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hashcat/OpenCL/m29920-pure.cl

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/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#define NEW_SIMD_CODE
#ifdef KERNEL_STATIC
#include M2S(INCLUDE_PATH/inc_vendor.h)
#include M2S(INCLUDE_PATH/inc_types.h)
#include M2S(INCLUDE_PATH/inc_platform.cl)
#include M2S(INCLUDE_PATH/inc_common.cl)
#include M2S(INCLUDE_PATH/inc_simd.cl)
#include M2S(INCLUDE_PATH/inc_hash_sha256.cl)
#include M2S(INCLUDE_PATH/inc_cipher_aes.cl)
#endif
#define COMPARE_S M2S(INCLUDE_PATH/inc_comp_single.cl)
#define COMPARE_M M2S(INCLUDE_PATH/inc_comp_multi.cl)
typedef struct encdatavault
{
u32 keychain[32];
u32 iv[2];
u32 ct[2];
u32 algo;
u32 version;
u32 nb_keys;
u32 key_len;
} encdatavault_t;
typedef struct encdatavault_tmp
{
// key size can range between 128 and 1024 bit
u32 ipad[8];
u32 opad[8];
u32 dgst[32];
u32 out[32];
} encdatavault_tmp_t;
DECLSPEC void hmac_sha256_run_V (PRIVATE_AS u32x *w0, PRIVATE_AS u32x *w1, PRIVATE_AS u32x *w2, PRIVATE_AS u32x *w3, PRIVATE_AS u32x *ipad, PRIVATE_AS u32x *opad, PRIVATE_AS u32x *digest)
{
digest[0] = ipad[0];
digest[1] = ipad[1];
digest[2] = ipad[2];
digest[3] = ipad[3];
digest[4] = ipad[4];
digest[5] = ipad[5];
digest[6] = ipad[6];
digest[7] = ipad[7];
sha256_transform_vector (w0, w1, w2, w3, digest);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w1[1] = digest[5];
w1[2] = digest[6];
w1[3] = digest[7];
w2[0] = 0x80000000;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (64 + 32) * 8;
digest[0] = opad[0];
digest[1] = opad[1];
digest[2] = opad[2];
digest[3] = opad[3];
digest[4] = opad[4];
digest[5] = opad[5];
digest[6] = opad[6];
digest[7] = opad[7];
sha256_transform_vector (w0, w1, w2, w3, digest);
}
KERNEL_FQ void m29920_init (KERN_ATTR_TMPS_ESALT (encdatavault_tmp_t, encdatavault_t))
{
/**
* base
*/
const u64 gid = get_global_id (0);
if (gid >= GID_CNT) return;
sha256_hmac_ctx_t sha256_hmac_ctx;
sha256_hmac_init_global_swap (&sha256_hmac_ctx, pws[gid].i, pws[gid].pw_len);
tmps[gid].ipad[0] = sha256_hmac_ctx.ipad.h[0];
tmps[gid].ipad[1] = sha256_hmac_ctx.ipad.h[1];
tmps[gid].ipad[2] = sha256_hmac_ctx.ipad.h[2];
tmps[gid].ipad[3] = sha256_hmac_ctx.ipad.h[3];
tmps[gid].ipad[4] = sha256_hmac_ctx.ipad.h[4];
tmps[gid].ipad[5] = sha256_hmac_ctx.ipad.h[5];
tmps[gid].ipad[6] = sha256_hmac_ctx.ipad.h[6];
tmps[gid].ipad[7] = sha256_hmac_ctx.ipad.h[7];
tmps[gid].opad[0] = sha256_hmac_ctx.opad.h[0];
tmps[gid].opad[1] = sha256_hmac_ctx.opad.h[1];
tmps[gid].opad[2] = sha256_hmac_ctx.opad.h[2];
tmps[gid].opad[3] = sha256_hmac_ctx.opad.h[3];
tmps[gid].opad[4] = sha256_hmac_ctx.opad.h[4];
tmps[gid].opad[5] = sha256_hmac_ctx.opad.h[5];
tmps[gid].opad[6] = sha256_hmac_ctx.opad.h[6];
tmps[gid].opad[7] = sha256_hmac_ctx.opad.h[7];
sha256_hmac_update_global (&sha256_hmac_ctx, salt_bufs[DIGESTS_OFFSET_HOST].salt_buf, salt_bufs[DIGESTS_OFFSET_HOST].salt_len);
const u32 key_len = esalt_bufs[DIGESTS_OFFSET_HOST].key_len;
for (u32 i = 0, j = 1; i < (key_len / 4); i += 8, j += 1)
{
sha256_hmac_ctx_t sha256_hmac_ctx2 = sha256_hmac_ctx;
u32 w0[4];
u32 w1[4];
u32 w2[4];
u32 w3[4];
w0[0] = j;
w0[1] = 0;
w0[2] = 0;
w0[3] = 0;
w1[0] = 0;
w1[1] = 0;
w1[2] = 0;
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] = 0;
sha256_hmac_update_64 (&sha256_hmac_ctx2, w0, w1, w2, w3, 4);
sha256_hmac_final (&sha256_hmac_ctx2);
tmps[gid].dgst[i + 0] = sha256_hmac_ctx2.opad.h[0];
tmps[gid].dgst[i + 1] = sha256_hmac_ctx2.opad.h[1];
tmps[gid].dgst[i + 2] = sha256_hmac_ctx2.opad.h[2];
tmps[gid].dgst[i + 3] = sha256_hmac_ctx2.opad.h[3];
tmps[gid].dgst[i + 4] = sha256_hmac_ctx2.opad.h[4];
tmps[gid].dgst[i + 5] = sha256_hmac_ctx2.opad.h[5];
tmps[gid].dgst[i + 6] = sha256_hmac_ctx2.opad.h[6];
tmps[gid].dgst[i + 7] = sha256_hmac_ctx2.opad.h[7];
tmps[gid].out[i + 0] = tmps[gid].dgst[i + 0];
tmps[gid].out[i + 1] = tmps[gid].dgst[i + 1];
tmps[gid].out[i + 2] = tmps[gid].dgst[i + 2];
tmps[gid].out[i + 3] = tmps[gid].dgst[i + 3];
tmps[gid].out[i + 4] = tmps[gid].dgst[i + 4];
tmps[gid].out[i + 5] = tmps[gid].dgst[i + 5];
tmps[gid].out[i + 6] = tmps[gid].dgst[i + 6];
tmps[gid].out[i + 7] = tmps[gid].dgst[i + 7];
}
}
KERNEL_FQ void m29920_loop (KERN_ATTR_TMPS_ESALT (encdatavault_tmp_t, encdatavault_t))
{
const u64 gid = get_global_id (0);
if ((gid * VECT_SIZE) >= GID_CNT) return;
u32x ipad[8];
u32x opad[8];
ipad[0] = packv (tmps, ipad, gid, 0);
ipad[1] = packv (tmps, ipad, gid, 1);
ipad[2] = packv (tmps, ipad, gid, 2);
ipad[3] = packv (tmps, ipad, gid, 3);
ipad[4] = packv (tmps, ipad, gid, 4);
ipad[5] = packv (tmps, ipad, gid, 5);
ipad[6] = packv (tmps, ipad, gid, 6);
ipad[7] = packv (tmps, ipad, gid, 7);
opad[0] = packv (tmps, opad, gid, 0);
opad[1] = packv (tmps, opad, gid, 1);
opad[2] = packv (tmps, opad, gid, 2);
opad[3] = packv (tmps, opad, gid, 3);
opad[4] = packv (tmps, opad, gid, 4);
opad[5] = packv (tmps, opad, gid, 5);
opad[6] = packv (tmps, opad, gid, 6);
opad[7] = packv (tmps, opad, gid, 7);
const u32 key_len = esalt_bufs[DIGESTS_OFFSET_HOST].key_len;
for (u32 i = 0; i < (key_len / 4); i += 8)
{
u32x dgst[8];
u32x out[8];
dgst[0] = packv (tmps, dgst, gid, i + 0);
dgst[1] = packv (tmps, dgst, gid, i + 1);
dgst[2] = packv (tmps, dgst, gid, i + 2);
dgst[3] = packv (tmps, dgst, gid, i + 3);
dgst[4] = packv (tmps, dgst, gid, i + 4);
dgst[5] = packv (tmps, dgst, gid, i + 5);
dgst[6] = packv (tmps, dgst, gid, i + 6);
dgst[7] = packv (tmps, dgst, gid, i + 7);
out[0] = packv (tmps, out, gid, i + 0);
out[1] = packv (tmps, out, gid, i + 1);
out[2] = packv (tmps, out, gid, i + 2);
out[3] = packv (tmps, out, gid, i + 3);
out[4] = packv (tmps, out, gid, i + 4);
out[5] = packv (tmps, out, gid, i + 5);
out[6] = packv (tmps, out, gid, i + 6);
out[7] = packv (tmps, out, gid, i + 7);
for (u32 j = 0; j < LOOP_CNT; j++)
{
u32x w0[4];
u32x w1[4];
u32x w2[4];
u32x w3[4];
w0[0] = dgst[0];
w0[1] = dgst[1];
w0[2] = dgst[2];
w0[3] = dgst[3];
w1[0] = dgst[4];
w1[1] = dgst[5];
w1[2] = dgst[6];
w1[3] = dgst[7];
w2[0] = 0x80000000;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (64 + 32) * 8;
hmac_sha256_run_V (w0, w1, w2, w3, ipad, opad, dgst);
out[0] ^= dgst[0];
out[1] ^= dgst[1];
out[2] ^= dgst[2];
out[3] ^= dgst[3];
out[4] ^= dgst[4];
out[5] ^= dgst[5];
out[6] ^= dgst[6];
out[7] ^= dgst[7];
}
unpackv (tmps, dgst, gid, i + 0, dgst[0]);
unpackv (tmps, dgst, gid, i + 1, dgst[1]);
unpackv (tmps, dgst, gid, i + 2, dgst[2]);
unpackv (tmps, dgst, gid, i + 3, dgst[3]);
unpackv (tmps, dgst, gid, i + 4, dgst[4]);
unpackv (tmps, dgst, gid, i + 5, dgst[5]);
unpackv (tmps, dgst, gid, i + 6, dgst[6]);
unpackv (tmps, dgst, gid, i + 7, dgst[7]);
unpackv (tmps, out, gid, i + 0, out[0]);
unpackv (tmps, out, gid, i + 1, out[1]);
unpackv (tmps, out, gid, i + 2, out[2]);
unpackv (tmps, out, gid, i + 3, out[3]);
unpackv (tmps, out, gid, i + 4, out[4]);
unpackv (tmps, out, gid, i + 5, out[5]);
unpackv (tmps, out, gid, i + 6, out[6]);
unpackv (tmps, out, gid, i + 7, out[7]);
}
}
KERNEL_FQ void m29920_comp (KERN_ATTR_TMPS_ESALT (encdatavault_tmp_t, encdatavault_t))
{
const u64 gid = get_global_id (0);
const u64 lid = get_local_id (0);
const u64 lsz = get_local_size (0);
/**
* aes shared
*/
#ifdef REAL_SHM
LOCAL_VK u32 s_td0[256];
LOCAL_VK u32 s_td1[256];
LOCAL_VK u32 s_td2[256];
LOCAL_VK u32 s_td3[256];
LOCAL_VK u32 s_td4[256];
LOCAL_VK u32 s_te0[256];
LOCAL_VK u32 s_te1[256];
LOCAL_VK u32 s_te2[256];
LOCAL_VK u32 s_te3[256];
LOCAL_VK u32 s_te4[256];
for (u32 i = lid; i < 256; i += lsz)
{
s_td0[i] = td0[i];
s_td1[i] = td1[i];
s_td2[i] = td2[i];
s_td3[i] = td3[i];
s_td4[i] = td4[i];
s_te0[i] = te0[i];
s_te1[i] = te1[i];
s_te2[i] = te2[i];
s_te3[i] = te3[i];
s_te4[i] = te4[i];
}
SYNC_THREADS ();
#else
CONSTANT_AS u32a *s_td0 = td0;
CONSTANT_AS u32a *s_td1 = td1;
CONSTANT_AS u32a *s_td2 = td2;
CONSTANT_AS u32a *s_td3 = td3;
CONSTANT_AS u32a *s_td4 = td4;
CONSTANT_AS u32a *s_te0 = te0;
CONSTANT_AS u32a *s_te1 = te1;
CONSTANT_AS u32a *s_te2 = te2;
CONSTANT_AS u32a *s_te3 = te3;
CONSTANT_AS u32a *s_te4 = te4;
#endif
if (gid >= GID_CNT) return;
// decrypt keychain using PBKDF2 key
u32 ukey[4];
ukey[0] = tmps[gid].out[0];
ukey[1] = tmps[gid].out[1];
ukey[2] = tmps[gid].out[2];
ukey[3] = tmps[gid].out[3];
u32 ks[44];
AES128_set_encrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3);
const u32 key_len = esalt_bufs[DIGESTS_OFFSET_HOST].key_len;
#define ENC_MAX_KEY_NUM 8
u32 ivs_keychain[ENC_MAX_KEY_NUM][2];
ivs_keychain[0][0] = 0;
ivs_keychain[0][1] = 0;
for (int i = 1, j = 28; i < ENC_MAX_KEY_NUM; i += 1, j -= 4) // +4 is not a bug, 8/16 bytes are just discarded
{
ivs_keychain[i][0] = tmps[gid].out[j + 0];
ivs_keychain[i][1] = tmps[gid].out[j + 1];
}
u32 ctr_keychain[ENC_MAX_KEY_NUM][4];
#define ENC_KEYCHAIN_SIZE 128
#define ENC_BLOCK_SIZE 16
for (int i = 0, counter = 0; i < (ENC_KEYCHAIN_SIZE / ENC_BLOCK_SIZE); i++, counter++)
{
u32 in[4];
in[0] = ivs_keychain[0][0];
in[1] = ivs_keychain[0][1];
in[2] = 0;
in[3] = counter;
u32 out[4];
AES128_encrypt (ks, in, out, s_te0, s_te1, s_te2, s_te3, s_te4);
ctr_keychain[i][0] = out[0];
ctr_keychain[i][1] = out[1];
ctr_keychain[i][2] = out[2];
ctr_keychain[i][3] = out[3];
for (int j = 1; j < ENC_MAX_KEY_NUM; j++)
{
in[0] = ivs_keychain[j][0];
in[1] = ivs_keychain[j][1];
in[2] = 0;
in[3] = counter;
AES128_encrypt (ks, in, out, s_te0, s_te1, s_te2, s_te3, s_te4);
ctr_keychain[i][0] ^= out[0];
ctr_keychain[i][1] ^= out[1];
ctr_keychain[i][2] ^= out[2];
ctr_keychain[i][3] ^= out[3];
}
}
u32 keychain[ENC_MAX_KEY_NUM][4];
for (int i = 0, j = 0; i < (ENC_KEYCHAIN_SIZE / ENC_BLOCK_SIZE); i += 1, j += 4)
{
keychain[i][0] = ctr_keychain[i][0] ^ esalt_bufs[DIGESTS_OFFSET_HOST].keychain[j + 0];
keychain[i][1] = ctr_keychain[i][1] ^ esalt_bufs[DIGESTS_OFFSET_HOST].keychain[j + 1];
keychain[i][2] = ctr_keychain[i][2] ^ esalt_bufs[DIGESTS_OFFSET_HOST].keychain[j + 2];
keychain[i][3] = ctr_keychain[i][3] ^ esalt_bufs[DIGESTS_OFFSET_HOST].keychain[j + 3];
}
// decrypt encrypted data using keychain key
ukey[0] = keychain[0][0];
ukey[1] = keychain[0][1];
ukey[2] = keychain[0][2];
ukey[3] = keychain[0][3];
AES128_set_encrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3);
u32 ivs[ENC_MAX_KEY_NUM][2];
ivs[0][0] = esalt_bufs[DIGESTS_OFFSET_HOST].iv[0];
ivs[0][1] = esalt_bufs[DIGESTS_OFFSET_HOST].iv[1];
for (int i = 1; i < esalt_bufs[DIGESTS_OFFSET_HOST].nb_keys; i += 1) // +4 is not a bug, 8/16 bytes are just discarded
{
ivs[i][0] = esalt_bufs[DIGESTS_OFFSET_HOST].iv[0] ^ keychain[i][0];
ivs[i][1] = esalt_bufs[DIGESTS_OFFSET_HOST].iv[1] ^ keychain[i][1];
}
#define CTR_LEN 16
u32 ctr[ENC_MAX_KEY_NUM][4];
for (int i = 0, counter = 1; i < (CTR_LEN / ENC_BLOCK_SIZE); i++, counter++) // is always just 1 iteration here, but concept is needed for later kernels
{
u32 in[4];
in[0] = ivs[0][0];
in[1] = ivs[0][1];
in[2] = 0;
in[3] = counter;
u32 out[4];
AES128_encrypt (ks, in, out, s_te0, s_te1, s_te2, s_te3, s_te4);
ctr[i][0] = out[0];
ctr[i][1] = out[1];
ctr[i][2] = out[2];
ctr[i][3] = out[3];
for (int j = 1; j < esalt_bufs[DIGESTS_OFFSET_HOST].nb_keys; j++)
{
in[0] = ivs[j][0];
in[1] = ivs[j][1];
in[2] = 0;
in[3] = counter;
AES128_encrypt (ks, in, out, s_te0, s_te1, s_te2, s_te3, s_te4);
ctr[i][0] ^= out[0];
ctr[i][1] ^= out[1];
ctr[i][2] ^= out[2];
ctr[i][3] ^= out[3];
}
}
u32 ct[2];
ct[0] = esalt_bufs[DIGESTS_OFFSET_HOST].ct[0];
ct[1] = esalt_bufs[DIGESTS_OFFSET_HOST].ct[1];
u32 pt[2];
pt[0] = ct[0] ^ ctr[0][1];
pt[1] = ct[1] ^ ctr[0][2];
if ((pt[0] == 0xd2c3b4a1) && ((pt[1] & 0xffffff00) == 0))
{
if (hc_atomic_inc (&hashes_shown[DIGESTS_OFFSET_HOST]) == 0)
{
mark_hash (plains_buf, d_return_buf, SALT_POS_HOST, DIGESTS_CNT, 0, DIGESTS_OFFSET_HOST + 0, gid, 0, 0, 0);
}
}
}
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