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Added option --markov-inverse to inverse markov statistics, with the idea of reversing the order of the password candidates

This commit is contained in:
Jens Steube 2021-07-07 10:32:08 +02:00
parent 17a47e390c
commit f146a05878
6 changed files with 67 additions and 37 deletions

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@ -13,6 +13,12 @@
- Added hash-mode: iPhone passcode (UID key + System Keybag)
- Added hash-mode: MetaMask Wallet
##
## Features
##
- Added option --markov-inverse to inverse markov statistics, with the idea of reversing the order of the password candidates
##
## Bugs
##

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@ -426,7 +426,7 @@ _hashcat ()
local BUILD_IN_CHARSETS='?l ?u ?d ?a ?b ?s ?h ?H'
local SHORT_OPTS="-m -a -V -h -b -t -T -o -p -c -d -D -w -n -u -j -k -r -g -1 -2 -3 -4 -i -I -s -l -O -S -z"
local LONG_OPTS="--hash-type --attack-mode --version --help --quiet --benchmark --benchmark-all --hex-salt --hex-wordlist --hex-charset --force --status --status-json --status-timer --stdin-timeout-abort --machine-readable --loopback --markov-hcstat2 --markov-disable --markov-classic --markov-threshold --runtime --session --speed-only --progress-only --restore --restore-file-path --restore-disable --outfile --outfile-format --outfile-autohex-disable --outfile-check-timer --outfile-check-dir --wordlist-autohex-disable --separator --show --left --username --remove --remove-timer --potfile-disable --potfile-path --debug-mode --debug-file --induction-dir --segment-size --bitmap-min --bitmap-max --cpu-affinity --example-hashes --hash-info --backend-ignore-cuda --backend-ignore-opencl --backend-info --backend-devices --opencl-device-types --backend-vector-width --workload-profile --kernel-accel --kernel-loops --kernel-threads --spin-damp --hwmon-disable --hwmon-temp-abort --skip --limit --keyspace --rule-left --rule-right --rules-file --generate-rules --generate-rules-func-min --generate-rules-func-max --generate-rules-seed --custom-charset1 --custom-charset2 --custom-charset3 --custom-charset4 --hook-threads --increment --increment-min --increment-max --logfile-disable --scrypt-tmto --keyboard-layout-mapping --truecrypt-keyfiles --veracrypt-keyfiles --veracrypt-pim-start --veracrypt-pim-stop --stdout --keep-guessing --hccapx-message-pair --nonce-error-corrections --encoding-from --encoding-to --optimized-kernel-enable --self-test-disable --slow-candidates --brain-server --brain-server-timer --brain-client --brain-client-features --brain-host --brain-port --brain-session --brain-session-whitelist --brain-password --identify"
local LONG_OPTS="--hash-type --attack-mode --version --help --quiet --benchmark --benchmark-all --hex-salt --hex-wordlist --hex-charset --force --status --status-json --status-timer --stdin-timeout-abort --machine-readable --loopback --markov-hcstat2 --markov-disable --markov-inverse --markov-classic --markov-threshold --runtime --session --speed-only --progress-only --restore --restore-file-path --restore-disable --outfile --outfile-format --outfile-autohex-disable --outfile-check-timer --outfile-check-dir --wordlist-autohex-disable --separator --show --left --username --remove --remove-timer --potfile-disable --potfile-path --debug-mode --debug-file --induction-dir --segment-size --bitmap-min --bitmap-max --cpu-affinity --example-hashes --hash-info --backend-ignore-cuda --backend-ignore-opencl --backend-info --backend-devices --opencl-device-types --backend-vector-width --workload-profile --kernel-accel --kernel-loops --kernel-threads --spin-damp --hwmon-disable --hwmon-temp-abort --skip --limit --keyspace --rule-left --rule-right --rules-file --generate-rules --generate-rules-func-min --generate-rules-func-max --generate-rules-seed --custom-charset1 --custom-charset2 --custom-charset3 --custom-charset4 --hook-threads --increment --increment-min --increment-max --logfile-disable --scrypt-tmto --keyboard-layout-mapping --truecrypt-keyfiles --veracrypt-keyfiles --veracrypt-pim-start --veracrypt-pim-stop --stdout --keep-guessing --hccapx-message-pair --nonce-error-corrections --encoding-from --encoding-to --optimized-kernel-enable --self-test-disable --slow-candidates --brain-server --brain-server-timer --brain-client --brain-client-features --brain-host --brain-port --brain-session --brain-session-whitelist --brain-password --identify"
local OPTIONS="-m -a -t -o -p -c -d -w -n -u -j -k -r -g -1 -2 -3 -4 -s -l --hash-type --attack-mode --status-timer --stdin-timeout-abort --markov-hcstat2 --markov-threshold --runtime --session --timer --outfile --outfile-format --outfile-check-timer --outfile-check-dir --separator --remove-timer --potfile-path --restore-file-path --debug-mode --debug-file --induction-dir --segment-size --bitmap-min --bitmap-max --cpu-affinity --backend-devices --opencl-device-types --backend-vector-width --workload-profile --kernel-accel --kernel-loops --kernel-threads --spin-damp --hwmon-temp-abort --skip --limit --rule-left --rule-right --rules-file --generate-rules --generate-rules-func-min --generate-rules-func-max --generate-rules-seed --custom-charset1 --custom-charset2 --custom-charset3 --custom-charset4 --hook-threads --increment-min --increment-max --scrypt-tmto --keyboard-layout-mapping --truecrypt-keyfiles --veracrypt-keyfiles --veracrypt-pim-start --veracrypt-pim-stop --hccapx-message-pair --nonce-error-corrections --encoding-from --encoding-to --brain-server-timer --brain-client-features --brain-host --brain-password --brain-port --brain-session --brain-session-whitelist"
COMPREPLY=()

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@ -641,6 +641,7 @@ typedef enum user_options_defaults
MACHINE_READABLE = false,
MARKOV_CLASSIC = false,
MARKOV_DISABLE = false,
MARKOV_INVERSE = false,
MARKOV_THRESHOLD = 0,
NONCE_ERROR_CORRECTIONS = 8,
BACKEND_IGNORE_CUDA = false,
@ -751,55 +752,56 @@ typedef enum user_options_map
IDX_MARKOV_CLASSIC = 0xff28,
IDX_MARKOV_DISABLE = 0xff29,
IDX_MARKOV_HCSTAT2 = 0xff2a,
IDX_MARKOV_INVERSE = 0xff2b,
IDX_MARKOV_THRESHOLD = 't',
IDX_NONCE_ERROR_CORRECTIONS = 0xff2b,
IDX_NONCE_ERROR_CORRECTIONS = 0xff2c,
IDX_OPENCL_DEVICE_TYPES = 'D',
IDX_OPTIMIZED_KERNEL_ENABLE = 'O',
IDX_OUTFILE_AUTOHEX_DISABLE = 0xff2c,
IDX_OUTFILE_CHECK_DIR = 0xff2d,
IDX_OUTFILE_CHECK_TIMER = 0xff2e,
IDX_OUTFILE_FORMAT = 0xff2f,
IDX_OUTFILE_AUTOHEX_DISABLE = 0xff2d,
IDX_OUTFILE_CHECK_DIR = 0xff2e,
IDX_OUTFILE_CHECK_TIMER = 0xff2f,
IDX_OUTFILE_FORMAT = 0xff30,
IDX_OUTFILE = 'o',
IDX_POTFILE_DISABLE = 0xff30,
IDX_POTFILE_PATH = 0xff31,
IDX_PROGRESS_ONLY = 0xff32,
IDX_QUIET = 0xff33,
IDX_REMOVE = 0xff34,
IDX_REMOVE_TIMER = 0xff35,
IDX_RESTORE = 0xff36,
IDX_RESTORE_DISABLE = 0xff37,
IDX_RESTORE_FILE_PATH = 0xff38,
IDX_POTFILE_DISABLE = 0xff31,
IDX_POTFILE_PATH = 0xff32,
IDX_PROGRESS_ONLY = 0xff33,
IDX_QUIET = 0xff34,
IDX_REMOVE = 0xff35,
IDX_REMOVE_TIMER = 0xff36,
IDX_RESTORE = 0xff37,
IDX_RESTORE_DISABLE = 0xff38,
IDX_RESTORE_FILE_PATH = 0xff39,
IDX_RP_FILE = 'r',
IDX_RP_GEN_FUNC_MAX = 0xff39,
IDX_RP_GEN_FUNC_MIN = 0xff3a,
IDX_RP_GEN_FUNC_MAX = 0xff3a,
IDX_RP_GEN_FUNC_MIN = 0xff3b,
IDX_RP_GEN = 'g',
IDX_RP_GEN_SEED = 0xff3b,
IDX_RP_GEN_SEED = 0xff3c,
IDX_RULE_BUF_L = 'j',
IDX_RULE_BUF_R = 'k',
IDX_RUNTIME = 0xff3c,
IDX_SCRYPT_TMTO = 0xff3d,
IDX_RUNTIME = 0xff3d,
IDX_SCRYPT_TMTO = 0xff3e,
IDX_SEGMENT_SIZE = 'c',
IDX_SELF_TEST_DISABLE = 0xff3e,
IDX_SELF_TEST_DISABLE = 0xff3f,
IDX_SEPARATOR = 'p',
IDX_SESSION = 0xff3f,
IDX_SHOW = 0xff40,
IDX_SESSION = 0xff40,
IDX_SHOW = 0xff41,
IDX_SKIP = 's',
IDX_SLOW_CANDIDATES = 'S',
IDX_SPEED_ONLY = 0xff41,
IDX_SPIN_DAMP = 0xff42,
IDX_STATUS = 0xff43,
IDX_STATUS_JSON = 0xff44,
IDX_STATUS_TIMER = 0xff45,
IDX_STDOUT_FLAG = 0xff46,
IDX_STDIN_TIMEOUT_ABORT = 0xff47,
IDX_TRUECRYPT_KEYFILES = 0xff48,
IDX_USERNAME = 0xff49,
IDX_VERACRYPT_KEYFILES = 0xff4a,
IDX_VERACRYPT_PIM_START = 0xff4b,
IDX_VERACRYPT_PIM_STOP = 0xff4c,
IDX_SPEED_ONLY = 0xff42,
IDX_SPIN_DAMP = 0xff43,
IDX_STATUS = 0xff44,
IDX_STATUS_JSON = 0xff45,
IDX_STATUS_TIMER = 0xff46,
IDX_STDOUT_FLAG = 0xff47,
IDX_STDIN_TIMEOUT_ABORT = 0xff48,
IDX_TRUECRYPT_KEYFILES = 0xff49,
IDX_USERNAME = 0xff4a,
IDX_VERACRYPT_KEYFILES = 0xff4b,
IDX_VERACRYPT_PIM_START = 0xff4c,
IDX_VERACRYPT_PIM_STOP = 0xff4d,
IDX_VERSION_LOWER = 'v',
IDX_VERSION = 'V',
IDX_WORDLIST_AUTOHEX_DISABLE = 0xff4d,
IDX_WORDLIST_AUTOHEX_DISABLE = 0xff4e,
IDX_WORKLOAD_PROFILE = 'w',
} user_options_map_t;
@ -2006,6 +2008,7 @@ typedef struct user_options
bool machine_readable;
bool markov_classic;
bool markov_disable;
bool markov_inverse;
bool backend_ignore_cuda;
bool backend_ignore_opencl;
bool backend_info;

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@ -295,10 +295,12 @@ u32 brain_compute_attack (hashcat_ctx_t *hashcat_ctx)
const int markov_classic = user_options->markov_classic;
const int markov_disable = user_options->markov_disable;
const int markov_inverse = user_options->markov_inverse;
const int markov_threshold = user_options->markov_threshold;
XXH64_update (state, &markov_classic, sizeof (markov_classic));
XXH64_update (state, &markov_disable, sizeof (markov_disable));
XXH64_update (state, &markov_inverse, sizeof (markov_inverse));
XXH64_update (state, &markov_threshold, sizeof (markov_threshold));
if (user_options->markov_hcstat2)
@ -352,10 +354,12 @@ u32 brain_compute_attack (hashcat_ctx_t *hashcat_ctx)
const int markov_classic = user_options->markov_classic;
const int markov_disable = user_options->markov_disable;
const int markov_inverse = user_options->markov_inverse;
const int markov_threshold = user_options->markov_threshold;
XXH64_update (state, &markov_classic, sizeof (markov_classic));
XXH64_update (state, &markov_disable, sizeof (markov_disable));
XXH64_update (state, &markov_inverse, sizeof (markov_inverse));
XXH64_update (state, &markov_threshold, sizeof (markov_threshold));
if (user_options->markov_hcstat2)
@ -445,10 +449,12 @@ u32 brain_compute_attack (hashcat_ctx_t *hashcat_ctx)
const int markov_classic = user_options->markov_classic;
const int markov_disable = user_options->markov_disable;
const int markov_inverse = user_options->markov_inverse;
const int markov_threshold = user_options->markov_threshold;
XXH64_update (state, &markov_classic, sizeof (markov_classic));
XXH64_update (state, &markov_disable, sizeof (markov_disable));
XXH64_update (state, &markov_inverse, sizeof (markov_inverse));
XXH64_update (state, &markov_threshold, sizeof (markov_threshold));
if (user_options->markov_hcstat2)

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@ -659,6 +659,7 @@ static int sp_setup_tbl (hashcat_ctx_t *hashcat_ctx)
char *hcstat = user_options->markov_hcstat2;
u32 disable = user_options->markov_disable;
u32 classic = user_options->markov_classic;
bool inverse = user_options->markov_inverse;
hcstat_table_t *root_table_buf = mask_ctx->root_table_buf;
hcstat_table_t *markov_table_buf = mask_ctx->markov_table_buf;
@ -720,7 +721,7 @@ static int sp_setup_tbl (hashcat_ctx_t *hashcat_ctx)
HCFILE fp;
if (hc_fopen (&fp, hcstat, "rb") == false)
if (hc_fopen_raw (&fp, hcstat, "rb") == false)
{
event_log_error (hashcat_ctx, "%s: %s", hcstat, strerror (errno));
@ -793,6 +794,16 @@ static int sp_setup_tbl (hashcat_ctx_t *hashcat_ctx)
for (int i = 0; i < SP_ROOT_CNT; i++) root_stats_buf[i] = byte_swap_64 (root_stats_buf[i]);
for (int i = 0; i < SP_MARKOV_CNT; i++) markov_stats_buf[i] = byte_swap_64 (markov_stats_buf[i]);
/**
* markov inverse: https://github.com/hashcat/hashcat/issues/1058
*/
if (inverse == true)
{
for (int i = 0; i < SP_ROOT_CNT; i++) root_stats_buf[i] = 0 - (1 + root_stats_buf[i]);
for (int i = 0; i < SP_MARKOV_CNT; i++) markov_stats_buf[i] = 0 - (1 + markov_stats_buf[i]);
}
/**
* verify header
*/

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@ -82,6 +82,7 @@ static const struct option long_options[] =
{"markov-classic", no_argument, NULL, IDX_MARKOV_CLASSIC},
{"markov-disable", no_argument, NULL, IDX_MARKOV_DISABLE},
{"markov-hcstat2", required_argument, NULL, IDX_MARKOV_HCSTAT2},
{"markov-inverse", no_argument, NULL, IDX_MARKOV_INVERSE},
{"markov-threshold", required_argument, NULL, IDX_MARKOV_THRESHOLD},
{"nonce-error-corrections", required_argument, NULL, IDX_NONCE_ERROR_CORRECTIONS},
{"opencl-device-types", required_argument, NULL, IDX_OPENCL_DEVICE_TYPES},
@ -216,6 +217,7 @@ int user_options_init (hashcat_ctx_t *hashcat_ctx)
user_options->markov_classic = MARKOV_CLASSIC;
user_options->markov_disable = MARKOV_DISABLE;
user_options->markov_hcstat2 = NULL;
user_options->markov_inverse = MARKOV_INVERSE;
user_options->markov_threshold = MARKOV_THRESHOLD;
user_options->nonce_error_corrections = NONCE_ERROR_CORRECTIONS;
user_options->opencl_device_types = NULL;
@ -425,6 +427,7 @@ int user_options_getopt (hashcat_ctx_t *hashcat_ctx, int argc, char **argv)
case IDX_RULE_BUF_R: user_options->rule_buf_r = optarg; break;
case IDX_MARKOV_DISABLE: user_options->markov_disable = true; break;
case IDX_MARKOV_CLASSIC: user_options->markov_classic = true; break;
case IDX_MARKOV_INVERSE: user_options->markov_inverse = true; break;
case IDX_MARKOV_THRESHOLD: user_options->markov_threshold = hc_strtoul (optarg, NULL, 10); break;
case IDX_MARKOV_HCSTAT2: user_options->markov_hcstat2 = optarg; break;
case IDX_OUTFILE: user_options->outfile = optarg; break;
@ -3070,6 +3073,7 @@ void user_options_logger (hashcat_ctx_t *hashcat_ctx)
logfile_top_uint (user_options->machine_readable);
logfile_top_uint (user_options->markov_classic);
logfile_top_uint (user_options->markov_disable);
logfile_top_uint (user_options->markov_inverse);
logfile_top_uint (user_options->markov_threshold);
logfile_top_uint (user_options->backend_info);
logfile_top_uint (user_options->backend_vector_width);