/** * 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_4_5; static const u32 HASH_CATEGORY = HASH_CATEGORY_FDE; static const char *HASH_NAME = "VeraCrypt RIPEMD160 + XTS 1024 bit + boot-mode"; static const u64 KERN_TYPE = 13712; static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE; static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE | OPTS_TYPE_BINARY_HASHFILE | OPTS_TYPE_KEYBOARD_MAPPING; 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 vc_tmp { u32 ipad[16]; u32 opad[16]; u32 dgst[64]; u32 out[64]; u32 pim_key[64]; int pim; // marker for cracked } vc_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_327661 = 327661; 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 plain_t *plain, 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 vc_t *vc = (const vc_t *) hashes->esalts_buf; u32 tmp_buf[64] = { 0 }; memcpy (tmp_buf, src_buf, src_len); execute_keyboard_layout_mapping (tmp_buf, src_len, vc->keyboard_layout_mapping_buf, vc->keyboard_layout_mapping_cnt); if (plain->extra1 == 0) { return snprintf ((char *) dst_buf, dst_sz, "%s", (char *) tmp_buf); } else { return snprintf ((char *) dst_buf, dst_sz, "%s (PIM=%d)", (char *) tmp_buf, plain->extra1); } } 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 (vc_tmp_t); return tmp_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) { // 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; } 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 FILE *fp = fopen (hashes->hashfile, "rb"); if (fp == NULL) 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); 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 = user_options->veracrypt_pim_start; vc->pim_stop = user_options->veracrypt_pim_stop; salt->salt_iter = vc->pim_stop * 2048; 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_327661; salt->salt_iter--; vc->pim_multi = 2048; 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_outfile = 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 = 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_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_outfile_check_disable; module_ctx->module_outfile_check_nocomp = 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; }