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AES Crypt Plugin: Replaced naive with true UTF8 to UTF16 conversion, reduced max password length to 128 and improved performance

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This commit is contained in:
Jens Steube
2021-05-21 22:12:32 +02:00
parent df8a773341
commit 0a6080505b
3 changed files with 23 additions and 38 deletions
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src/modules/module_22400.c
+11 -3
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@@ -20,7 +20,8 @@ static const u32 HASH_CATEGORY = HASH_CATEGORY_FDE;
static const char *HASH_NAME = "AES Crypt (SHA256)";
static const u64 KERN_TYPE = 22400;
static const u32 OPTI_TYPE = 0;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE
| OPTS_TYPE_POST_AMP_UTF16LE;
static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
static const char *ST_PASS = "hashcat";
static const char *ST_HASH = "$aescrypt$1*efc648908ca7ec727f37f3316dfd885c*eff5c87a35545406a57b56de57bd0554*3a66401271aec08cbd10cf2070332214093a33f36bd0dced4a4bb09fab817184*6a3c49fea0cafb19190dc4bdadb787e73b1df244c51780beef912598bd3bdf7e";
@@ -54,13 +55,20 @@ typedef struct aescrypt
typedef struct aescrypt_tmp
{
u32 pass[144];
u32 pass[80];
int len;
} aescrypt_tmp_t;
static const char *SIGNATURE_AESCRYPT = "$aescrypt$";
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)
{
const u32 pw_max = 128;
return pw_max;
}
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;
@@ -338,7 +346,7 @@ void module_init (module_ctx_t *module_ctx)
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_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;