mirror of
https://github.com/hashcat/hashcat.git
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355 lines
15 KiB
C
355 lines
15 KiB
C
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#include "common.h"
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#include "types.h"
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#include "modules.h"
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#include "bitops.h"
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#include "convert.h"
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#include "shared.h"
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static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
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static const u32 DGST_POS0 = 0;
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static const u32 DGST_POS1 = 1;
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static const u32 DGST_POS2 = 2;
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static const u32 DGST_POS3 = 3;
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static const u32 DGST_SIZE = DGST_SIZE_4_5;
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static const u32 HASH_CATEGORY = HASH_CATEGORY_DATABASE_SERVER;
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static const char *HASH_NAME = "MongoDB ServerKey SCRAM-SHA-1";
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static const u64 KERN_TYPE = 24100;
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static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
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| OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
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static const u64 OPTS_TYPE = OPTS_TYPE_STOCK_MODULE
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| OPTS_TYPE_PT_GENERATE_LE
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| OPTS_TYPE_ST_BASE64;
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static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
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static const char *ST_PASS = "hashcat";
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static const char *ST_HASH = "$mongodb-scram$*0*dXNlcg==*10000*4p+f1tKpK18hQqrVr0UGOw==*Jv9lrpUQ2bVg2ZkXvRm2rppsqNw=";
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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typedef struct mongodb_sha1_tmp
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{
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u32 ipad[5];
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u32 opad[5];
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u32 dgst[5];
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u32 out[5];
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} mongodb_sha1_tmp_t;
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typedef struct mongodb_sha1
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{
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u32 salt[16];
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u32 user[16];
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u32 user_len;
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} mongodb_sha1_t;
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static const char *SIGNATURE_MONGODB_SHA1 = "$mongodb-scram$";
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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)
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{
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const u64 esalt_size = (const u64) sizeof (mongodb_sha1_t);
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return esalt_size;
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}
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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)
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{
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const u64 tmp_size = (const u64) sizeof (mongodb_sha1_tmp_t);
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return tmp_size;
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}
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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)
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{
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// this overrides the reductions of PW_MAX in case optimized kernel is selected
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// IOW, even in optimized kernel mode it support length 256
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const u32 pw_max = PW_MAX;
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return pw_max;
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}
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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)
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{
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u32 *digest = (u32 *) digest_buf;
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mongodb_sha1_t *mongodb_sha1 = (mongodb_sha1_t *) esalt_buf;
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hc_token_t token;
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memset (&token, 0, sizeof (hc_token_t));
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token.token_cnt = 6;
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_MONGODB_SHA1;
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token.sep[0] = '*';
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token.len[0] = 15;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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token.sep[1] = '*';
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token.len[1] = 1;
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token.attr[1] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_DIGIT;
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token.sep[2] = '*';
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token.len_min[2] = 0;
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token.len_max[2] = 76; // BASE64 encoded user (57 / 3 * 4)
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token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_BASE64A;
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token.sep[3] = '*';
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token.len_min[3] = 1;
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token.len_max[3] = 7;
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token.attr[3] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_DIGIT;
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token.sep[4] = '*';
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token.len[4] = 24;
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token.attr[4] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_BASE64A;
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token.len[5] = 28;
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token.attr[5] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_BASE64A;
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const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
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if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
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// version
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const u8 *version_pos = token.buf[1];
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if (version_pos[0] != '0') return (PARSER_SIGNATURE_UNMATCHED);
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// user
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const u8 *user_pos = token.buf[2];
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const u32 user_len = token.len[2];
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u8 tmp_buf[100] = { 0 };
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int tmp_len = base64_decode (base64_to_int, user_pos, user_len, tmp_buf);
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if (tmp_len > 57) return (PARSER_SALT_LENGTH);
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memcpy ((char *) mongodb_sha1->user, tmp_buf, tmp_len);
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memcpy ((char *) mongodb_sha1->user + tmp_len, ":mongo:", 7);
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mongodb_sha1->user_len = tmp_len + 7;
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// iter
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const u8 *iter_pos = token.buf[3];
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const u32 iter = hc_strtoul ((const char *) iter_pos, NULL, 10);
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if (iter < 1) return (PARSER_SALT_ITERATION);
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salt->salt_iter = iter - 1;
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// salt
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const u8 *salt_pos = token.buf[4];
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const int salt_len = token.len[4];
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memset (tmp_buf, 0, sizeof (tmp_buf));
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tmp_len = base64_decode (base64_to_int, salt_pos, salt_len, tmp_buf);
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if (tmp_len != 16) return (PARSER_SALT_LENGTH);
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memcpy (mongodb_sha1->salt, tmp_buf, tmp_len);
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mongodb_sha1->salt[0] = byte_swap_32 (mongodb_sha1->salt[0]);
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mongodb_sha1->salt[1] = byte_swap_32 (mongodb_sha1->salt[1]);
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mongodb_sha1->salt[2] = byte_swap_32 (mongodb_sha1->salt[2]);
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mongodb_sha1->salt[3] = byte_swap_32 (mongodb_sha1->salt[3]);
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salt->salt_len = tmp_len;
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salt->salt_buf[0] = mongodb_sha1->salt[0];
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salt->salt_buf[1] = mongodb_sha1->salt[1];
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salt->salt_buf[2] = mongodb_sha1->salt[2];
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salt->salt_buf[3] = mongodb_sha1->salt[3];
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// hash
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const u8 *hash_pos = token.buf[5];
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const int hash_len = token.len[5];
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memset (tmp_buf, 0, sizeof (tmp_buf));
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tmp_len = base64_decode (base64_to_int, hash_pos, hash_len, tmp_buf);
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if (tmp_len != 20) return (PARSER_HASH_LENGTH);
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memcpy (digest, tmp_buf, 20);
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digest[0] = byte_swap_32 (digest[0]);
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digest[1] = byte_swap_32 (digest[1]);
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digest[2] = byte_swap_32 (digest[2]);
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digest[3] = byte_swap_32 (digest[3]);
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digest[4] = byte_swap_32 (digest[4]);
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return (PARSER_OK);
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}
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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)
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{
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const u32 *digest = (const u32 *) digest_buf;
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const mongodb_sha1_t *mongodb_sha1 = (const mongodb_sha1_t *) esalt_buf;
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// salt
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u32 salt_buf[8] = { 0 }; // make the buffer large enough for base64_encode ()
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salt_buf[0] = byte_swap_32 (mongodb_sha1->salt[0]);
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salt_buf[1] = byte_swap_32 (mongodb_sha1->salt[1]);
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salt_buf[2] = byte_swap_32 (mongodb_sha1->salt[2]);
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salt_buf[3] = byte_swap_32 (mongodb_sha1->salt[3]);
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u8 salt_base64[32] = { 0 };
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base64_encode (int_to_base64, (const u8 *) salt_buf, 16, salt_base64);
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// digest
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u32 hash[8] = { 0 }; // make the buffer large enough for base64_encode ()
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hash[0] = byte_swap_32 (digest[0]);
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hash[1] = byte_swap_32 (digest[1]);
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hash[2] = byte_swap_32 (digest[2]);
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hash[3] = byte_swap_32 (digest[3]);
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hash[4] = byte_swap_32 (digest[4]);
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u8 dgst_base64[32] = { 0 };
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base64_encode (int_to_base64, (const u8 *) hash, 20, dgst_base64);
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// user
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u32 user_len = mongodb_sha1->user_len - 7;
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u8 user[100] = { 0 }; // actually: 64 - 7 (:mongo:)
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memcpy (user, (const char *) mongodb_sha1->user, user_len);
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u8 user_base64[100] = { 0 };
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base64_encode (int_to_base64, (const u8 *) user, user_len, user_base64);
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const int line_len = snprintf (line_buf, line_size, "%s*0*%s*%u*%s*%s",
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SIGNATURE_MONGODB_SHA1,
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user_base64,
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salt->salt_iter + 1,
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salt_base64,
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dgst_base64);
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return line_len;
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}
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void module_init (module_ctx_t *module_ctx)
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{
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module_ctx->module_context_size = MODULE_CONTEXT_SIZE_CURRENT;
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module_ctx->module_interface_version = MODULE_INTERFACE_VERSION_CURRENT;
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module_ctx->module_attack_exec = module_attack_exec;
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module_ctx->module_benchmark_esalt = MODULE_DEFAULT;
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module_ctx->module_benchmark_hook_salt = MODULE_DEFAULT;
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module_ctx->module_benchmark_mask = MODULE_DEFAULT;
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module_ctx->module_benchmark_charset = MODULE_DEFAULT;
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module_ctx->module_benchmark_salt = MODULE_DEFAULT;
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module_ctx->module_build_plain_postprocess = MODULE_DEFAULT;
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module_ctx->module_deep_comp_kernel = MODULE_DEFAULT;
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module_ctx->module_deprecated_notice = MODULE_DEFAULT;
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module_ctx->module_dgst_pos0 = module_dgst_pos0;
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module_ctx->module_dgst_pos1 = module_dgst_pos1;
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module_ctx->module_dgst_pos2 = module_dgst_pos2;
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module_ctx->module_dgst_pos3 = module_dgst_pos3;
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module_ctx->module_dgst_size = module_dgst_size;
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module_ctx->module_dictstat_disable = MODULE_DEFAULT;
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module_ctx->module_esalt_size = module_esalt_size;
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module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
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module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
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module_ctx->module_extra_tuningdb_block = MODULE_DEFAULT;
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module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
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module_ctx->module_hash_binary_count = MODULE_DEFAULT;
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module_ctx->module_hash_binary_parse = MODULE_DEFAULT;
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module_ctx->module_hash_binary_save = MODULE_DEFAULT;
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module_ctx->module_hash_decode_postprocess = MODULE_DEFAULT;
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module_ctx->module_hash_decode_potfile = MODULE_DEFAULT;
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module_ctx->module_hash_decode_zero_hash = MODULE_DEFAULT;
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module_ctx->module_hash_decode = module_hash_decode;
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module_ctx->module_hash_encode_status = MODULE_DEFAULT;
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module_ctx->module_hash_encode_potfile = MODULE_DEFAULT;
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module_ctx->module_hash_encode = module_hash_encode;
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module_ctx->module_hash_init_selftest = MODULE_DEFAULT;
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module_ctx->module_hash_mode = MODULE_DEFAULT;
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module_ctx->module_hash_category = module_hash_category;
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module_ctx->module_hash_name = module_hash_name;
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module_ctx->module_hashes_count_min = MODULE_DEFAULT;
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module_ctx->module_hashes_count_max = MODULE_DEFAULT;
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module_ctx->module_hlfmt_disable = MODULE_DEFAULT;
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module_ctx->module_hook_extra_param_size = MODULE_DEFAULT;
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module_ctx->module_hook_extra_param_init = MODULE_DEFAULT;
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module_ctx->module_hook_extra_param_term = MODULE_DEFAULT;
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module_ctx->module_hook12 = MODULE_DEFAULT;
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module_ctx->module_hook23 = MODULE_DEFAULT;
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module_ctx->module_hook_salt_size = MODULE_DEFAULT;
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module_ctx->module_hook_size = MODULE_DEFAULT;
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module_ctx->module_jit_build_options = MODULE_DEFAULT;
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module_ctx->module_jit_cache_disable = MODULE_DEFAULT;
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module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
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module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
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module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
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module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
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module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
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module_ctx->module_kernel_threads_min = MODULE_DEFAULT;
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module_ctx->module_kern_type = module_kern_type;
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module_ctx->module_kern_type_dynamic = MODULE_DEFAULT;
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module_ctx->module_opti_type = module_opti_type;
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module_ctx->module_opts_type = module_opts_type;
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module_ctx->module_outfile_check_disable = MODULE_DEFAULT;
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module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
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module_ctx->module_potfile_custom_check = MODULE_DEFAULT;
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module_ctx->module_potfile_disable = MODULE_DEFAULT;
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module_ctx->module_potfile_keep_all_hashes = MODULE_DEFAULT;
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module_ctx->module_pwdump_column = MODULE_DEFAULT;
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module_ctx->module_pw_max = module_pw_max;
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module_ctx->module_pw_min = MODULE_DEFAULT;
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module_ctx->module_salt_max = MODULE_DEFAULT;
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module_ctx->module_salt_min = MODULE_DEFAULT;
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module_ctx->module_salt_type = module_salt_type;
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module_ctx->module_separator = MODULE_DEFAULT;
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module_ctx->module_st_hash = module_st_hash;
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module_ctx->module_st_pass = module_st_pass;
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module_ctx->module_tmp_size = module_tmp_size;
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module_ctx->module_unstable_warning = MODULE_DEFAULT;
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module_ctx->module_warmup_disable = MODULE_DEFAULT;
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}
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