/** * 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_32; static const u32 HASH_CATEGORY = HASH_CATEGORY_FDE; static const char *HASH_NAME = "VeraCrypt SHA256 + XTS 512 bit + boot-mode"; static const u64 KERN_TYPE = 13751; // old kernel used here static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE | OPTI_TYPE_SLOW_HASH_SIMD_LOOP; static const u64 OPTS_TYPE = OPTS_TYPE_STOCK_MODULE | OPTS_TYPE_PT_GENERATE_LE | OPTS_TYPE_LOOP_EXTENDED | OPTS_TYPE_MP_MULTI_DISABLE | OPTS_TYPE_KEYBOARD_MAPPING | OPTS_TYPE_COPY_TMPS; static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED; static const char *ST_PASS = "hashcat"; static const char *ST_HASH = "$veracrypt$c8a5f07efc320ecd797ac2c5b911b0f7ee688f859890dd3fa39b4808eb3113219e2bf1517f46a20feba286a3f3e997c80361132262bc0dacb6e9f7088bec9f56$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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; } #define VC_SALT_LEN ( 64) #define VC_SALT_HEX_LEN (VC_SALT_LEN * 2) #define VC_DATA_LEN ( 448) #define VC_DATA_HEX_LEN (VC_DATA_LEN * 2) 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 int pim_check; // marker for _extended kernel } vc_tmp_t; typedef struct vc { u32 data_buf[VC_DATA_LEN / 4]; u32 keyfile_buf16[16]; u32 keyfile_buf32[32]; u32 keyfile_enabled; 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_200000 = 200000; static const float MIN_SUFFICIENT_ENTROPY_FILE = 7.0f; static const char *SIGNATURE_VERACRYPT = "$veracrypt$"; bool module_unstable_warning (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 hc_device_param_t *device_param) { // AMD Radeon Pro W5700X Compute Engine; 1.2 (Apr 22 2021 21:54:44); 11.3.1; 20E241 if ((device_param->opencl_platform_vendor_id == VENDOR_ID_APPLE) && (device_param->opencl_device_type & CL_DEVICE_TYPE_GPU)) { if (device_param->is_metal == false) { return true; } } return false; } 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; // Extra treatment for Apple systems if (device_param->opencl_platform_vendor_id == VENDOR_ID_APPLE) { return jit_build_options; } // NVIDIA GPU if (device_param->opencl_device_vendor_id == VENDOR_ID_NV) { hc_asprintf (&jit_build_options, "-D _unroll"); } return jit_build_options; } 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 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); const vc_tmp_t *vc_tmp = (const vc_tmp_t *) tmps; if (vc_tmp->pim == 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, vc_tmp->pim); } } 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_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; hc_token_t token; memset (&token, 0, sizeof (hc_token_t)); token.token_cnt = 3; token.signatures_cnt = 1; token.signatures_buf[0] = SIGNATURE_VERACRYPT; token.len[0] = 11; token.attr[0] = TOKEN_ATTR_FIXED_LENGTH | TOKEN_ATTR_VERIFY_SIGNATURE; token.sep[1] = '$'; token.len[1] = VC_SALT_HEX_LEN; token.attr[1] = TOKEN_ATTR_FIXED_LENGTH | TOKEN_ATTR_VERIFY_HEX; token.sep[2] = '$'; token.len[2] = VC_DATA_HEX_LEN; token.attr[2] = TOKEN_ATTR_FIXED_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); // salt const u8 *salt_pos = token.buf[1]; salt->salt_len = hex_decode (salt_pos, VC_SALT_HEX_LEN, (u8 *) salt->salt_buf); // iter salt->salt_iter = ROUNDS_VERACRYPT_200000 - 1; // data const u8 *data_pos = token.buf[2]; hex_decode (data_pos, VC_DATA_HEX_LEN, (u8 *) vc->data_buf); // entropy const float entropy = get_entropy ((const u8 *) vc->data_buf, VC_DATA_LEN); if (entropy < MIN_SUFFICIENT_ENTROPY_FILE) return (PARSER_INSUFFICIENT_ENTROPY); // pim vc->pim_multi = 1000; vc->pim_start = 0; vc->pim_stop = 0; // signature vc->signature = 0x41524556; // "VERA" // fake digest memcpy (digest, vc->data_buf, VC_DATA_LEN / 4); return (PARSER_OK); } int module_hash_decode_postprocess (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, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { vc_t *vc = (vc_t *) esalt_buf; // keyfiles 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_buf16, 64); cpu_crc32 (keyfile, (u8 *) vc->keyfile_buf32, 128); } keyfile = strtok_r ((char *) NULL, ",", &saveptr); } hcfree (keyfiles); vc->keyfile_enabled = 1; } // 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 if ((user_options->veracrypt_pim_start_chgd == true) && (user_options->veracrypt_pim_stop_chgd == true)) { vc->pim_start = user_options->veracrypt_pim_start; vc->pim_stop = user_options->veracrypt_pim_stop; salt->salt_iter = vc->pim_stop * 2048 - 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 vc_t *vc = (const vc_t *) esalt_buf; // salt char salt_buf[VC_SALT_HEX_LEN + 1] = { 0 }; hex_encode ((const u8 *) salt->salt_buf, VC_SALT_LEN, (u8 *) salt_buf); // data char data_buf[VC_DATA_HEX_LEN + 1] = { 0 }; hex_encode ((const u8 *) vc->data_buf, VC_DATA_LEN, (u8 *) data_buf); // output int line_len = snprintf (line_buf, line_size, "%s%s$%s", SIGNATURE_VERACRYPT, salt_buf, data_buf); 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_charset = 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_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_esalt_size; 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_hash_decode_postprocess; 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_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_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_unstable_warning; module_ctx->module_warmup_disable = MODULE_DEFAULT; }