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Merge pull request #2513 from philsmd/master

fixes #546: added -m 23300 = Apple iWork cracking
This commit is contained in:
Jens Steube 2020-08-14 12:38:47 +02:00 committed by GitHub
commit aa3f384858
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5 changed files with 887 additions and 0 deletions

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OpenCL/m23300-pure.cl Normal file
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/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#define NEW_SIMD_CODE
#ifdef KERNEL_STATIC
#include "inc_vendor.h"
#include "inc_types.h"
#include "inc_platform.cl"
#include "inc_common.cl"
#include "inc_simd.cl"
#include "inc_hash_sha1.cl"
#include "inc_hash_sha256.cl"
#include "inc_cipher_aes.cl"
#endif
typedef struct iwork_tmp
{
u32 ipad[5];
u32 opad[5];
u32 dgst[5];
u32 out[5];
} iwork_tmp_t;
typedef struct iwork
{
u32 iv[4];
u32 data[16];
} iwork_t;
DECLSPEC void hmac_sha1_run_V (u32x *w0, u32x *w1, u32x *w2, u32x *w3, u32x *ipad, u32x *opad, u32x *digest)
{
digest[0] = ipad[0];
digest[1] = ipad[1];
digest[2] = ipad[2];
digest[3] = ipad[3];
digest[4] = ipad[4];
sha1_transform_vector (w0, w1, w2, w3, digest);
w0[0] = digest[0];
w0[1] = digest[1];
w0[2] = digest[2];
w0[3] = digest[3];
w1[0] = digest[4];
w1[1] = 0x80000000;
w1[2] = 0;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (64 + 20) * 8;
digest[0] = opad[0];
digest[1] = opad[1];
digest[2] = opad[2];
digest[3] = opad[3];
digest[4] = opad[4];
sha1_transform_vector (w0, w1, w2, w3, digest);
}
KERNEL_FQ void m23300_init (KERN_ATTR_TMPS_ESALT (iwork_tmp_t, iwork_t))
{
/**
* base
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
sha1_hmac_ctx_t sha1_hmac_ctx;
sha1_hmac_init_global_swap (&sha1_hmac_ctx, pws[gid].i, pws[gid].pw_len);
tmps[gid].ipad[0] = sha1_hmac_ctx.ipad.h[0];
tmps[gid].ipad[1] = sha1_hmac_ctx.ipad.h[1];
tmps[gid].ipad[2] = sha1_hmac_ctx.ipad.h[2];
tmps[gid].ipad[3] = sha1_hmac_ctx.ipad.h[3];
tmps[gid].ipad[4] = sha1_hmac_ctx.ipad.h[4];
tmps[gid].opad[0] = sha1_hmac_ctx.opad.h[0];
tmps[gid].opad[1] = sha1_hmac_ctx.opad.h[1];
tmps[gid].opad[2] = sha1_hmac_ctx.opad.h[2];
tmps[gid].opad[3] = sha1_hmac_ctx.opad.h[3];
tmps[gid].opad[4] = sha1_hmac_ctx.opad.h[4];
u32 w0[4];
u32 w1[4];
u32 w2[4];
u32 w3[4];
w0[0] = salt_bufs[salt_pos].salt_buf[0];
w0[1] = salt_bufs[salt_pos].salt_buf[1];
w0[2] = salt_bufs[salt_pos].salt_buf[2];
w0[3] = salt_bufs[salt_pos].salt_buf[3];
w1[0] = 0;
w1[1] = 0;
w1[2] = 0;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = 0;
sha1_hmac_update_64 (&sha1_hmac_ctx, w0, w1, w2, w3, salt_bufs[salt_pos].salt_len);
for (u32 i = 0, j = 1; i < 4; i += 5, j += 1)
{
sha1_hmac_ctx_t sha1_hmac_ctx2 = sha1_hmac_ctx;
w0[0] = j;
w0[1] = 0;
w0[2] = 0;
w0[3] = 0;
w1[0] = 0;
w1[1] = 0;
w1[2] = 0;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = 0;
sha1_hmac_update_64 (&sha1_hmac_ctx2, w0, w1, w2, w3, 4);
sha1_hmac_final (&sha1_hmac_ctx2);
tmps[gid].dgst[i + 0] = sha1_hmac_ctx2.opad.h[0];
tmps[gid].dgst[i + 1] = sha1_hmac_ctx2.opad.h[1];
tmps[gid].dgst[i + 2] = sha1_hmac_ctx2.opad.h[2];
tmps[gid].dgst[i + 3] = sha1_hmac_ctx2.opad.h[3];
tmps[gid].dgst[i + 4] = sha1_hmac_ctx2.opad.h[4];
tmps[gid].out[i + 0] = tmps[gid].dgst[i + 0];
tmps[gid].out[i + 1] = tmps[gid].dgst[i + 1];
tmps[gid].out[i + 2] = tmps[gid].dgst[i + 2];
tmps[gid].out[i + 3] = tmps[gid].dgst[i + 3];
tmps[gid].out[i + 4] = tmps[gid].dgst[i + 4];
}
}
KERNEL_FQ void m23300_loop (KERN_ATTR_TMPS_ESALT (iwork_tmp_t, iwork_t))
{
const u64 gid = get_global_id (0);
if ((gid * VECT_SIZE) >= gid_max) return;
u32x ipad[5];
u32x opad[5];
ipad[0] = packv (tmps, ipad, gid, 0);
ipad[1] = packv (tmps, ipad, gid, 1);
ipad[2] = packv (tmps, ipad, gid, 2);
ipad[3] = packv (tmps, ipad, gid, 3);
ipad[4] = packv (tmps, ipad, gid, 4);
opad[0] = packv (tmps, opad, gid, 0);
opad[1] = packv (tmps, opad, gid, 1);
opad[2] = packv (tmps, opad, gid, 2);
opad[3] = packv (tmps, opad, gid, 3);
opad[4] = packv (tmps, opad, gid, 4);
for (u32 i = 0; i < 4; i += 5)
{
u32x dgst[5];
u32x out[5];
dgst[0] = packv (tmps, dgst, gid, i + 0);
dgst[1] = packv (tmps, dgst, gid, i + 1);
dgst[2] = packv (tmps, dgst, gid, i + 2);
dgst[3] = packv (tmps, dgst, gid, i + 3);
dgst[4] = packv (tmps, dgst, gid, i + 4);
out[0] = packv (tmps, out, gid, i + 0);
out[1] = packv (tmps, out, gid, i + 1);
out[2] = packv (tmps, out, gid, i + 2);
out[3] = packv (tmps, out, gid, i + 3);
out[4] = packv (tmps, out, gid, i + 4);
for (u32 j = 0; j < loop_cnt; j++)
{
u32x w0[4];
u32x w1[4];
u32x w2[4];
u32x w3[4];
w0[0] = dgst[0];
w0[1] = dgst[1];
w0[2] = dgst[2];
w0[3] = dgst[3];
w1[0] = dgst[4];
w1[1] = 0x80000000;
w1[2] = 0;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = (64 + 20) * 8;
hmac_sha1_run_V (w0, w1, w2, w3, ipad, opad, dgst);
out[0] ^= dgst[0];
out[1] ^= dgst[1];
out[2] ^= dgst[2];
out[3] ^= dgst[3];
out[4] ^= dgst[4];
}
unpackv (tmps, dgst, gid, i + 0, dgst[0]);
unpackv (tmps, dgst, gid, i + 1, dgst[1]);
unpackv (tmps, dgst, gid, i + 2, dgst[2]);
unpackv (tmps, dgst, gid, i + 3, dgst[3]);
unpackv (tmps, dgst, gid, i + 4, dgst[4]);
unpackv (tmps, out, gid, i + 0, out[0]);
unpackv (tmps, out, gid, i + 1, out[1]);
unpackv (tmps, out, gid, i + 2, out[2]);
unpackv (tmps, out, gid, i + 3, out[3]);
unpackv (tmps, out, gid, i + 4, out[4]);
}
}
KERNEL_FQ void m23300_comp (KERN_ATTR_TMPS_ESALT (iwork_tmp_t, iwork_t))
{
const u64 gid = get_global_id (0);
const u64 lid = get_local_id (0);
const u64 lsz = get_local_size (0);
/**
* aes shared
*/
#ifdef REAL_SHM
LOCAL_VK u32 s_td0[256];
LOCAL_VK u32 s_td1[256];
LOCAL_VK u32 s_td2[256];
LOCAL_VK u32 s_td3[256];
LOCAL_VK u32 s_td4[256];
LOCAL_VK u32 s_te0[256];
LOCAL_VK u32 s_te1[256];
LOCAL_VK u32 s_te2[256];
LOCAL_VK u32 s_te3[256];
LOCAL_VK u32 s_te4[256];
for (u32 i = lid; i < 256; i += lsz)
{
s_td0[i] = td0[i];
s_td1[i] = td1[i];
s_td2[i] = td2[i];
s_td3[i] = td3[i];
s_td4[i] = td4[i];
s_te0[i] = te0[i];
s_te1[i] = te1[i];
s_te2[i] = te2[i];
s_te3[i] = te3[i];
s_te4[i] = te4[i];
}
SYNC_THREADS ();
#else
CONSTANT_AS u32a *s_td0 = td0;
CONSTANT_AS u32a *s_td1 = td1;
CONSTANT_AS u32a *s_td2 = td2;
CONSTANT_AS u32a *s_td3 = td3;
CONSTANT_AS u32a *s_td4 = td4;
CONSTANT_AS u32a *s_te0 = te0;
CONSTANT_AS u32a *s_te1 = te1;
CONSTANT_AS u32a *s_te2 = te2;
CONSTANT_AS u32a *s_te3 = te3;
CONSTANT_AS u32a *s_te4 = te4;
#endif
if (gid >= gid_max) return;
/**
* AES part
*/
u32 ukey[8];
ukey[0] = tmps[gid].out[0];
ukey[1] = tmps[gid].out[1];
ukey[2] = tmps[gid].out[2];
ukey[3] = tmps[gid].out[3];
#define KEYLEN 44
u32 ks[KEYLEN];
AES128_set_decrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3, s_td0, s_td1, s_td2, s_td3);
u32 iv[4];
iv[0] = esalt_bufs[digests_offset].iv[0];
iv[1] = esalt_bufs[digests_offset].iv[1];
iv[2] = esalt_bufs[digests_offset].iv[2];
iv[3] = esalt_bufs[digests_offset].iv[3];
u32 res[12]; // actually res[16], but we don't need the full 64 bytes output
for (u32 i = 0; i < 12; i += 4)
{
u32 data[4];
data[0] = esalt_bufs[digests_offset].data[i + 0];
data[1] = esalt_bufs[digests_offset].data[i + 1];
data[2] = esalt_bufs[digests_offset].data[i + 2];
data[3] = esalt_bufs[digests_offset].data[i + 3];
u32 out[4];
aes128_decrypt (ks, data, out, s_td0, s_td1, s_td2, s_td3, s_td4);
res[i + 0] = out[0] ^ iv[0];
res[i + 1] = out[1] ^ iv[1];
res[i + 2] = out[2] ^ iv[2];
res[i + 3] = out[3] ^ iv[3];
iv[0] = data[0];
iv[1] = data[1];
iv[2] = data[2];
iv[3] = data[3];
}
sha256_ctx_t ctx;
sha256_init (&ctx);
u32 w0[4];
w0[0] = hc_swap32_S (res[0]);
w0[1] = hc_swap32_S (res[1]);
w0[2] = hc_swap32_S (res[2]);
w0[3] = hc_swap32_S (res[3]);
u32 w1[4];
w1[0] = hc_swap32_S (res[4]);
w1[1] = hc_swap32_S (res[5]);
w1[2] = hc_swap32_S (res[6]);
w1[3] = hc_swap32_S (res[7]);
u32 w2[4];
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
u32 w3[4];
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = 0;
sha256_update_64 (&ctx, w0, w1, w2, w3, 32);
sha256_final (&ctx);
u32 checksum[4];
checksum[0] = hc_swap32_S (ctx.h[0]);
checksum[1] = hc_swap32_S (ctx.h[1]);
checksum[2] = hc_swap32_S (ctx.h[2]);
checksum[3] = hc_swap32_S (ctx.h[3]);
if ((res[ 8] == checksum[0]) &&
(res[ 9] == checksum[1]) &&
(res[10] == checksum[2]) &&
(res[11] == checksum[3]))
{
if (atomic_inc (&hashes_shown[digests_offset]) == 0)
{
mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, 0, 0, 0);
}
return;
}
}

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@ -4,6 +4,7 @@
## Algorithms
##
- Added hash-mode: Apple iWork
- Added hash-mode: RSA/DSA/EC/OPENSSH Private Keys
##

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@ -259,6 +259,7 @@ NVIDIA GPUs require "NVIDIA Driver" (440.64 or later) and "CUDA Toolkit" (9.0 or
- PDF 1.4 - 1.6 (Acrobat 5 - 8)
- PDF 1.7 Level 3 (Acrobat 9)
- PDF 1.7 Level 8 (Acrobat 10 - 11)
- Apple iWork
- MS Office 2007
- MS Office 2010
- MS Office 2013

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/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#include "common.h"
#include "types.h"
#include "modules.h"
#include "bitops.h"
#include "convert.h"
#include "shared.h"
static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
static const u32 DGST_POS0 = 0;
static const u32 DGST_POS1 = 1;
static const u32 DGST_POS2 = 2;
static const u32 DGST_POS3 = 3;
static const u32 DGST_SIZE = DGST_SIZE_4_4;
static const u32 HASH_CATEGORY = HASH_CATEGORY_DOCUMENTS;
static const char *HASH_NAME = "Apple iWork";
static const u64 KERN_TYPE = 23300;
static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
| OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE
| OPTS_TYPE_ST_HEX;
static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
static const char *ST_PASS = "hashcat";
static const char *ST_HASH = "$iwork$2$1$1$4000$b31b7320d1e7a5ee$01f54d6f9e5090eb16fef2b05f8242bc$69561c985268326b7353fb22c3685a378341127557bd2bbea1bd10afb31f2127344707b662a2c29480c32b8b93dea0538327f604e5aa8733be83af25f370f7ac";
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; }
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; }
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; }
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; }
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; }
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; }
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; }
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; }
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; }
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; }
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; }
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; }
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; }
typedef struct iwork_tmp
{
u32 ipad[5];
u32 opad[5];
u32 dgst[5];
u32 out[5];
} iwork_tmp_t;
typedef struct iwork
{
u32 iv[4];
u32 data[16];
} iwork_t;
static const char *SIGNATURE_IWORK = "$iwork$";
static const u32 FORMAT_NUM_IWORK = 1;
u64 module_tmp_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const u64 tmp_size = (const u64) sizeof (iwork_tmp_t);
return tmp_size;
}
u64 module_esalt_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const u64 esalt_size = (const u64) sizeof (iwork_t);
return esalt_size;
}
u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
// this overrides the reductions of PW_MAX in case optimized kernel is selected
// IOW, even in optimized kernel mode it support length 256
const u32 pw_max = PW_MAX;
return pw_max;
}
int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
{
u32 *digest = (u32 *) digest_buf;
iwork_t *iwork = (iwork_t *) esalt_buf;
token_t token;
token.token_cnt = 8;
token.signatures_cnt = 1;
token.signatures_buf[0] = SIGNATURE_IWORK;
token.len[0] = 7;
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
| TOKEN_ATTR_VERIFY_SIGNATURE;
token.len_min[1] = 1;
token.len_max[1] = 1;
token.sep[1] = '$';
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
token.len_min[2] = 1;
token.len_max[2] = 1;
token.sep[2] = '$';
token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
token.len_min[3] = 1;
token.len_max[3] = 1;
token.sep[3] = '$';
token.attr[3] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
token.len_min[4] = 4;
token.len_max[4] = 6;
token.sep[4] = '$';
token.attr[4] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_DIGIT;
token.len_min[5] = 16;
token.len_max[5] = 32;
token.sep[5] = '$';
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
token.len_min[6] = 32;
token.len_max[6] = 32;
token.sep[6] = '$';
token.attr[6] = TOKEN_ATTR_VERIFY_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
token.len[7] = 128;
token.attr[7] = TOKEN_ATTR_FIXED_LENGTH
| TOKEN_ATTR_VERIFY_HEX;
const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
const u8 *hash_ver_pos = token.buf[1];
const u8 *file_ver_pos = token.buf[2];
const u8 *format_ver_pos = token.buf[3];
const u32 hash_ver = hc_strtoul ((const char *) hash_ver_pos, NULL, 10);
const u32 file_ver = hc_strtoul ((const char *) file_ver_pos, NULL, 10);
const u32 format_ver = hc_strtoul ((const char *) format_ver_pos, NULL, 10);
if (format_ver != FORMAT_NUM_IWORK) return (PARSER_SALT_VALUE);
if ((hash_ver != 1) && (hash_ver != 2)) return (PARSER_SALT_VALUE);
if ((file_ver != 1) && (file_ver != 2)) return (PARSER_SALT_VALUE);
salt->salt_sign[0] = hash_ver;
salt->salt_sign[1] = file_ver;
const u8 *iter_pos = token.buf[4];
const u32 iterations = hc_strtoul ((const char *) iter_pos, NULL, 10);
if (iterations < 1000) return (PARSER_SALT_ITERATION);
if (iterations > 999999) return (PARSER_SALT_ITERATION);
salt->salt_iter = iterations - 1;
// salt
const u8 *salt_pos = token.buf[5];
const int salt_len = token.len[5];
const bool parse_rc = generic_salt_decode (hashconfig, salt_pos, salt_len, (u8 *) salt->salt_buf, (int *) &salt->salt_len);
salt->salt_buf[0] = byte_swap_32 (salt->salt_buf[0]);
salt->salt_buf[1] = byte_swap_32 (salt->salt_buf[1]);
salt->salt_buf[2] = byte_swap_32 (salt->salt_buf[2]);
salt->salt_buf[3] = byte_swap_32 (salt->salt_buf[3]);
if (parse_rc == false) return (PARSER_SALT_LENGTH);
// IV
const u8 *iv_pos = token.buf[6];
const int iv_len = token.len[6];
hex_decode (iv_pos, iv_len, (u8 *) iwork->iv);
// data
const u8 *data_pos = token.buf[7];
const int data_len = token.len[7];
hex_decode (data_pos, data_len, (u8 *) iwork->data);
// fake digest
digest[0] = iwork->data[0];
digest[1] = iwork->data[1];
digest[2] = iwork->data[2];
digest[3] = iwork->data[3];
return (PARSER_OK);
}
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)
{
const iwork_t *iwork = (const iwork_t *) esalt_buf;
// salt
u32 tmp_salt[4] = { 0 };
tmp_salt[0] = byte_swap_32 (salt->salt_buf[0]);
tmp_salt[1] = byte_swap_32 (salt->salt_buf[1]);
tmp_salt[2] = byte_swap_32 (salt->salt_buf[2]);
tmp_salt[3] = byte_swap_32 (salt->salt_buf[3]);
char salt_hex[33] = { 0 };
generic_salt_encode (hashconfig, (const u8 *) tmp_salt, (const int) salt->salt_len, (u8 *) salt_hex);
// iv
u8 iv_hex[33] = { 0 };
hex_encode ((u8 *) iwork->iv, 16, iv_hex);
// data
u8 data_hex[129] = { 0 };
hex_encode ((u8 *) iwork->data, 64, data_hex);
int out_len = snprintf (line_buf, line_size, "%s%u$%u$%u$%u$%s$%s$%s",
SIGNATURE_IWORK,
salt->salt_sign[0],
salt->salt_sign[1],
FORMAT_NUM_IWORK,
salt->salt_iter + 1,
salt_hex,
iv_hex,
data_hex
);
return out_len;
}
void module_init (module_ctx_t *module_ctx)
{
module_ctx->module_context_size = MODULE_CONTEXT_SIZE_CURRENT;
module_ctx->module_interface_version = MODULE_INTERFACE_VERSION_CURRENT;
module_ctx->module_attack_exec = module_attack_exec;
module_ctx->module_benchmark_esalt = MODULE_DEFAULT;
module_ctx->module_benchmark_hook_salt = MODULE_DEFAULT;
module_ctx->module_benchmark_mask = MODULE_DEFAULT;
module_ctx->module_benchmark_salt = MODULE_DEFAULT;
module_ctx->module_build_plain_postprocess = MODULE_DEFAULT;
module_ctx->module_deep_comp_kernel = MODULE_DEFAULT;
module_ctx->module_dgst_pos0 = module_dgst_pos0;
module_ctx->module_dgst_pos1 = module_dgst_pos1;
module_ctx->module_dgst_pos2 = module_dgst_pos2;
module_ctx->module_dgst_pos3 = module_dgst_pos3;
module_ctx->module_dgst_size = module_dgst_size;
module_ctx->module_dictstat_disable = MODULE_DEFAULT;
module_ctx->module_esalt_size = module_esalt_size;
module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
module_ctx->module_hash_binary_count = MODULE_DEFAULT;
module_ctx->module_hash_binary_parse = MODULE_DEFAULT;
module_ctx->module_hash_binary_save = MODULE_DEFAULT;
module_ctx->module_hash_decode_potfile = MODULE_DEFAULT;
module_ctx->module_hash_decode_zero_hash = MODULE_DEFAULT;
module_ctx->module_hash_decode = module_hash_decode;
module_ctx->module_hash_encode_status = MODULE_DEFAULT;
module_ctx->module_hash_encode_potfile = MODULE_DEFAULT;
module_ctx->module_hash_encode = module_hash_encode;
module_ctx->module_hash_init_selftest = MODULE_DEFAULT;
module_ctx->module_hash_mode = MODULE_DEFAULT;
module_ctx->module_hash_category = module_hash_category;
module_ctx->module_hash_name = module_hash_name;
module_ctx->module_hashes_count_min = MODULE_DEFAULT;
module_ctx->module_hashes_count_max = MODULE_DEFAULT;
module_ctx->module_hlfmt_disable = MODULE_DEFAULT;
module_ctx->module_hook12 = MODULE_DEFAULT;
module_ctx->module_hook23 = MODULE_DEFAULT;
module_ctx->module_hook_salt_size = MODULE_DEFAULT;
module_ctx->module_hook_size = MODULE_DEFAULT;
module_ctx->module_jit_build_options = MODULE_DEFAULT;
module_ctx->module_jit_cache_disable = MODULE_DEFAULT;
module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
module_ctx->module_kernel_threads_min = MODULE_DEFAULT;
module_ctx->module_kern_type = module_kern_type;
module_ctx->module_kern_type_dynamic = MODULE_DEFAULT;
module_ctx->module_opti_type = module_opti_type;
module_ctx->module_opts_type = module_opts_type;
module_ctx->module_outfile_check_disable = MODULE_DEFAULT;
module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
module_ctx->module_potfile_custom_check = MODULE_DEFAULT;
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_pw_max;
module_ctx->module_pw_min = MODULE_DEFAULT;
module_ctx->module_salt_max = MODULE_DEFAULT;
module_ctx->module_salt_min = MODULE_DEFAULT;
module_ctx->module_salt_type = module_salt_type;
module_ctx->module_separator = MODULE_DEFAULT;
module_ctx->module_st_hash = module_st_hash;
module_ctx->module_st_pass = module_st_pass;
module_ctx->module_tmp_size = module_tmp_size;
module_ctx->module_unstable_warning = MODULE_DEFAULT;
module_ctx->module_warmup_disable = MODULE_DEFAULT;
}

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@ -0,0 +1,148 @@
#!/usr/bin/env perl
##
## Author......: See docs/credits.txt
## License.....: MIT
##
use strict;
use warnings;
use Digest::SHA qw (sha256);
use Crypt::PBKDF2;
use Crypt::CBC;
sub module_constraints { [[0, 256], [32, 32], [-1, -1], [-1, -1], [-1, -1]] }
sub module_generate_hash
{
my $word = shift;
my $salt = shift;
my $hash_ver = shift;
my $file_ver = shift;
my $iter = shift;
my $iv = shift;
my $data = shift;
my $FORMAT = 1;
my $is_decrypt = defined ($data);
if ($is_decrypt == 0)
{
my $type = random_number (1, 2);
if ($type == 1)
{
$hash_ver = 1;
$file_ver = 2;
$iter = 100000;
$salt = substr ($salt, 0, 32); # full one
}
else
{
$hash_ver = 2;
$file_ver = 1;
$iter = 4000;
$salt = substr ($salt, 0, 16);
}
$salt = pack ("H*", $salt);
$iv = random_bytes (16);
$data = random_bytes (32);
$data .= sha256 ($data);
}
my $pbkdf2 = Crypt::PBKDF2->new
(
hasher => Crypt::PBKDF2->hasher_from_algorithm ('HMACSHA1'),
iterations => $iter,
output_len => 16,
);
my $key = $pbkdf2->PBKDF2 ($salt, $word);
# AES-CBC
my $cipher = Crypt::CBC->new ({
cipher => "Crypt::Rijndael",
key => $key,
iv => $iv,
keysize => 16,
literal_key => 1,
header => "none",
padding => "null"
});
if ($is_decrypt == 1)
{
my $hash_data = $data;
$data = "WRONG";
my $decrypted = $cipher->decrypt ($hash_data);
my $raw_data = substr ($decrypted, 0, 32);
my $checksum = substr ($decrypted, 32, 32);
my $sha256_of_data = sha256 ($raw_data);
if ($sha256_of_data eq $checksum)
{
$data = $decrypted;
}
}
my $encrypted = $cipher->encrypt ($data);
my $hash = sprintf ("\$iwork\$%i\$%i\$%i\$%i\$%s\$%s\$%s", $hash_ver, $file_ver, $FORMAT, $iter, unpack ("H*", $salt), unpack ("H*", $iv), unpack ("H*", $encrypted));
return $hash;
}
sub module_verify_hash
{
my $line = shift;
my $idx = index ($line, ':');
return unless $idx >= 0;
my $hash = substr ($line, 0, $idx);
my $word = substr ($line, $idx + 1);
return unless substr ($hash, 0, 7) eq '$iwork$';
my (undef, undef, $hash_ver, $file_ver, $format, $iter, $salt, $iv, $data) = split '\$', $hash;
next unless (defined ($hash_ver));
next unless (defined ($file_ver));
next unless (defined ($format));
next unless (defined ($iter));
next unless (defined ($salt));
next unless (defined ($iv));
next unless (defined ($data));
next unless (($hash_ver eq '1') or ($hash_ver eq '2'));
next unless (($file_ver eq '1') or ($file_ver eq '2'));
next unless ($format eq '1');
$salt = pack ("H*", $salt);
$iv = pack ("H*", $iv);
$data = pack ("H*", $data);
$iter = int ($iter);
my $word_packed = pack_if_HEX_notation ($word);
my $new_hash = module_generate_hash ($word_packed, $salt, $hash_ver, $file_ver, $iter, $iv, $data);
return ($new_hash, $word);
}
1;