/** * 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 512 bit"; static const u64 KERN_TYPE = 6211; static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE | OPTI_TYPE_SLOW_HASH_SIMD_LOOP; static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE | OPTS_TYPE_BINARY_HASHFILE; 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 tc_tmp { u32 ipad[16]; u32 opad[16]; u32 dgst[64]; u32 out[64]; } tc_tmp_t; typedef struct tc { 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; } tc_t; static const int ROUNDS_VERACRYPT_655331 = 655331; static const float MIN_SUFFICIENT_ENTROPY_FILE = 7.0f; 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 (tc_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 (tc_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 tc_t *tc = (tc_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 *) tc->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, tc->keyboard_layout_mapping_buf, &tc->keyboard_layout_mapping_cnt); } } // veracrypt PIM salt_t *salt = hash->salt; if (user_options->veracrypt_pim) { salt->salt_iter = 15000 + (user_options->veracrypt_pim * 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; tc_t *tc = (tc_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 (tc->salt_buf, line_buf, 64); memcpy (tc->data_buf, line_buf + 64, 512 - 64); salt->salt_buf[0] = tc->salt_buf[0]; salt->salt_len = 4; salt->salt_iter = ROUNDS_VERACRYPT_655331 - 1; tc->signature = 0x41524556; // "VERA" digest[0] = tc->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_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_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_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; }