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https://github.com/hashcat/hashcat.git
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The following parser functions have been rewritten to make use of input_tokenizer():
md5aix_parse_hash sha256aix_parse_hash sha512aix_parse_hash
This commit is contained in:
jsteube
parent
7e18ab05be
commit
18fed3053a
@ -1020,12 +1020,6 @@ typedef struct hccapx hccapx_t;
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typedef enum display_len
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{
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DISPLAY_LEN_MIN_6300 = 6 + 1 + 8 + 22,
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DISPLAY_LEN_MAX_6300 = 6 + 1 + 48 + 22,
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DISPLAY_LEN_MIN_6400 = 9 + 2 + 1 + 16 + 1 + 43,
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DISPLAY_LEN_MAX_6400 = 9 + 2 + 1 + 48 + 1 + 43,
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DISPLAY_LEN_MIN_6500 = 9 + 2 + 1 + 16 + 1 + 86,
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DISPLAY_LEN_MAX_6500 = 9 + 2 + 1 + 48 + 1 + 86,
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DISPLAY_LEN_MIN_6600 = 1 + 1 + 16 + 1 + 2080,
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DISPLAY_LEN_MAX_6600 = 6 + 1 + 16 + 1 + 2080,
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DISPLAY_LEN_MIN_6700 = 7 + 2 + 1 + 16 + 1 + 27,
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133
src/interface.c
133
src/interface.c
@ -7031,31 +7031,50 @@ int veracrypt_parse_hash_655331 (u8 *input_buf, u32 input_len, hash_t *hash_buf,
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int md5aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUSED hashconfig_t *hashconfig)
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{
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if ((input_len < DISPLAY_LEN_MIN_6300) || (input_len > DISPLAY_LEN_MAX_6300)) return (PARSER_GLOBAL_LENGTH);
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if (memcmp (SIGNATURE_MD5AIX, input_buf, 6) != 0) return (PARSER_SIGNATURE_UNMATCHED);
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u32 *digest = (u32 *) hash_buf->digest;
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salt_t *salt = hash_buf->salt;
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u8 *salt_pos = input_buf + 6;
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token_t token;
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u8 *hash_pos = (u8 *) strchr ((const char *) salt_pos, '$');
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token.token_cnt = 3;
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if (hash_pos == NULL) return (PARSER_SEPARATOR_UNMATCHED);
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_MD5AIX;
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u32 salt_len = hash_pos - salt_pos;
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token.len[0] = 6;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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if (salt_len < 8) return (PARSER_SALT_LENGTH);
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token.len_min[1] = 0;
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token.len_max[1] = 8;
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token.sep[1] = '$';
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token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_OPTIONAL_ROUNDS;
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memcpy ((u8 *) salt->salt_buf, salt_pos, salt_len);
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token.len[2] = 22;
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token.attr[2] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_BASE64B;
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salt->salt_len = salt_len;
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const int rc_tokenizer = input_tokenizer (input_buf, input_len, &token);
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salt->salt_iter = 1000;
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if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
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hash_pos++;
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salt->salt_iter = ROUNDS_MD5CRYPT;
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if (token.opt_len != -1)
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{
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salt->salt_iter = hc_strtoul ((const char *) token.opt_buf + 7, NULL, 10); // 7 = "rounds="
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}
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u8 *salt_pos = token.buf[1];
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int salt_len = token.len[1];
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const bool parse_rc = parse_and_store_generic_salt ((u8 *) salt->salt_buf, (int *) &salt->salt_len, salt_pos, salt_len, hashconfig);
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if (parse_rc == false) return (PARSER_SALT_LENGTH);
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u8 *hash_pos = token.buf[2];
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md5crypt_decode ((u8 *) digest, hash_pos);
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@ -7113,33 +7132,40 @@ int sha1aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UN
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int sha256aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUSED hashconfig_t *hashconfig)
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{
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if ((input_len < DISPLAY_LEN_MIN_6400) || (input_len > DISPLAY_LEN_MAX_6400)) return (PARSER_GLOBAL_LENGTH);
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if (memcmp (SIGNATURE_SHA256AIX, input_buf, 9) != 0) return (PARSER_SIGNATURE_UNMATCHED);
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u32 *digest = (u32 *) hash_buf->digest;
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salt_t *salt = hash_buf->salt;
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u8 *iter_pos = input_buf + 9;
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token_t token;
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u8 *salt_pos = (u8 *) strchr ((const char *) iter_pos, '$');
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token.token_cnt = 4;
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if (salt_pos == NULL) return (PARSER_SEPARATOR_UNMATCHED);
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_SHA256AIX;
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salt_pos++;
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token.len[0] = 9;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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u8 *hash_pos = (u8 *) strchr ((const char *) salt_pos, '$');
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token.len_min[1] = 2;
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token.len_max[1] = 2;
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token.sep[1] = '$';
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token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH;
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if (hash_pos == NULL) return (PARSER_SEPARATOR_UNMATCHED);
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token.len_min[2] = 16;
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token.len_max[2] = 48;
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token.sep[2] = '$';
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token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH;
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u32 salt_len = hash_pos - salt_pos;
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token.len[3] = 43;
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token.attr[3] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_BASE64B;
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if (salt_len < 16) return (PARSER_SALT_LENGTH);
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const int rc_tokenizer = input_tokenizer (input_buf, input_len, &token);
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memcpy ((u8 *) salt->salt_buf, salt_pos, salt_len);
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if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
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salt->salt_len = salt_len;
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u8 *iter_pos = token.buf[1];
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char salt_iter[3] = { iter_pos[0], iter_pos[1], 0 };
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@ -7147,7 +7173,14 @@ int sha256aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_
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salt->salt_iter = (1u << hc_strtoul ((const char *) salt_iter, NULL, 10)) - 1;
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hash_pos++;
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u8 *salt_pos = token.buf[2];
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int salt_len = token.len[2];
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const bool parse_rc = parse_and_store_generic_salt ((u8 *) salt->salt_buf, (int *) &salt->salt_len, salt_pos, salt_len, hashconfig);
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if (parse_rc == false) return (PARSER_SALT_LENGTH);
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u8 *hash_pos = token.buf[3];
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sha256aix_decode ((u8 *) digest, hash_pos);
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@ -7165,33 +7198,40 @@ int sha256aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_
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int sha512aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUSED hashconfig_t *hashconfig)
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{
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if ((input_len < DISPLAY_LEN_MIN_6500) || (input_len > DISPLAY_LEN_MAX_6500)) return (PARSER_GLOBAL_LENGTH);
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if (memcmp (SIGNATURE_SHA512AIX, input_buf, 9) != 0) return (PARSER_SIGNATURE_UNMATCHED);
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u64 *digest = (u64 *) hash_buf->digest;
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salt_t *salt = hash_buf->salt;
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u8 *iter_pos = input_buf + 9;
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token_t token;
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u8 *salt_pos = (u8 *) strchr ((const char *) iter_pos, '$');
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token.token_cnt = 4;
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if (salt_pos == NULL) return (PARSER_SEPARATOR_UNMATCHED);
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_SHA512AIX;
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salt_pos++;
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token.len[0] = 9;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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u8 *hash_pos = (u8 *) strchr ((const char *) salt_pos, '$');
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token.len_min[1] = 2;
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token.len_max[1] = 2;
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token.sep[1] = '$';
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token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH;
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if (hash_pos == NULL) return (PARSER_SEPARATOR_UNMATCHED);
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token.len_min[2] = 16;
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token.len_max[2] = 48;
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token.sep[2] = '$';
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token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH;
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u32 salt_len = hash_pos - salt_pos;
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token.len[3] = 86;
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token.attr[3] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_BASE64B;
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if (salt_len < 16) return (PARSER_SALT_LENGTH);
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const int rc_tokenizer = input_tokenizer (input_buf, input_len, &token);
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memcpy ((u8 *) salt->salt_buf, salt_pos, salt_len);
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if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
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salt->salt_len = salt_len;
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u8 *iter_pos = token.buf[1];
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char salt_iter[3] = { iter_pos[0], iter_pos[1], 0 };
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@ -7199,7 +7239,14 @@ int sha512aix_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_
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salt->salt_iter = (1u << hc_strtoul ((const char *) salt_iter, NULL, 10)) - 1;
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hash_pos++;
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u8 *salt_pos = token.buf[2];
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int salt_len = token.len[2];
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const bool parse_rc = parse_and_store_generic_salt ((u8 *) salt->salt_buf, (int *) &salt->salt_len, salt_pos, salt_len, hashconfig);
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if (parse_rc == false) return (PARSER_SALT_LENGTH);
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u8 *hash_pos = token.buf[3];
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sha512aix_decode ((u8 *) digest, hash_pos);
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