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hashcat/OpenCL/m00500-optimized.cl
Jens Steube 04d5e5a119 New Attack-Mode: Association Attack. Like JtR's single mode. Very early 
stage. See hashcat Forum for detailed writeup.
2020-09-29 15:56:32 +02:00

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21 KiB
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/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
//#define NEW_SIMD_CODE
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
#include "inc_types.h"
#include "inc_platform.cl"
#include "inc_common.cl"
#include "inc_hash_md5.cl"
#endif
#define COMPARE_S "inc_comp_single.cl"
#define COMPARE_M "inc_comp_multi.cl"
typedef struct md5crypt_tmp
{
u32 digest_buf[4];
} md5crypt_tmp_t;
#define md5crypt_magic 0x00243124u
DECLSPEC void memcat16 (u32 *block0, u32 *block1, u32 *block2, u32 *block3, const u32 offset, const u32 *append)
{
u32 tmp0;
u32 tmp1;
u32 tmp2;
u32 tmp3;
u32 tmp4;
#if defined IS_AMD || defined IS_GENERIC
u32 in0 = append[0];
u32 in1 = append[1];
u32 in2 = append[2];
u32 in3 = append[3];
tmp0 = hc_bytealign ( 0, in0, offset);
tmp1 = hc_bytealign (in0, in1, offset);
tmp2 = hc_bytealign (in1, in2, offset);
tmp3 = hc_bytealign (in2, in3, offset);
tmp4 = hc_bytealign (in3, 0, offset);
#endif
#ifdef IS_NV
const int offset_mod_4 = offset & 3;
const int offset_minus_4 = 4 - offset_mod_4;
const int selector = (0x76543210 >> (offset_minus_4 * 4)) & 0xffff;
u32 in0 = append[0];
u32 in1 = append[1];
u32 in2 = append[2];
u32 in3 = append[3];
tmp0 = hc_byte_perm ( 0, in0, selector);
tmp1 = hc_byte_perm (in0, in1, selector);
tmp2 = hc_byte_perm (in1, in2, selector);
tmp3 = hc_byte_perm (in2, in3, selector);
tmp4 = hc_byte_perm (in3, 0, selector);
#endif
const u32 div = offset / 4;
switch (div)
{
case 0: block0[0] |= tmp0;
block0[1] = tmp1;
block0[2] = tmp2;
block0[3] = tmp3;
block1[0] = tmp4;
break;
case 1: block0[1] |= tmp0;
block0[2] = tmp1;
block0[3] = tmp2;
block1[0] = tmp3;
block1[1] = tmp4;
break;
case 2: block0[2] |= tmp0;
block0[3] = tmp1;
block1[0] = tmp2;
block1[1] = tmp3;
block1[2] = tmp4;
break;
case 3: block0[3] |= tmp0;
block1[0] = tmp1;
block1[1] = tmp2;
block1[2] = tmp3;
block1[3] = tmp4;
break;
case 4: block1[0] |= tmp0;
block1[1] = tmp1;
block1[2] = tmp2;
block1[3] = tmp3;
block2[0] = tmp4;
break;
case 5: block1[1] |= tmp0;
block1[2] = tmp1;
block1[3] = tmp2;
block2[0] = tmp3;
block2[1] = tmp4;
break;
case 6: block1[2] |= tmp0;
block1[3] = tmp1;
block2[0] = tmp2;
block2[1] = tmp3;
block2[2] = tmp4;
break;
case 7: block1[3] |= tmp0;
block2[0] = tmp1;
block2[1] = tmp2;
block2[2] = tmp3;
block2[3] = tmp4;
break;
case 8: block2[0] |= tmp0;
block2[1] = tmp1;
block2[2] = tmp2;
block2[3] = tmp3;
block3[0] = tmp4;
break;
case 9: block2[1] |= tmp0;
block2[2] = tmp1;
block2[3] = tmp2;
block3[0] = tmp3;
block3[1] = tmp4;
break;
}
}
DECLSPEC void memcat16_x80 (u32 *block0, u32 *block1, u32 *block2, u32 *block3, const u32 offset, const u32 *append)
{
u32 tmp0;
u32 tmp1;
u32 tmp2;
u32 tmp3;
u32 tmp4;
#if defined IS_AMD || defined IS_GENERIC
u32 in0 = append[0];
u32 in1 = append[1];
u32 in2 = append[2];
u32 in3 = append[3];
u32 in4 = 0x80;
tmp0 = hc_bytealign ( 0, in0, offset);
tmp1 = hc_bytealign (in0, in1, offset);
tmp2 = hc_bytealign (in1, in2, offset);
tmp3 = hc_bytealign (in2, in3, offset);
tmp4 = hc_bytealign (in3, in4, offset);
#endif
#ifdef IS_NV
const int offset_mod_4 = offset & 3;
const int offset_minus_4 = 4 - offset_mod_4;
const int selector = (0x76543210 >> (offset_minus_4 * 4)) & 0xffff;
u32 in0 = append[0];
u32 in1 = append[1];
u32 in2 = append[2];
u32 in3 = append[3];
u32 in4 = 0x80;
tmp0 = hc_byte_perm ( 0, in0, selector);
tmp1 = hc_byte_perm (in0, in1, selector);
tmp2 = hc_byte_perm (in1, in2, selector);
tmp3 = hc_byte_perm (in2, in3, selector);
tmp4 = hc_byte_perm (in3, in4, selector);
#endif
const u32 div = offset / 4;
switch (div)
{
case 0: block0[0] |= tmp0;
block0[1] = tmp1;
block0[2] = tmp2;
block0[3] = tmp3;
block1[0] = tmp4;
break;
case 1: block0[1] |= tmp0;
block0[2] = tmp1;
block0[3] = tmp2;
block1[0] = tmp3;
block1[1] = tmp4;
break;
case 2: block0[2] |= tmp0;
block0[3] = tmp1;
block1[0] = tmp2;
block1[1] = tmp3;
block1[2] = tmp4;
break;
case 3: block0[3] |= tmp0;
block1[0] = tmp1;
block1[1] = tmp2;
block1[2] = tmp3;
block1[3] = tmp4;
break;
case 4: block1[0] |= tmp0;
block1[1] = tmp1;
block1[2] = tmp2;
block1[3] = tmp3;
block2[0] = tmp4;
break;
case 5: block1[1] |= tmp0;
block1[2] = tmp1;
block1[3] = tmp2;
block2[0] = tmp3;
block2[1] = tmp4;
break;
case 6: block1[2] |= tmp0;
block1[3] = tmp1;
block2[0] = tmp2;
block2[1] = tmp3;
block2[2] = tmp4;
break;
case 7: block1[3] |= tmp0;
block2[0] = tmp1;
block2[1] = tmp2;
block2[2] = tmp3;
block2[3] = tmp4;
break;
case 8: block2[0] |= tmp0;
block2[1] = tmp1;
block2[2] = tmp2;
block2[3] = tmp3;
block3[0] = tmp4;
break;
case 9: block2[1] |= tmp0;
block2[2] = tmp1;
block2[3] = tmp2;
block3[0] = tmp3;
block3[1] = tmp4;
break;
}
}
DECLSPEC void memcat8 (u32 *block0, u32 *block1, u32 *block2, u32 *block3, const u32 offset, const u32 *append)
{
u32 tmp0;
u32 tmp1;
u32 tmp2;
#if defined IS_AMD || defined IS_GENERIC
u32 in0 = append[0];
u32 in1 = append[1];
tmp0 = hc_bytealign ( 0, in0, offset);
tmp1 = hc_bytealign (in0, in1, offset);
tmp2 = hc_bytealign (in1, 0, offset);
#endif
#ifdef IS_NV
const int offset_mod_4 = offset & 3;
const int offset_minus_4 = 4 - offset_mod_4;
const int selector = (0x76543210 >> (offset_minus_4 * 4)) & 0xffff;
u32 in0 = append[0];
u32 in1 = append[1];
tmp0 = hc_byte_perm ( 0, in0, selector);
tmp1 = hc_byte_perm (in0, in1, selector);
tmp2 = hc_byte_perm (in1, 0, selector);
#endif
const u32 div = offset / 4;
switch (div)
{
case 0: block0[0] |= tmp0;
block0[1] = tmp1;
block0[2] = tmp2;
break;
case 1: block0[1] |= tmp0;
block0[2] = tmp1;
block0[3] = tmp2;
break;
case 2: block0[2] |= tmp0;
block0[3] = tmp1;
block1[0] = tmp2;
break;
case 3: block0[3] |= tmp0;
block1[0] = tmp1;
block1[1] = tmp2;
break;
case 4: block1[0] |= tmp0;
block1[1] = tmp1;
block1[2] = tmp2;
break;
case 5: block1[1] |= tmp0;
block1[2] = tmp1;
block1[3] = tmp2;
break;
case 6: block1[2] |= tmp0;
block1[3] = tmp1;
block2[0] = tmp2;
break;
case 7: block1[3] |= tmp0;
block2[0] = tmp1;
block2[1] = tmp2;
break;
case 8: block2[0] |= tmp0;
block2[1] = tmp1;
block2[2] = tmp2;
break;
case 9: block2[1] |= tmp0;
block2[2] = tmp1;
block2[3] = tmp2;
break;
case 10: block2[2] |= tmp0;
block2[3] = tmp1;
block3[0] = tmp2;
break;
case 11: block2[3] |= tmp0;
block3[0] = tmp1;
block3[1] = tmp2;
break;
}
}
DECLSPEC void append_sign (u32 *block0, u32 *block1, const u32 block_len)
{
switch (block_len)
{
case 0:
block0[0] = md5crypt_magic;
break;
case 1:
block0[0] = block0[0] | md5crypt_magic << 8u;
block0[1] = md5crypt_magic >> 24u;
break;
case 2:
block0[0] = block0[0] | md5crypt_magic << 16u;
block0[1] = md5crypt_magic >> 16u;
break;
case 3:
block0[0] = block0[0] | md5crypt_magic << 24u;
block0[1] = md5crypt_magic >> 8u;
break;
case 4:
block0[1] = md5crypt_magic;
break;
case 5:
block0[1] = block0[1] | md5crypt_magic << 8u;
block0[2] = md5crypt_magic >> 24u;
break;
case 6:
block0[1] = block0[1] | md5crypt_magic << 16u;
block0[2] = md5crypt_magic >> 16u;
break;
case 7:
block0[1] = block0[1] | md5crypt_magic << 24u;
block0[2] = md5crypt_magic >> 8u;
break;
case 8:
block0[2] = md5crypt_magic;
break;
case 9:
block0[2] = block0[2] | md5crypt_magic << 8u;
block0[3] = md5crypt_magic >> 24u;
break;
case 10:
block0[2] = block0[2] | md5crypt_magic << 16u;
block0[3] = md5crypt_magic >> 16u;
break;
case 11:
block0[2] = block0[2] | md5crypt_magic << 24u;
block0[3] = md5crypt_magic >> 8u;
break;
case 12:
block0[3] = md5crypt_magic;
break;
case 13:
block0[3] = block0[3] | md5crypt_magic << 8u;
block1[0] = md5crypt_magic >> 24u;
break;
case 14:
block0[3] = block0[3] | md5crypt_magic << 16u;
block1[0] = md5crypt_magic >> 16u;
break;
case 15:
block0[3] = block0[3] | md5crypt_magic << 24u;
block1[0] = md5crypt_magic >> 8u;
break;
}
}
DECLSPEC void append_1st (u32 *block0, u32 *block1, u32 *block2, u32 *block3, const u32 block_len, const u32 append)
{
switch (block_len)
{
case 0:
block0[0] = append;
break;
case 1:
block0[0] = block0[0] | append << 8;
break;
case 2:
block0[0] = block0[0] | append << 16;
break;
case 3:
block0[0] = block0[0] | append << 24;
break;
case 4:
block0[1] = append;
break;
case 5:
block0[1] = block0[1] | append << 8;
break;
case 6:
block0[1] = block0[1] | append << 16;
break;
case 7:
block0[1] = block0[1] | append << 24;
break;
case 8:
block0[2] = append;
break;
case 9:
block0[2] = block0[2] | append << 8;
break;
case 10:
block0[2] = block0[2] | append << 16;
break;
case 11:
block0[2] = block0[2] | append << 24;
break;
case 12:
block0[3] = append;
break;
case 13:
block0[3] = block0[3] | append << 8;
break;
case 14:
block0[3] = block0[3] | append << 16;
break;
case 15:
block0[3] = block0[3] | append << 24;
break;
case 16:
block1[0] = append;
break;
case 17:
block1[0] = block1[0] | append << 8;
break;
case 18:
block1[0] = block1[0] | append << 16;
break;
case 19:
block1[0] = block1[0] | append << 24;
break;
case 20:
block1[1] = append;
break;
case 21:
block1[1] = block1[1] | append << 8;
break;
case 22:
block1[1] = block1[1] | append << 16;
break;
case 23:
block1[1] = block1[1] | append << 24;
break;
case 24:
block1[2] = append;
break;
case 25:
block1[2] = block1[2] | append << 8;
break;
case 26:
block1[2] = block1[2] | append << 16;
break;
case 27:
block1[2] = block1[2] | append << 24;
break;
case 28:
block1[3] = append;
break;
case 29:
block1[3] = block1[3] | append << 8;
break;
case 30:
block1[3] = block1[3] | append << 16;
break;
case 31:
block1[3] = block1[3] | append << 24;
break;
case 32:
block2[0] = append;
break;
case 33:
block2[0] = block2[0] | append << 8;
break;
case 34:
block2[0] = block2[0] | append << 16;
break;
case 35:
block2[0] = block2[0] | append << 24;
break;
case 36:
block2[1] = append;
break;
case 37:
block2[1] = block2[1] | append << 8;
break;
case 38:
block2[1] = block2[1] | append << 16;
break;
case 39:
block2[1] = block2[1] | append << 24;
break;
case 40:
block2[2] = append;
break;
case 41:
block2[2] = block2[2] | append << 8;
break;
case 42:
block2[2] = block2[2] | append << 16;
break;
case 43:
block2[2] = block2[2] | append << 24;
break;
case 44:
block2[3] = append;
break;
case 45:
block2[3] = block2[3] | append << 8;
break;
case 46:
block2[3] = block2[3] | append << 16;
break;
case 47:
block2[3] = block2[3] | append << 24;
break;
case 48:
block3[0] = append;
break;
case 49:
block3[0] = block3[0] | append << 8;
break;
case 50:
block3[0] = block3[0] | append << 16;
break;
case 51:
block3[0] = block3[0] | append << 24;
break;
case 52:
block3[1] = append;
break;
case 53:
block3[1] = block3[1] | append << 8;
break;
case 54:
block3[1] = block3[1] | append << 16;
break;
case 55:
block3[1] = block3[1] | append << 24;
break;
case 56:
block3[2] = append;
break;
}
}
KERNEL_FQ void m00500_init (KERN_ATTR_TMPS (md5crypt_tmp_t))
{
/**
* base
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
u32 w0[4];
w0[0] = pws[gid].i[0];
w0[1] = pws[gid].i[1];
w0[2] = pws[gid].i[2];
w0[3] = pws[gid].i[3];
const u32 pw_len = pws[gid].pw_len & 63;
/**
* salt
*/
u32 salt_buf[2];
salt_buf[0] = salt_bufs[SALT_POS].salt_buf[0];
salt_buf[1] = salt_bufs[SALT_POS].salt_buf[1];
const u32 salt_len = salt_bufs[SALT_POS].salt_len;
/**
* init
*/
//memcat16 (block0, block1, block2, block3, block_len, w0);
//block_len += pw_len;
u32 block_len = pw_len;
u32 block0[4];
block0[0] = w0[0];
block0[1] = w0[1];
block0[2] = w0[2];
block0[3] = w0[3];
u32 block1[4];
block1[0] = 0;
block1[1] = 0;
block1[2] = 0;
block1[3] = 0;
u32 block2[4];
block2[0] = 0;
block2[1] = 0;
block2[2] = 0;
block2[3] = 0;
u32 block3[4];
block3[0] = 0;
block3[1] = 0;
block3[2] = 0;
block3[3] = 0;
memcat8 (block0, block1, block2, block3, block_len, salt_buf);
block_len += salt_len;
memcat16 (block0, block1, block2, block3, block_len, w0);
block_len += pw_len;
append_0x80_4x4 (block0, block1, block2, block3, block_len);
block3[2] = block_len * 8;
u32 digest[4];
digest[0] = MD5M_A;
digest[1] = MD5M_B;
digest[2] = MD5M_C;
digest[3] = MD5M_D;
md5_transform (block0, block1, block2, block3, digest);
/* The password first, since that is what is most unknown */
/* Then our magic string */
/* Then the raw salt */
/* Then just as many characters of the MD5(pw,salt,pw) */
//memcat16 (block0, block1, block2, block3, block_len, w);
//block_len += pw_len;
block_len = pw_len;
block0[0] = w0[0];
block0[1] = w0[1];
block0[2] = w0[2];
block0[3] = w0[3];
block1[0] = 0;
block1[1] = 0;
block1[2] = 0;
block1[3] = 0;
block2[0] = 0;
block2[1] = 0;
block2[2] = 0;
block2[3] = 0;
block3[0] = 0;
block3[1] = 0;
block3[2] = 0;
block3[3] = 0;
append_sign (block0, block1, block_len);
block_len += 3;
memcat8 (block0, block1, block2, block3, block_len, salt_buf);
block_len += salt_len;
truncate_block_4x4_le_S (digest, pw_len);
memcat16 (block0, block1, block2, block3, block_len, digest);
block_len += pw_len;
/* Then something really weird... */
u32 append = block0[0] & 0xFF;
for (u32 j = pw_len; j; j >>= 1)
{
if ((j & 1) == 0)
{
append_1st (block0, block1, block2, block3, block_len, append);
}
block_len++;
}
append_0x80_4x4 (block0, block1, block2, block3, block_len);
block3[2] = block_len * 8;
digest[0] = MD5M_A;
digest[1] = MD5M_B;
digest[2] = MD5M_C;
digest[3] = MD5M_D;
md5_transform (block0, block1, block2, block3, digest);
tmps[gid].digest_buf[0] = digest[0];
tmps[gid].digest_buf[1] = digest[1];
tmps[gid].digest_buf[2] = digest[2];
tmps[gid].digest_buf[3] = digest[3];
}
KERNEL_FQ void m00500_loop (KERN_ATTR_TMPS (md5crypt_tmp_t))
{
/**
* base
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
u32 w0[4];
w0[0] = pws[gid].i[0];
w0[1] = pws[gid].i[1];
w0[2] = pws[gid].i[2];
w0[3] = pws[gid].i[3];
const u32 pw_len = pws[gid].pw_len & 63;
u32 w0_x80[4];
w0_x80[0] = w0[0];
w0_x80[1] = w0[1];
w0_x80[2] = w0[2];
w0_x80[3] = w0[3];
append_0x80_1x4 (w0_x80, pw_len);
/**
* salt
*/
u32 salt_buf[2];
salt_buf[0] = salt_bufs[SALT_POS].salt_buf[0];
salt_buf[1] = salt_bufs[SALT_POS].salt_buf[1];
const u32 salt_len = salt_bufs[SALT_POS].salt_len;
/**
* digest
*/
u32 digest[4];
digest[0] = tmps[gid].digest_buf[0];
digest[1] = tmps[gid].digest_buf[1];
digest[2] = tmps[gid].digest_buf[2];
digest[3] = tmps[gid].digest_buf[3];
/**
* loop
*/
/* and now, just to make sure things don't run too fast */
u32 block_len;
u32 block0[4];
block0[0] = 0;
block0[1] = 0;
block0[2] = 0;
block0[3] = 0;
u32 block1[4];
block1[0] = 0;
block1[1] = 0;
block1[2] = 0;
block1[3] = 0;
u32 block2[4];
block2[0] = 0;
block2[1] = 0;
block2[2] = 0;
block2[3] = 0;
u32 block3[4];
block3[0] = 0;
block3[1] = 0;
block3[2] = 0;
block3[3] = 0;
for (u32 i = 0, j = loop_pos; i < loop_cnt; i++, j++)
{
block1[0] = 0;
block1[1] = 0;
block1[2] = 0;
block1[3] = 0;
block2[0] = 0;
block2[1] = 0;
block2[2] = 0;
block2[3] = 0;
block3[0] = 0;
block3[1] = 0;
const u32 j1 = (j & 1) ? 1 : 0;
const u32 j3 = (j % 3) ? 1 : 0;
const u32 j7 = (j % 7) ? 1 : 0;
if (j1)
{
block0[0] = w0[0];
block0[1] = w0[1];
block0[2] = w0[2];
block0[3] = w0[3];
block_len = pw_len;
if (j3)
{
memcat8 (block0, block1, block2, block3, block_len, salt_buf);
block_len += salt_len;
}
if (j7)
{
memcat16 (block0, block1, block2, block3, block_len, w0);
block_len += pw_len;
}
memcat16_x80 (block0, block1, block2, block3, block_len, digest);
block_len += 16;
}
else
{
block0[0] = digest[0];
block0[1] = digest[1];
block0[2] = digest[2];
block0[3] = digest[3];
block_len = 16;
if (j3 && j7)
{
block1[0] = salt_buf[0];
block1[1] = salt_buf[1];
block_len += salt_len;
memcat16 (block0, block1, block2, block3, block_len, w0);
block_len += pw_len;
}
else if (j3)
{
block1[0] = salt_buf[0];
block1[1] = salt_buf[1];
block_len += salt_len;
}
else if (j7)
{
block1[0] = w0[0];
block1[1] = w0[1];
block1[2] = w0[2];
block1[3] = w0[3];
block_len += pw_len;
}
memcat16 (block0, block1, block2, block3, block_len, w0_x80);
block_len += pw_len;
}
block3[2] = block_len * 8;
digest[0] = MD5M_A;
digest[1] = MD5M_B;
digest[2] = MD5M_C;
digest[3] = MD5M_D;
md5_transform (block0, block1, block2, block3, digest);
}
tmps[gid].digest_buf[0] = digest[0];
tmps[gid].digest_buf[1] = digest[1];
tmps[gid].digest_buf[2] = digest[2];
tmps[gid].digest_buf[3] = digest[3];
}
KERNEL_FQ void m00500_comp (KERN_ATTR_TMPS (md5crypt_tmp_t))
{
/**
* modifier
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
const u64 lid = get_local_id (0);
/**
* digest
*/
const u32 r0 = tmps[gid].digest_buf[DGST_R0];
const u32 r1 = tmps[gid].digest_buf[DGST_R1];
const u32 r2 = tmps[gid].digest_buf[DGST_R2];
const u32 r3 = tmps[gid].digest_buf[DGST_R3];
#define il_pos 0
#ifdef KERNEL_STATIC
#include COMPARE_M
#endif
}
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