From 9e2cfeac277605725caa250d81a89d07fd2e65de Mon Sep 17 00:00:00 2001 From: Gabriele Gristina Date: Fri, 18 Dec 2020 18:31:21 +0100 Subject: [PATCH] Added hash-mode 24 - SolarWinds Serv-U --- src/modules/module_00024.c | 210 +++++++++++++++++++++++++++++++++++ tools/test_modules/m00024.pm | 44 ++++++++ 2 files changed, 254 insertions(+) create mode 100644 src/modules/module_00024.c create mode 100644 tools/test_modules/m00024.pm diff --git a/src/modules/module_00024.c b/src/modules/module_00024.c new file mode 100644 index 000000000..3b7e2fe09 --- /dev/null +++ b/src/modules/module_00024.c @@ -0,0 +1,210 @@ +/** + * 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" + +static const u32 ATTACK_EXEC = ATTACK_EXEC_INSIDE_KERNEL; +static const u32 DGST_POS0 = 0; +static const u32 DGST_POS1 = 3; +static const u32 DGST_POS2 = 2; +static const u32 DGST_POS3 = 1; +static const u32 DGST_SIZE = DGST_SIZE_4_4; +static const u32 HASH_CATEGORY = HASH_CATEGORY_FORUM_SOFTWARE; +static const char *HASH_NAME = "SolarWinds Serv-U"; +static const u64 KERN_TYPE = 20; +static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE + | OPTI_TYPE_PRECOMPUTE_INIT + | OPTI_TYPE_EARLY_SKIP + | OPTI_TYPE_NOT_ITERATED + | OPTI_TYPE_PREPENDED_SALT + | OPTI_TYPE_RAW_HASH; +static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE + | OPTS_TYPE_PT_ADD80 + | OPTS_TYPE_PT_ADDBITS14; +static const u32 SALT_TYPE = SALT_TYPE_GENERIC; +static const char *ST_PASS = "hashcat"; +static const char *ST_HASH = "e983672a03adcc9767b24584338eb378:00"; + +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; } + +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; + + token_t token; + + token.token_cnt = 2; + + token.sep[0] = hashconfig->separator; + token.len_min[0] = 32; + token.len_max[0] = 32; + token.attr[0] = TOKEN_ATTR_VERIFY_LENGTH + | TOKEN_ATTR_VERIFY_HEX; + + token.len[1] = 2; + token.attr[1] = TOKEN_ATTR_FIXED_LENGTH; + + const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token); + + if (rc_tokenizer != PARSER_OK) return (rc_tokenizer); + + const u8 *hash_pos = token.buf[0]; + + digest[0] = hex_to_u32 (hash_pos + 0); + digest[1] = hex_to_u32 (hash_pos + 8); + digest[2] = hex_to_u32 (hash_pos + 16); + digest[3] = hex_to_u32 (hash_pos + 24); + + if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) + { + digest[0] -= MD5M_A; + digest[1] -= MD5M_B; + digest[2] -= MD5M_C; + digest[3] -= MD5M_D; + } + + const u8 *salt_pos = token.buf[1]; + const int salt_len = token.len[1]; + + const bool parse_rc = generic_salt_decode (hashconfig, salt_pos, salt_len, (u8 *) salt->salt_buf, (int *) &salt->salt_len); + + if (parse_rc == false) return (PARSER_SALT_LENGTH); + + 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 u32 *digest = (const u32 *) digest_buf; + + // we can not change anything in the original buffer, otherwise destroying sorting + // therefore create some local buffer + + u32 tmp[4]; + + tmp[0] = digest[0]; + tmp[1] = digest[1]; + tmp[2] = digest[2]; + tmp[3] = digest[3]; + + if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) + { + tmp[0] += MD5M_A; + tmp[1] += MD5M_B; + tmp[2] += MD5M_C; + tmp[3] += MD5M_D; + } + + u8 *out_buf = (u8 *) line_buf; + + int out_len = 0; + + u32_to_hex (tmp[0], out_buf + out_len); out_len += 8; + u32_to_hex (tmp[1], out_buf + out_len); out_len += 8; + u32_to_hex (tmp[2], out_buf + out_len); out_len += 8; + u32_to_hex (tmp[3], out_buf + out_len); out_len += 8; + + out_buf[out_len] = hashconfig->separator; + + out_len += 1; + + out_len += generic_salt_encode (hashconfig, (const u8 *) salt->salt_buf, (const int) salt->salt_len, out_buf + out_len); + + return out_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_DEFAULT; + 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_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_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_DEFAULT; + 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_DEFAULT; + module_ctx->module_unstable_warning = MODULE_DEFAULT; + module_ctx->module_warmup_disable = MODULE_DEFAULT; +} diff --git a/tools/test_modules/m00024.pm b/tools/test_modules/m00024.pm new file mode 100644 index 000000000..b2a6bc57f --- /dev/null +++ b/tools/test_modules/m00024.pm @@ -0,0 +1,44 @@ +#!/usr/bin/env perl + +## +## Author......: See docs/credits.txt +## License.....: MIT +## + +use strict; +use warnings; + +use Digest::MD5 qw (md5_hex); + +sub module_constraints { [[0, 256], [2, 2], [0, 55], [2, 2], [2, 55]] } + +sub module_generate_hash +{ + my $word = shift; + my $salt = shift; + + my $digest = md5_hex ($salt . $word); + + my $hash = sprintf ("%s:%s", $digest, $salt); + + return $hash; +} + +sub module_verify_hash +{ + my $line = shift; + + my ($hash, $salt, $word) = split (':', $line); + + return unless defined $hash; + return unless defined $salt; + return unless defined $word; + + my $word_packed = pack_if_HEX_notation ($word); + + my $new_hash = module_generate_hash ($word_packed, $salt); + + return ($new_hash, $word); +} + +1;