] = '*';
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
}
if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
@ -165,6 +182,24 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
oldoffice34->encryptedVerifierHash[3] = hex_to_u32 (encryptedVerifierHash_pos + 24);
oldoffice34->encryptedVerifierHash[4] = hex_to_u32 (encryptedVerifierHash_pos + 32);
// second block (if needed)
oldoffice34->secondBlockLen = 0;
if (token.token_cnt == 6)
{
oldoffice34->secondBlockData[0] = 0;
const u8 *second_block_data = token.buf[5];
for (int i = 0, j = 0; i < 8; i += 1, j += 8)
{
oldoffice34->secondBlockData[i] = hex_to_u32 (second_block_data + j);
}
oldoffice34->secondBlockLen = 64;
}
// salt
salt->salt_len = 16;
@ -208,7 +243,23 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
{
const oldoffice34_t *oldoffice34 = (const oldoffice34_t *) esalt_buf;
const int line_len = snprintf (line_buf, line_size, "%s%u*%08x%08x%08x%08x*%08x%08x%08x%08x*%08x%08x%08x%08x%08x",
u8 secondBlockData[64 + 1 + 1];
memset (secondBlockData, 0, sizeof (secondBlockData));
if (oldoffice34->secondBlockLen != 0)
{
secondBlockData[0] = '*';
u8 *ptr = (u8 *) oldoffice34->secondBlockData;
for (int i = 0, j = 1; i < 32; i += 1, j += 2)
{
u8_to_hex (ptr[i], secondBlockData + j);
}
}
const int line_len = snprintf (line_buf, line_size, "%s%u*%08x%08x%08x%08x*%08x%08x%08x%08x*%08x%08x%08x%08x%08x%s",
SIGNATURE_OLDOFFICE,
oldoffice34->version,
salt->salt_buf[0],
@ -223,7 +274,8 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
byte_swap_32 (oldoffice34->encryptedVerifierHash[1]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[2]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[3]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[4]));
byte_swap_32 (oldoffice34->encryptedVerifierHash[4]),
secondBlockData);
return line_len;
}

58
src/modules/module_09810.c
View File

@ -48,6 +48,8 @@ typedef struct oldoffice34
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
@ -144,7 +146,22 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[4] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
// alternative format (with second block data):
if (rc_tokenizer == PARSER_TOKEN_LENGTH) // or just rc_tokenizer != PARSER_OK
{
token.token_cnt = 6;
token.len_min[5] = 64;
token.len_max[5] = 64;
token.sep[5] = '*';
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
}
if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
@ -172,6 +189,24 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
oldoffice34->encryptedVerifierHash[3] = hex_to_u32 (encryptedVerifierHash_pos + 24);
oldoffice34->encryptedVerifierHash[4] = hex_to_u32 (encryptedVerifierHash_pos + 32);
// second block (if needed)
oldoffice34->secondBlockLen = 0;
if (token.token_cnt == 6)
{
oldoffice34->secondBlockData[0] = 0;
const u8 *second_block_data = token.buf[5];
for (int i = 0, j = 0; i < 8; i += 1, j += 8)
{
oldoffice34->secondBlockData[i] = hex_to_u32 (second_block_data + j);
}
oldoffice34->secondBlockLen = 64;
}
// salt
salt->salt_len = 16;
@ -215,7 +250,23 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
{
const oldoffice34_t *oldoffice34 = (const oldoffice34_t *) esalt_buf;
const int line_len = snprintf (line_buf, line_size, "%s%u*%08x%08x%08x%08x*%08x%08x%08x%08x*%08x%08x%08x%08x%08x",
u8 secondBlockData[64 + 1 + 1];
memset (secondBlockData, 0, sizeof (secondBlockData));
if (oldoffice34->secondBlockLen != 0)
{
secondBlockData[0] = '*';
u8 *ptr = (u8 *) oldoffice34->secondBlockData;
for (int i = 0, j = 1; i < 32; i += 1, j += 2)
{
u8_to_hex (ptr[i], secondBlockData + j);
}
}
const int line_len = snprintf (line_buf, line_size, "%s%u*%08x%08x%08x%08x*%08x%08x%08x%08x*%08x%08x%08x%08x%08x%s",
SIGNATURE_OLDOFFICE,
oldoffice34->version,
salt->salt_buf[0],
@ -230,7 +281,8 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
byte_swap_32 (oldoffice34->encryptedVerifierHash[1]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[2]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[3]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[4]));
byte_swap_32 (oldoffice34->encryptedVerifierHash[4]),
secondBlockData);
return line_len;
}

68
src/modules/module_09820.c
View File

@ -50,6 +50,8 @@ typedef struct oldoffice34
u32 version;
u32 encryptedVerifier[4];
u32 encryptedVerifierHash[5];
u32 secondBlockData[8];
u32 secondBlockLen;
u32 rc4key[2];
} oldoffice34_t;
@ -117,7 +119,29 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
// alternative format (with second block data):
if (rc_tokenizer == PARSER_TOKEN_LENGTH) // or just rc_tokenizer != PARSER_OK
{
token.token_cnt = 7;
token.sep[4] = '*';
token.len_min[5] = 64;
token.len_max[5] = 64;
token.sep[5] = ':';
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
token.len_min[6] = 10;
token.len_max[6] = 10;
token.attr[6] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
}
if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
@ -125,7 +149,10 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
const u8 *osalt_pos = token.buf[2];
const u8 *encryptedVerifier_pos = token.buf[3];
const u8 *encryptedVerifierHash_pos = token.buf[4];
const u8 *rc4key_pos = token.buf[5];
const u8 rc4_idx = token.token_cnt - 1;
const u8 *rc4key_pos = token.buf[rc4_idx];
// esalt
@ -163,6 +190,24 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
oldoffice34->rc4key[0] = byte_swap_32 (oldoffice34->rc4key[0]);
oldoffice34->rc4key[1] = byte_swap_32 (oldoffice34->rc4key[1]);
// second block (if needed)
oldoffice34->secondBlockLen = 0;
if (token.token_cnt == 7)
{
oldoffice34->secondBlockData[0] = 0;
const u8 *second_block_data = token.buf[5];
for (int i = 0, j = 0; i < 8; i += 1, j += 8)
{
oldoffice34->secondBlockData[i] = hex_to_u32 (second_block_data + j);
}
oldoffice34->secondBlockLen = 64;
}
// salt
salt->salt_len = 16;
@ -208,7 +253,23 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
const u8 *rc4key = (const u8 *) oldoffice34->rc4key;
const int line_len = snprintf (line_buf, line_size, "%s%u*%08x%08x%08x%08x*%08x%08x%08x%08x*%08x%08x%08x%08x%08x:%02x%02x%02x%02x%02x",
u8 secondBlockData[64 + 1 + 1];
memset (secondBlockData, 0, sizeof (secondBlockData));
if (oldoffice34->secondBlockLen != 0)
{
secondBlockData[0] = '*';
u8 *ptr = (u8 *) oldoffice34->secondBlockData;
for (int i = 0, j = 1; i < 32; i += 1, j += 2)
{
u8_to_hex (ptr[i], secondBlockData + j);
}
}
const int line_len = snprintf (line_buf, line_size, "%s%u*%08x%08x%08x%08x*%08x%08x%08x%08x*%08x%08x%08x%08x%08x%s:%02x%02x%02x%02x%02x",
SIGNATURE_OLDOFFICE,
oldoffice34->version,
salt->salt_buf[0],
@ -224,6 +285,7 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
byte_swap_32 (oldoffice34->encryptedVerifierHash[2]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[3]),
byte_swap_32 (oldoffice34->encryptedVerifierHash[4]),
secondBlockData,
rc4key[0],
rc4key[1],
rc4key[2],

78
tools/test_modules/m09800.pm
View File

@ -20,6 +20,7 @@ sub module_generate_hash
my $salt = shift;
my $param = shift;
my $param2 = shift;
my $param3 = shift;
my $salt_bin = pack ("H*", $salt);
@ -64,7 +65,67 @@ sub module_generate_hash
my $encrypted1 = $m->RC4 ($data1_buf);
my $encrypted2 = $m->RC4 ($data2_buf);
my $hash = sprintf ("\$oldoffice\$%d*%s*%s*%s", $version, $salt, unpack ("H*", $encrypted1), unpack ("H*", $encrypted2));
my $secblock = "";
if ($version == 3)
{
my $key2 = substr (sha1 ($tmp . "\x01\x00\x00\x00"), 0, 5) . "\x00" x 11;
my $rc4 = Crypt::RC4->new ($key2);
if (defined $param3) # verify/decrypt:
{
if (length ($param3) > 0)
{
my $decrypted = $rc4->RC4 (pack ("H*", $param3));
# count the number of NUL (\x00) bytes:
my $num_nul_bytes = 0;
for (my $i = 0; $i < 32; $i++)
{
$num_nul_bytes++ if (substr ($decrypted, $i, 1) eq "\x00");
}
if ($num_nul_bytes < 10)
{
$secblock = "*"; # incorrect/fake/empty result
}
else
{
$secblock = "*$param3";
}
}
}
else
{
if (random_number (0, 1) == 1) # the second block data is optional
{
my $num_zeros = random_number (10, 32); # at least 10 NUL bytes
$secblock = "\x00" x $num_zeros;
# fill the buffer with some random bytes (up to 32 bytes total):
for (my $i = 0; $i < 32 - $num_zeros; $i++)
{
my $idx = random_number (0, $num_zeros + $i); # insert at random position
my $c = random_bytes (1); # 0x00-0xff
$secblock = substr ($secblock, 0, $idx) . $c . substr ($secblock, $idx);
}
$secblock = $rc4->RC4 ($secblock);
$secblock = "*" . unpack ("H*", $secblock);
}
}
}
my $hash = sprintf ("\$oldoffice\$%d*%s*%s*%s%s", $version, $salt, unpack ("H*", $encrypted1), unpack ("H*", $encrypted2), $secblock);
return $hash;
}
@ -81,7 +142,9 @@ sub module_verify_hash
my @data = split /\*/, $hash_in;
return unless scalar @data == 4;
my $num_fields = scalar @data;
return unless (($num_fields == 4) || ($num_fields == 5));
my $signature = shift @data;
@ -95,6 +158,15 @@ sub module_verify_hash
my $param = shift @data;
my $param2 = substr ($signature, 11, 1);
my $param3 = "";
if ($num_fields == 5)
{
shift @data; # ignore the "digest"
$param3 = shift @data;
}
return unless defined $salt;
return unless defined $word;
return unless defined $param;
@ -102,7 +174,7 @@ sub module_verify_hash
$word = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word, $salt, $param, $param2);
my $new_hash = module_generate_hash ($word, $salt, $param, $param2, $param3);
return ($new_hash, $word);
}