DeforaNetworks/hashcat
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Fix several constraints of raw modes

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This commit is contained in:
jsteube
2019-02-16 13:37:17 +01:00
parent eb0e8eed2a
commit ba803a79ae
25 changed files with 63 additions and 45 deletions
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src/modules/module_00022.c
+16 -12
View File
@@ -48,6 +48,8 @@ u32 module_salt_type (MAYBE_UNUSED const hashconfig_t *hashconfig,
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; }
static const char *adm = ":Administration Tools:";
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;
@@ -62,8 +64,8 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[0] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_BASE64A;
token.len_min[1] = 1;
token.len_max[1] = SALT_MAX;
token.len_min[1] = SALT_MIN;
token.len_max[1] = SALT_MAX - 23;
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH;
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
@@ -159,15 +161,15 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
if (parse_rc == false) return (PARSER_SALT_LENGTH);
// max. salt length: 55 (max for MD5) - 22 (":Administration Tools:") - 1 (0x80) = 32
// 32 - 4 bytes (to fit w0lr for all attack modes) = 28
if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL)
{
// max. salt length: 55 (max for MD5) - 22 (":Administration Tools:") - 1 (0x80) = 32
if (salt->salt_len > 28) return (PARSER_SALT_LENGTH);
if (salt->salt_len > 32) return (PARSER_SALT_LENGTH);
}
u8 *salt_buf_ptr = (u8 *) salt->salt_buf;
static const char *adm = ":Administration Tools:";
memcpy (salt_buf_ptr + salt->salt_len, adm, strlen (adm));
salt->salt_len += strlen (adm);
@@ -179,10 +181,6 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
{
u32 *digest = (u32 *) digest_buf;
char username[30] = { 0 };
memcpy (username, salt->salt_buf, salt->salt_len - 22);
char sig[6] = { 'n', 'r', 'c', 's', 't', 'n' };
u32 tmp[4];
@@ -241,7 +239,13 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
tmp_buf[29] = sig[5];
tmp_buf[30] = 0;
const int line_len = snprintf (line_buf, line_size, "%s:%s", tmp_buf, username);
char tmp_salt[SALT_MAX];
const int salt_len = generic_salt_encode (hashconfig, (const u8 *) salt->salt_buf, (const int) salt->salt_len - strlen (adm), (u8 *) tmp_salt);
tmp_salt[salt_len] = 0;
const int line_len = snprintf (line_buf, line_size, "%s:%s", tmp_buf, tmp_salt);
return line_len;
}
src/modules/module_00023.c
+12 -3
View File
@@ -48,6 +48,8 @@ u32 module_salt_type (MAYBE_UNUSED const hashconfig_t *hashconfig,
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; }
static const char *skyper = "\nskyper\n";
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;
@@ -96,11 +98,18 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
* add static "salt" part
*/
if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL)
{
// max. salt length: 55 (max for MD5) - 8 ("\nskyper\n") - 1 (0x80) = 46
if (salt->salt_len > 46) return (PARSER_SALT_LENGTH);
}
u8 *salt_buf_ptr = (u8 *) salt->salt_buf;
memcpy (salt_buf_ptr + salt_len, "\nskyper\n", 8);
memcpy (salt_buf_ptr + salt->salt_len, skyper, strlen (skyper));
salt->salt_len += 8;
salt->salt_len += strlen (skyper);
return (PARSER_OK);
}
@@ -126,7 +135,7 @@ int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
char tmp_salt[SALT_MAX];
const int salt_len = generic_salt_encode (hashconfig, (const u8 *) salt->salt_buf, (const int) salt->salt_len - 8, (u8 *) tmp_salt);
const int salt_len = generic_salt_encode (hashconfig, (const u8 *) salt->salt_buf, (const int) salt->salt_len - strlen (skyper), (u8 *) tmp_salt);
tmp_salt[salt_len] = 0;
src/modules/module_00111.c
+2 -2
View File
@@ -67,8 +67,8 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
| TOKEN_ATTR_VERIFY_SIGNATURE;
token.len_min[1] = 28;
token.len_max[1] = 368; // 368 = 20 + 256 where 20 is digest length and 256 is SALT_MAX
token.len_min[1] = ((20 + SALT_MIN) * 8) / 6;
token.len_max[1] = ((20 + SALT_MAX) * 8) / 6;
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_BASE64A;
src/modules/module_00141.c
+2 -2
View File
@@ -75,8 +75,8 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
token.len_min[2] = 0;
token.len_max[2] = 44;
token.len_min[2] = (SALT_MIN * 8) / 6;
token.len_max[2] = (SALT_MAX * 8) / 6;
token.sep[2] = '*';
token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_BASE64A;
src/modules/module_01411.c
+2 -2
View File
@@ -65,8 +65,8 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
| TOKEN_ATTR_VERIFY_SIGNATURE;
token.len_min[1] = 44;
token.len_max[1] = 385; // 385 = 32 + 256 where 32 is digest length and 256 is SALT_MAX
token.len_min[1] = ((32 + SALT_MIN) * 8) / 6;
token.len_max[1] = ((32 + SALT_MAX) * 8) / 6;
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_BASE64A;
src/modules/module_01441.c
+2 -2
View File
@@ -75,8 +75,8 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
token.len_min[2] = 0;
token.len_max[2] = 36;
token.len_min[2] = (SALT_MIN * 8) / 6;
token.len_max[2] = (SALT_MAX * 8) / 6;
token.sep[2] = '*';
token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_BASE64A;
src/modules/module_01711.c
+2 -2
View File
@@ -66,8 +66,8 @@ int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSE
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
| TOKEN_ATTR_VERIFY_SIGNATURE;
token.len_min[1] = 88;
token.len_max[1] = 428; // 428 = 64 + 256 where 64 is digest length and 256 is SALT_MAX
token.len_min[1] = ((64 + SALT_MIN) * 8) / 6;
token.len_max[1] = ((64 + SALT_MAX) * 8) / 6;
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_BASE64A;