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hashcat/src/modules/module_13722.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"
#include "memory.h"
#include "cpu_crc32.h"
#include "keyboard_layout.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_8_8;
static const u32 HASH_CATEGORY = HASH_CATEGORY_FDE;
static const char *HASH_NAME = "VeraCrypt SHA512 + XTS 1024 bit";
static const u64 KERN_TYPE = 13722;
static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
| OPTI_TYPE_USES_BITS_64;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE
| OPTS_TYPE_BINARY_HASHFILE
| OPTS_TYPE_COPY_TMPS;
static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
static const char *ST_PASS = "hashcat";
static const char *ST_HASH = "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";
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 tc64_tmp
{
u64 ipad[8];
u64 opad[8];
u64 dgst[32];
u64 out[32];
u64 pim_key[32];
int pim; // marker for cracked
} vc64_tmp_t;
typedef struct vc
{
u32 salt_buf[32];
u32 data_buf[112];
u32 keyfile_buf[16];
u32 signature;
keyboard_layout_mapping_t keyboard_layout_mapping_buf[256];
int keyboard_layout_mapping_cnt;
int pim_multi; // 2048 for boot (not SHA-512 or Whirlpool), 1000 for others
int pim_start;
int pim_stop;
} vc_t;
static const int ROUNDS_VERACRYPT_500000 = 500000;
static const float MIN_SUFFICIENT_ENTROPY_FILE = 7.0f;
int module_build_plain_postprocess (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const hashes_t *hashes, MAYBE_UNUSED const void *tmps, const u32 *src_buf, MAYBE_UNUSED const size_t src_sz, MAYBE_UNUSED const int src_len, u32 *dst_buf, MAYBE_UNUSED const size_t dst_sz)
{
const vc64_tmp_t *vc64_tmp = (const vc64_tmp_t *) tmps;
if (vc64_tmp->pim == 0)
{
return snprintf ((char *) dst_buf, dst_sz, "%s", (char *) src_buf);
}
else
{
return snprintf ((char *) dst_buf, dst_sz, "%s (PIM=%d)", (char *) src_buf, vc64_tmp->pim - 15);
}
}
bool module_potfile_disable (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 bool potfile_disable = true;
return potfile_disable;
}
bool module_outfile_check_disable (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 bool outfile_check_disable = true;
return outfile_check_disable;
}
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 (vc_t);
return esalt_size;
}
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 (vc64_tmp_t);
return tmp_size;
}
u32 module_kernel_loops_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 kernel_loops_max = 1000; // lowest PIM multiplier
return kernel_loops_max;
}
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)
{
// this overrides the reductions of PW_MAX in case optimized kernel is selected
// IOW, even in optimized kernel mode it support length 64
const u32 pw_max = 64;
return pw_max;
}
char *module_jit_build_options (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hashes_t *hashes, MAYBE_UNUSED const hc_device_param_t *device_param)
{
char *jit_build_options = NULL;
hc_asprintf (&jit_build_options, "-D NO_UNROLL");
return jit_build_options;
}
int module_hash_init_selftest (MAYBE_UNUSED const hashconfig_t *hashconfig, hash_t *hash)
{
const size_t st_hash_len = strlen (hashconfig->st_hash);
char *tmpdata = (char *) hcmalloc (st_hash_len / 2);
for (size_t i = 0, j = 0; j < st_hash_len; i += 1, j += 2)
{
const u8 c = hex_to_u8 ((const u8 *) hashconfig->st_hash + j);
tmpdata[i] = c;
}
const int parser_status = module_hash_decode (hashconfig, hash->digest, hash->salt, hash->esalt, hash->hook_salt, hash->hash_info, tmpdata, st_hash_len / 2);
hcfree (tmpdata);
return parser_status;
}
int module_hash_binary_parse (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, hashes_t *hashes)
{
// note: if module_hash_binary_parse exists, then module_hash_decode is not called
HCFILE fp;
if (hc_fopen (&fp, hashes->hashfile, "rb") == false) return (PARSER_HASH_FILE);
#define VC_HEADER_SIZE 512
char *in = (char *) hcmalloc (VC_HEADER_SIZE);
const size_t n = hc_fread (in, 1, VC_HEADER_SIZE, &fp);
hc_fclose (&fp);
if (n != VC_HEADER_SIZE) return (PARSER_VC_FILE_SIZE);
hash_t *hashes_buf = hashes->hashes_buf;
hash_t *hash = &hashes_buf[0];
const int parser_status = module_hash_decode (hashconfig, hash->digest, hash->salt, hash->esalt, hash->hook_salt, hash->hash_info, in, VC_HEADER_SIZE);
if (parser_status != PARSER_OK) return 0;
hcfree (in);
// keyfiles
vc_t *vc = (vc_t *) hash->esalt;
if (user_options->veracrypt_keyfiles)
{
char *keyfiles = hcstrdup (user_options->veracrypt_keyfiles);
char *saveptr = NULL;
char *keyfile = strtok_r (keyfiles, ",", &saveptr);
while (keyfile)
{
if (hc_path_read (keyfile))
{
cpu_crc32 (keyfile, (u8 *) vc->keyfile_buf);
}
keyfile = strtok_r ((char *) NULL, ",", &saveptr);
}
free (keyfiles);
}
// keyboard layout mapping
if (user_options->keyboard_layout_mapping)
{
if (hc_path_read (user_options->keyboard_layout_mapping))
{
initialize_keyboard_layout_mapping (user_options->keyboard_layout_mapping, vc->keyboard_layout_mapping_buf, &vc->keyboard_layout_mapping_cnt);
}
}
// veracrypt PIM
salt_t *salt = hash->salt;
if ((user_options->veracrypt_pim_start) && (user_options->veracrypt_pim_stop))
{
vc->pim_start = 15 + user_options->veracrypt_pim_start;
vc->pim_stop = 15 + user_options->veracrypt_pim_stop;
salt->salt_iter = vc->pim_stop * 1000;
salt->salt_iter--;
}
return 1;
}
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;
vc_t *vc = (vc_t *) esalt_buf;
const float entropy = get_entropy ((const u8 *) line_buf, line_len);
if (entropy < MIN_SUFFICIENT_ENTROPY_FILE) return (PARSER_INSUFFICIENT_ENTROPY);
memcpy (vc->salt_buf, line_buf, 64);
memcpy (vc->data_buf, line_buf + 64, 512 - 64);
salt->salt_buf[0] = vc->salt_buf[0];
salt->salt_len = 4;
salt->salt_iter = ROUNDS_VERACRYPT_500000;
salt->salt_iter--;
vc->pim_multi = 1000;
vc->pim_start = 0;
vc->pim_stop = 0;
vc->signature = 0x41524556; // "VERA"
digest[0] = vc->data_buf[0];
return (PARSER_OK);
}
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_build_plain_postprocess;
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_hash_binary_parse;
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_DEFAULT;
module_ctx->module_hash_init_selftest = module_hash_init_selftest;
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_jit_build_options;
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_kernel_loops_max;
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_outfile_check_disable;
module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
module_ctx->module_potfile_custom_check = MODULE_DEFAULT;
module_ctx->module_potfile_disable = module_potfile_disable;
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;
}
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