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Merge pull request #3656 from Chick3nman/DCC-NT

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Add module and kernel for Domain Cached Credentials (DCC), MS Cache (NT), -m 31500
pull/3657/head^2
Jens Steube 9 months ago committed by GitHub
parent 96b05b2630 446178c455
commit 71080966a7
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 386 additions and 0 deletions
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141
OpenCL/m31500-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_scalar.cl)
#include M2S(INCLUDE_PATH/inc_hash_md4.cl)
#endif
#define COMPARE_S M2S(INCLUDE_PATH/inc_comp_single.cl)
#define COMPARE_M M2S(INCLUDE_PATH/inc_comp_multi.cl)
#ifdef KERNEL_STATIC
DECLSPEC u8 hex_convert (const u8 c)
{
return (c & 15) + (c >> 6) * 9;
}
DECLSPEC u8 hex_to_u8 (PRIVATE_AS const u8 *hex)
{
u8 v = 0;
v |= ((u8) hex_convert (hex[1]) << 0);
v |= ((u8) hex_convert (hex[0]) << 4);
return (v);
}
#endif
typedef struct dcc_tmp
{
u32 digest_buf[4];
} dcc_tmp_t;
KERNEL_FQ void m31500_init (KERN_ATTR_TMPS (dcc_tmp_t))
{
/**
* modifier
*/
const u64 lid = get_local_id (0);
const u64 gid = get_global_id (0);
if (gid >= GID_CNT) return;
u32 in[16];
in[ 0] = pws[gid].i[ 0];
in[ 1] = pws[gid].i[ 1];
in[ 2] = pws[gid].i[ 2];
in[ 3] = pws[gid].i[ 3];
in[ 4] = pws[gid].i[ 4];
in[ 5] = pws[gid].i[ 5];
in[ 6] = pws[gid].i[ 6];
in[ 7] = pws[gid].i[ 7];
u32 out[4];
PRIVATE_AS u8 *in_ptr = (PRIVATE_AS u8 *) in;
PRIVATE_AS u8 *out_ptr = (PRIVATE_AS u8 *) out;
for (int i = 0, j = 0; i < 16; i += 1, j += 2)
{
out_ptr[i] = hex_to_u8 (in_ptr + j);
}
tmps[gid].digest_buf[0] = out[0];
tmps[gid].digest_buf[1] = out[1];
tmps[gid].digest_buf[2] = out[2];
tmps[gid].digest_buf[3] = out[3];
}
KERNEL_FQ void m31500_loop (KERN_ATTR_TMPS (dcc_tmp_t))
{
}
KERNEL_FQ void m31500_comp (KERN_ATTR_TMPS (dcc_tmp_t))
{
/**
* modifier
*/
const u64 lid = get_local_id (0);
const u64 gid = get_global_id (0);
if (gid >= GID_CNT) return;
/**
* salt
*/
const u32 salt_len = salt_bufs[SALT_POS_HOST].salt_len;
u32 s[64] = { 0 };
for (u32 i = 0, idx = 0; i < salt_len; i += 4, idx += 1)
{
s[idx] = salt_bufs[SALT_POS_HOST].salt_buf[idx];
}
const u32 a = tmps[gid].digest_buf[0];
const u32 b = tmps[gid].digest_buf[1];
const u32 c = tmps[gid].digest_buf[2];
const u32 d = tmps[gid].digest_buf[3];
md4_ctx_t ctx;
md4_init (&ctx);
ctx.w0[0] = a;
ctx.w0[1] = b;
ctx.w0[2] = c;
ctx.w0[3] = d;
ctx.len = 16;
md4_update_utf16le (&ctx, s, salt_len);
md4_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];
#define il_pos 0
#ifdef KERNEL_STATIC
#include COMPARE_M
#endif
}

1
docs/changes.txt
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@ -47,6 +47,7 @@
- Added hash-mode: md5($salt1.sha1($salt2.$pass))
- Added hash-mode: md5(md5($pass.$salt))
- Added hash-mode: md5(md5($salt).md5(md5($pass)))
- Added hash-mode: Domain Cached Credentials (DCC), MS Cache (NT)
- Added hash-mode: md5(md5(md5($pass).$salt1).$salt2)
- Added hash-mode: md5(md5(md5($pass)).$salt)
- Added hash-mode: md5(sha1($pass.$salt))

244
src/modules/module_31500.c
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/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#include "common.h"
#include "types.h"
#include "modules.h"
#include "bitops.h"
#include "convert.h"
#include "shared.h"
static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
static const u32 DGST_POS0 = 0;
static const u32 DGST_POS1 = 3;
static const u32 DGST_POS2 = 2;
static const u32 DGST_POS3 = 1;
static const u32 DGST_SIZE = DGST_SIZE_4_4;
static const u32 HASH_CATEGORY = HASH_CATEGORY_OS;
static const char *HASH_NAME = "Domain Cached Credentials (DCC), MS Cache (NT)";
static const u64 KERN_TYPE = 31500;
static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
| OPTI_TYPE_NOT_ITERATED;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE
| OPTS_TYPE_PT_ADD80
| OPTS_TYPE_PT_ADDBITS14
| OPTS_TYPE_PT_UTF16LE
| OPTS_TYPE_ST_ADD80
| OPTS_TYPE_ST_UTF16LE
| OPTS_TYPE_ST_LOWER
| OPTS_TYPE_AUTODETECT_DISABLE;
static const u32 SALT_TYPE = SALT_TYPE_GENERIC;
static const char *ST_PASS = "b4b9b02e6f09a9bd760f388b67351e2b";
static const char *ST_HASH = "c896b3c6963e03c86ade3a38370bbb09:54161084332";
typedef struct dcc_tmp
{
u32 digest_buf[4];
} dcc_tmp_t;
u32 module_attack_exec (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ATTACK_EXEC; }
u32 module_dgst_pos0 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS0; }
u32 module_dgst_pos1 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS1; }
u32 module_dgst_pos2 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS2; }
u32 module_dgst_pos3 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS3; }
u32 module_dgst_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_SIZE; }
u32 module_hash_category (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_CATEGORY; }
const char *module_hash_name (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_NAME; }
u64 module_kern_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return KERN_TYPE; }
u32 module_opti_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTI_TYPE; }
u64 module_opts_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTS_TYPE; }
u32 module_salt_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return SALT_TYPE; }
const char *module_st_hash (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH; }
const char *module_st_pass (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS; }
u64 module_tmp_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const u64 tmp_size = (const u64) sizeof (dcc_tmp_t);
return tmp_size;
}
int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
{
u32 *digest = (u32 *) digest_buf;
hc_token_t token;
memset (&token, 0, sizeof (hc_token_t));
token.token_cnt = 2;
token.sep[0] = hashconfig->separator;
token.len_min[0] = 32;
token.len_max[0] = 32;
token.attr[0] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
token.len_min[1] = SALT_MIN;
token.len_max[1] = SALT_MAX;
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH;
if (hashconfig->opts_type & OPTS_TYPE_ST_HEX)
{
token.len_min[1] *= 2;
token.len_max[1] *= 2;
token.attr[1] |= TOKEN_ATTR_VERIFY_HEX;
}
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
const u8 *hash_pos = token.buf[0];
digest[0] = hex_to_u32 (hash_pos + 0);
digest[1] = hex_to_u32 (hash_pos + 8);
digest[2] = hex_to_u32 (hash_pos + 16);
digest[3] = hex_to_u32 (hash_pos + 24);
const u8 *salt_pos = token.buf[1];
const int salt_len = token.len[1];
const bool parse_rc = generic_salt_decode (hashconfig, salt_pos, salt_len, (u8 *) salt->salt_buf, (int *) &salt->salt_len);
if (parse_rc == false) return (PARSER_SALT_LENGTH);
return (PARSER_OK);
}
int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const void *digest_buf, MAYBE_UNUSED const salt_t *salt, MAYBE_UNUSED const void *esalt_buf, MAYBE_UNUSED const void *hook_salt_buf, MAYBE_UNUSED const hashinfo_t *hash_info, char *line_buf, MAYBE_UNUSED const int line_size)
{
const u32 *digest = (const u32 *) digest_buf;
// we can not change anything in the original buffer, otherwise destroying sorting
// therefore create some local buffer
u32 tmp[4];
tmp[0] = digest[0];
tmp[1] = digest[1];
tmp[2] = digest[2];
tmp[3] = digest[3];
u8 *out_buf = (u8 *) line_buf;
int out_len = 0;
u32_to_hex (tmp[0], out_buf + out_len); out_len += 8;
u32_to_hex (tmp[1], out_buf + out_len); out_len += 8;
u32_to_hex (tmp[2], out_buf + out_len); out_len += 8;
u32_to_hex (tmp[3], out_buf + out_len); out_len += 8;
out_buf[out_len] = hashconfig->separator;
out_len += 1;
out_len += generic_salt_encode (hashconfig, (const u8 *) salt->salt_buf, (const int) salt->salt_len, out_buf + out_len);
return out_len;
}
u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const u32 pw_max = 32; // Length of a NT hash
return pw_max;
}
u32 module_pw_min (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const u32 pw_min = 32; // Length of a NT hash
return pw_min;
}
const char *module_benchmark_mask (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const char *mask = "?a?a?a?a?a?a?a?axxxxxxxxxxxxxxxx";
return mask;
}
void module_init (module_ctx_t *module_ctx)
{
module_ctx->module_context_size = MODULE_CONTEXT_SIZE_CURRENT;
module_ctx->module_interface_version = MODULE_INTERFACE_VERSION_CURRENT;
module_ctx->module_attack_exec = module_attack_exec;
module_ctx->module_benchmark_esalt = MODULE_DEFAULT;
module_ctx->module_benchmark_hook_salt = MODULE_DEFAULT;
module_ctx->module_benchmark_mask = module_benchmark_mask;
module_ctx->module_benchmark_charset = MODULE_DEFAULT;
module_ctx->module_benchmark_salt = MODULE_DEFAULT;
module_ctx->module_build_plain_postprocess = MODULE_DEFAULT;
module_ctx->module_deep_comp_kernel = MODULE_DEFAULT;
module_ctx->module_deprecated_notice = MODULE_DEFAULT;
module_ctx->module_dgst_pos0 = module_dgst_pos0;
module_ctx->module_dgst_pos1 = module_dgst_pos1;
module_ctx->module_dgst_pos2 = module_dgst_pos2;
module_ctx->module_dgst_pos3 = module_dgst_pos3;
module_ctx->module_dgst_size = module_dgst_size;
module_ctx->module_dictstat_disable = MODULE_DEFAULT;
module_ctx->module_esalt_size = MODULE_DEFAULT;
module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
module_ctx->module_extra_tuningdb_block = MODULE_DEFAULT;
module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
module_ctx->module_hash_binary_count = MODULE_DEFAULT;
module_ctx->module_hash_binary_parse = MODULE_DEFAULT;
module_ctx->module_hash_binary_save = MODULE_DEFAULT;
module_ctx->module_hash_decode_postprocess = MODULE_DEFAULT;
module_ctx->module_hash_decode_potfile = MODULE_DEFAULT;
module_ctx->module_hash_decode_zero_hash = MODULE_DEFAULT;
module_ctx->module_hash_decode = module_hash_decode;
module_ctx->module_hash_encode_status = MODULE_DEFAULT;
module_ctx->module_hash_encode_potfile = MODULE_DEFAULT;
module_ctx->module_hash_encode = module_hash_encode;
module_ctx->module_hash_init_selftest = MODULE_DEFAULT;
module_ctx->module_hash_mode = MODULE_DEFAULT;
module_ctx->module_hash_category = module_hash_category;
module_ctx->module_hash_name = module_hash_name;
module_ctx->module_hashes_count_min = MODULE_DEFAULT;
module_ctx->module_hashes_count_max = MODULE_DEFAULT;
module_ctx->module_hlfmt_disable = MODULE_DEFAULT;
module_ctx->module_hook_extra_param_size = MODULE_DEFAULT;
module_ctx->module_hook_extra_param_init = MODULE_DEFAULT;
module_ctx->module_hook_extra_param_term = MODULE_DEFAULT;
module_ctx->module_hook12 = MODULE_DEFAULT;
module_ctx->module_hook23 = MODULE_DEFAULT;
module_ctx->module_hook_salt_size = MODULE_DEFAULT;
module_ctx->module_hook_size = MODULE_DEFAULT;
module_ctx->module_jit_build_options = MODULE_DEFAULT;
module_ctx->module_jit_cache_disable = MODULE_DEFAULT;
module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
module_ctx->module_kernel_threads_min = MODULE_DEFAULT;
module_ctx->module_kern_type = module_kern_type;
module_ctx->module_kern_type_dynamic = MODULE_DEFAULT;
module_ctx->module_opti_type = module_opti_type;
module_ctx->module_opts_type = module_opts_type;
module_ctx->module_outfile_check_disable = MODULE_DEFAULT;
module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
module_ctx->module_potfile_custom_check = MODULE_DEFAULT;
module_ctx->module_potfile_disable = MODULE_DEFAULT;
module_ctx->module_potfile_keep_all_hashes = MODULE_DEFAULT;
module_ctx->module_pwdump_column = MODULE_DEFAULT;
module_ctx->module_pw_max = module_pw_max;
module_ctx->module_pw_min = module_pw_min;
module_ctx->module_salt_max = MODULE_DEFAULT;
module_ctx->module_salt_min = MODULE_DEFAULT;
module_ctx->module_salt_type = module_salt_type;
module_ctx->module_separator = MODULE_DEFAULT;
module_ctx->module_st_hash = module_st_hash;
module_ctx->module_st_pass = module_st_pass;
module_ctx->module_tmp_size = module_tmp_size;
module_ctx->module_unstable_warning = MODULE_DEFAULT;
module_ctx->module_warmup_disable = MODULE_DEFAULT;
}
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