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hashcat/src/modules/module_15900.c

444 lines
17 KiB

/**
* 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"
#include "memory.h"
static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
static const u32 DGST_POS0 = 0;
static const u32 DGST_POS1 = 1;
static const u32 DGST_POS2 = 2;
static const u32 DGST_POS3 = 3;
static const u32 DGST_SIZE = DGST_SIZE_4_4;
static const u32 HASH_CATEGORY = HASH_CATEGORY_OS;
static const char *HASH_NAME = "DPAPI masterkey file v2";
static const u64 KERN_TYPE = 15900;
static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
| OPTI_TYPE_USES_BITS_64
| OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE;
static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
static const char *ST_PASS = "hashcat";
static const char *ST_HASH = "$DPAPImk$2*1*S-15-21-439882973-489230393-482956683-1522*aes256*sha512*12900*79f7ca399f2626e21aad108c3922af7c*288*c47bc8a985ca6aa708b01c97b004bff20cc52379dc2635b4acf59ce17970a2cb47ace98c7e8de977f265243c5c03d0a97e4b954b494d9e38d9158d0c1e729d16a28ba69e2e7c6c3bc0e3afc9c9b6306b83372ccb35d89b98925728fd36315b8ee95b4d4eccdcb31564769f9a4b9ee10828184e16d4af336675d5e31d987dd87233d34fbbb98880c5e1f64cbb9b043ad8";
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; }
typedef struct dpapimk
{
u32 context;
u32 SID[32];
u32 SID_len;
u32 SID_offset;
/* here only for possible
forward compatibiliy
*/
// u8 cipher_algo[16];
// u8 hash_algo[16];
u32 iv[4];
u32 contents_len;
u32 contents[128];
} dpapimk_t;
typedef struct dpapimk_tmp_v2
{
u64 ipad64[8];
u64 opad64[8];
u64 dgst64[16];
u64 out64[16];
u32 userKey[8];
} dpapimk_tmp_v2_t;
static const char *SIGNATURE_DPAPIMK = "$DPAPImk$";
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 (dpapimk_tmp_v2_t);
return tmp_size;
}
u64 module_esalt_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 esalt_size = (const u64) sizeof (dpapimk_t);
return esalt_size;
}
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 = PW_MAX;
return pw_max;
}
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;
dpapimk_t *dpapimk = (dpapimk_t *) esalt_buf;
token_t token;
token.token_cnt = 10;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_DPAPIMK;
// signature
token.len[0] = 9;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
| TOKEN_ATTR_VERIFY_SIGNATURE;
// version
token.len_min[1] = 1;
token.len_max[1] = 1;
token.sep[1] = '*';
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
// context
token.len_min[2] = 1;
token.len_max[2] = 1;
token.sep[2] = '*';
token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
// sid
token.len_min[3] = 10;
token.len_max[3] = 60;
token.sep[3] = '*';
token.attr[3] = TOKEN_ATTR_VERIFY_LENGTH;
// cipher
token.len_min[4] = 4;
token.len_max[4] = 6;
token.sep[4] = '*';
token.attr[4] = TOKEN_ATTR_VERIFY_LENGTH;
// hash
token.len_min[5] = 4;
token.len_max[5] = 6;
token.sep[5] = '*';
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH;
// iterations
token.len_min[6] = 1;
token.len_max[6] = 6;
token.sep[6] = '*';
token.attr[6] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
// iv
token.len_min[7] = 32;
token.len_max[7] = 32;
token.sep[7] = '*';
token.attr[7] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
// content len
token.len_min[8] = 1;
token.len_max[8] = 6;
token.sep[8] = '*';
token.attr[8] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
// content
token.len_min[9] = 0;
token.len_max[9] = 1024;
token.attr[9] = TOKEN_ATTR_VERIFY_LENGTH
| 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 *version_pos = token.buf[1];
const u8 *context_pos = token.buf[2];
const u8 *SID_pos = token.buf[3];
const u8 *rounds_pos = token.buf[6];
const u8 *iv_pos = token.buf[7];
const u8 *contents_len_pos = token.buf[8];
const u8 *contents_pos = token.buf[9];
/**
* content verification
*/
const int version = hc_strtoul ((const char *) version_pos, NULL, 10);
const int contents_len = hc_strtoul ((const char *) contents_len_pos, NULL, 10);
if (version == 1)
{
if (contents_len != 208) return (PARSER_SALT_LENGTH);
}
else if (version == 2)
{
if (contents_len != 288) return (PARSER_SALT_LENGTH);
}
else
{
return (PARSER_SALT_VALUE);
}
if (contents_len != token.len[9]) return (PARSER_SALT_LENGTH);
dpapimk->contents_len = contents_len;
dpapimk->context = hc_strtoul ((const char *) context_pos, NULL, 10);
// division by 4 should be fine because contents_len is either 208 or 288
for (u32 i = 0; i < dpapimk->contents_len / 4; i++)
{
dpapimk->contents[i] = hex_to_u32 ((const u8 *) &contents_pos[i * 8]);
dpapimk->contents[i] = byte_swap_32 (dpapimk->contents[i]);
}
// SID
const int SID_len = token.len[3];
u8 SID_utf16le[128] = { 0 };
for (int i = 0; i < SID_len; i++)
{
SID_utf16le[i * 2] = SID_pos[i];
}
/* Specific to DPAPI: needs trailing '\0' while computing hash */
dpapimk->SID_len = (SID_len + 1) * 2;
SID_utf16le[dpapimk->SID_len] = 0x80;
memcpy ((u8 *) dpapimk->SID, SID_utf16le, sizeof (SID_utf16le));
for (u32 i = 0; i < 32; i++)
{
dpapimk->SID[i] = byte_swap_32 (dpapimk->SID[i]);
}
// iv
dpapimk->iv[0] = hex_to_u32 ((const u8 *) &iv_pos[ 0]);
dpapimk->iv[1] = hex_to_u32 ((const u8 *) &iv_pos[ 8]);
dpapimk->iv[2] = hex_to_u32 ((const u8 *) &iv_pos[16]);
dpapimk->iv[3] = hex_to_u32 ((const u8 *) &iv_pos[24]);
dpapimk->iv[0] = byte_swap_32 (dpapimk->iv[0]);
dpapimk->iv[1] = byte_swap_32 (dpapimk->iv[1]);
dpapimk->iv[2] = byte_swap_32 (dpapimk->iv[2]);
dpapimk->iv[3] = byte_swap_32 (dpapimk->iv[3]);
digest[0] = dpapimk->iv[0];
digest[1] = dpapimk->iv[1];
digest[2] = dpapimk->iv[2];
digest[3] = dpapimk->iv[3];
salt->salt_buf[0] = dpapimk->iv[0];
salt->salt_buf[1] = dpapimk->iv[1];
salt->salt_buf[2] = dpapimk->iv[2];
salt->salt_buf[3] = dpapimk->iv[3];
salt->salt_len = 16;
// iter
salt->salt_iter = hc_strtoul ((const char *) rounds_pos, NULL, 10) - 1;
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 dpapimk_t *dpapimk = (const dpapimk_t *) esalt_buf;
u32 version = 2;
u32 context = dpapimk->context;
u32 rounds = salt->salt_iter + 1;
u32 contents_len = dpapimk->contents_len;
u32 SID_len = dpapimk->SID_len;
u32 iv_len = 32;
u8 cipher_algorithm[8] = { 0 };
u8 hash_algorithm[8] = { 0 };
u8 SID[512] = { 0 };
u8* SID_tmp;
u32 *ptr_SID = (u32 *) dpapimk->SID;
u32 *ptr_iv = (u32 *) dpapimk->iv;
u32 *ptr_contents = (u32 *) dpapimk->contents;
u32 u32_iv[4];
u8 iv[32 + 1];
// convert back SID
SID_tmp = (u8 *) hcmalloc ((SID_len + 1) * sizeof (u8));
for (u32 i = 0; i < (SID_len / 4) + 1; i++)
{
u8 hex[8] = { 0 };
u32_to_hex (byte_swap_32 (ptr_SID[i]), hex);
for (u32 j = 0, k = 0; j < 8; j += 2, k++)
{
SID_tmp[i * 4 + k] = hex_to_u8 (&hex[j]);
}
}
// overwrite trailing 0x80
SID_tmp[SID_len] = 0;
for (u32 i = 0, j = 0 ; j < SID_len ; i++, j += 2)
{
SID[i] = SID_tmp[j];
}
hcfree (SID_tmp);
for (u32 i = 0; i < iv_len / 8; i++)
{
u32_iv[i] = byte_swap_32 (ptr_iv[i]);
u32_to_hex (u32_iv[i], iv + i * 8);
}
iv[32] = 0;
u32 u32_contents[36];
u8 contents[288 + 1];
for (u32 i = 0; i < contents_len / 8; i++)
{
u32_contents[i] = byte_swap_32 (ptr_contents[i]);
u32_to_hex (u32_contents[i], contents + i * 8);
}
contents[288] = 0;
if (contents_len == 288)
{
memcpy (cipher_algorithm, "aes256", strlen ("aes256"));
memcpy (hash_algorithm, "sha512", strlen ("sha512"));
}
const int line_len = snprintf (line_buf, line_size, "%s%u*%u*%s*%s*%s*%u*%s*%u*%s",
SIGNATURE_DPAPIMK,
version,
context,
SID,
cipher_algorithm,
hash_algorithm,
rounds,
iv,
contents_len,
contents);
return line_len;
}
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_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_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_esalt_size;
module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
module_ctx->module_extra_tmp_size = 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_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_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_DEFAULT;
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;
}