arno
/
hashcat
mirror of https://github.com/hashcat/hashcat.git
1
0
Fork 0
Code Issues Releases Wiki Activity

Add host modifications for -a 0 in combination with -L and modify an example kernel

Browse Source
pull/1294/head
jsteube 7 years ago
parent 04bb6a46ef
commit 54b7505473
4 changed files with 124 additions and 38 deletions
Show Stats Download Patch File Download Diff File

66
OpenCL/m00000_a0-pure.cl
Unescape View File

@ -3,7 +3,7 @@
* License.....: MIT
*/
#define NEW_SIMD_CODE
//#define NEW_SIMD_CODE
#include "inc_vendor.cl"
#include "inc_hash_constants.h"
@ -26,13 +26,45 @@ __kernel void m00000_mxx (__global pw_t *pws, __global const kernel_rule_t *rule
if (gid >= gid_max) return;
/**
* base
*/
const u32 pw_len = pws[gid].pw_len;
const u32 pw_lenv = ceil ((float) pw_len / 4);
u32 w[64] = { 0 };
for (int idx = 0; idx < pw_lenv; idx++)
{
w[idx] = pws[gid].i[idx];
barrier (CLK_GLOBAL_MEM_FENCE);
}
/**
* loop
*/
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
// todo: add rules engine
md5_ctx_t ctx;
md5_init (&ctx);
md5_update (&ctx, w, pw_len);
md5_final (&ctx);
const u32 r0 = ctx.h[DGST_R0];
const u32 r1 = ctx.h[DGST_R1];
const u32 r2 = ctx.h[DGST_R2];
const u32 r3 = ctx.h[DGST_R3];
COMPARE_M_SCALAR (r0, r1, r2, r3);
}
}
@ -47,6 +79,23 @@ __kernel void m00000_sxx (__global pw_t *pws, __global const kernel_rule_t *rule
if (gid >= gid_max) return;
/**
* base
*/
const u32 pw_len = pws[gid].pw_len;
const u32 pw_lenv = ceil ((float) pw_len / 4);
u32 w[64] = { 0 };
for (int idx = 0; idx < pw_lenv; idx++)
{
w[idx] = pws[gid].i[idx];
barrier (CLK_GLOBAL_MEM_FENCE);
}
/**
* digest
*/
@ -65,6 +114,21 @@ __kernel void m00000_sxx (__global pw_t *pws, __global const kernel_rule_t *rule
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
// todo: add rules engine
md5_ctx_t ctx;
md5_init (&ctx);
md5_update (&ctx, w, pw_len);
md5_final (&ctx);
const u32 r0 = ctx.h[DGST_R0];
const u32 r1 = ctx.h[DGST_R1];
const u32 r2 = ctx.h[DGST_R2];
const u32 r3 = ctx.h[DGST_R3];
COMPARE_S_SCALAR (r0, r1, r2, r3);
}
}

21
OpenCL/m00000_a1-pure.cl
Unescape View File

@ -46,15 +46,16 @@ __kernel void m00000_mxx (__global pw_t *pws, __global const kernel_rule_t *rule
md5_final (&ctx_inner);
const u32 a = ctx_inner.h[0];
const u32 b = ctx_inner.h[1];
const u32 c = ctx_inner.h[2];
const u32 d = ctx_inner.h[3];
const u32 r0 = ctx.h[DGST_R0];
const u32 r1 = ctx.h[DGST_R1];
const u32 r2 = ctx.h[DGST_R2];
const u32 r3 = ctx.h[DGST_R3];
COMPARE_M_SCALAR (a, d, c, b);
COMPARE_M_SCALAR (r0, r1, r2, r3);
}
}
__kernel void m00000_sxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __global const bf_t *bfs_buf, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const void *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
/**
@ -100,11 +101,11 @@ __kernel void m00000_sxx (__global pw_t *pws, __global const kernel_rule_t *rule
md5_final (&ctx_inner);
const u32 a = ctx_inner.h[0];
const u32 b = ctx_inner.h[1];
const u32 c = ctx_inner.h[2];
const u32 d = ctx_inner.h[3];
const u32 r0 = ctx.h[DGST_R0];
const u32 r1 = ctx.h[DGST_R1];
const u32 r2 = ctx.h[DGST_R2];
const u32 r3 = ctx.h[DGST_R3];
COMPARE_S_SCALAR (a, d, c, b);
COMPARE_S_SCALAR (r0, r1, r2, r3);
}
}

32
OpenCL/m00000_a3-pure.cl
Unescape View File

@ -41,6 +41,18 @@ __kernel void m00000_mxx (__global pw_t *pws, __global const kernel_rule_t *rule
barrier (CLK_GLOBAL_MEM_FENCE);
}
/**
* digest
*/
const u32 search[4] =
{
digests_buf[digests_offset].digest_buf[DGST_R0],
digests_buf[digests_offset].digest_buf[DGST_R1],
digests_buf[digests_offset].digest_buf[DGST_R2],
digests_buf[digests_offset].digest_buf[DGST_R3]
};
/**
* loop
*/
@ -63,12 +75,12 @@ __kernel void m00000_mxx (__global pw_t *pws, __global const kernel_rule_t *rule
md5_final_vector (&ctx);
const u32x a = ctx.h[0];
const u32x b = ctx.h[1];
const u32x c = ctx.h[2];
const u32x d = ctx.h[3];
const u32x r0 = ctx.h[DGST_R0];
const u32x r1 = ctx.h[DGST_R1];
const u32x r2 = ctx.h[DGST_R2];
const u32x r3 = ctx.h[DGST_R3];
COMPARE_M_SIMD (a, d, c, b);
COMPARE_M_SIMD (r0, r1, r2, r3);
}
}
@ -134,11 +146,11 @@ __kernel void m00000_sxx (__global pw_t *pws, __global const kernel_rule_t *rule
md5_final_vector (&ctx);
const u32x a = ctx.h[0];
const u32x b = ctx.h[1];
const u32x c = ctx.h[2];
const u32x d = ctx.h[3];
const u32x r0 = ctx.h[DGST_R0];
const u32x r1 = ctx.h[DGST_R1];
const u32x r2 = ctx.h[DGST_R2];
const u32x r3 = ctx.h[DGST_R3];
COMPARE_S_SIMD (a, d, c, b);
COMPARE_S_SIMD (r0, r1, r2, r3);
}
}

43
src/straight.c
Unescape View File

@ -246,30 +246,26 @@ int straight_ctx_init (hashcat_ctx_t *hashcat_ctx)
}
}
// If we have a NOOP rule then we can process words from wordlists > length 32 for slow hashes
/**
* pw_min and pw_max
*/
u32 pw_min = hashconfig->pw_min;
u32 pw_max = hashconfig->pw_max;
const bool has_noop = kernel_rules_has_noop (straight_ctx->kernel_rules_buf, straight_ctx->kernel_rules_cnt);
// this entire section should go away as soon as we have a rule engine for 256 byte
#define PW_DICTMAX 32
if (has_noop == false)
if (user_options->length_limit_disable == true)
{
switch (user_options_extra->attack_kern)
{
case ATTACK_KERN_STRAIGHT: if (pw_max > PW_DICTMAX) pw_max = PW_DICTMAX;
break;
case ATTACK_KERN_COMBI: if (pw_max > PW_DICTMAX) pw_max = PW_DICTMAX;
break;
}
}
else
{
if (hashconfig->attack_exec == ATTACK_EXEC_INSIDE_KERNEL)
// If we have a NOOP rule then we can process words from wordlists > length 32 for slow hashes
const bool has_noop = kernel_rules_has_noop (straight_ctx->kernel_rules_buf, straight_ctx->kernel_rules_cnt);
#define PW_DICTMAX 32
if (has_noop == false)
{
switch (user_options_extra->attack_kern)
{
@ -281,7 +277,20 @@ int straight_ctx_init (hashcat_ctx_t *hashcat_ctx)
}
else
{
// in this case we can process > 32
if (hashconfig->attack_exec == ATTACK_EXEC_INSIDE_KERNEL)
{
switch (user_options_extra->attack_kern)
{
case ATTACK_KERN_STRAIGHT: if (pw_max > PW_DICTMAX) pw_max = PW_DICTMAX;
break;
case ATTACK_KERN_COMBI: if (pw_max > PW_DICTMAX) pw_max = PW_DICTMAX;
break;
}
}
else
{
// in this case we can process > 32
}
}
}

Write Preview
Loading…
Cancel
Save