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Added hash-mode 18900 Android Backup
This commit is contained in:
jsteube
parent
95b94b2982
commit
29fedf2c41
335
OpenCL/m18900-pure.cl
Normal file
335
OpenCL/m18900-pure.cl
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@ -0,0 +1,335 @@
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/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#define NEW_SIMD_CODE
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#include "inc_vendor.cl"
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#include "inc_hash_constants.h"
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#include "inc_hash_functions.cl"
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#include "inc_types.cl"
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#include "inc_common.cl"
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#include "inc_simd.cl"
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#include "inc_hash_sha1.cl"
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#include "inc_cipher_aes.cl"
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#define COMPARE_S "inc_comp_single.cl"
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#define COMPARE_M "inc_comp_multi.cl"
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typedef struct android_backup
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{
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u32 version;
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u32 cipher;
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u32 iter;
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u32 user_salt[16];
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u32 ck_salt[16];
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u32 user_iv[4];
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u32 masterkey_blob[24];
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} android_backup_t;
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DECLSPEC void hmac_sha1_run_V (u32x *w0, u32x *w1, u32x *w2, u32x *w3, u32x *ipad, u32x *opad, u32x *digest)
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{
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digest[0] = ipad[0];
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digest[1] = ipad[1];
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digest[2] = ipad[2];
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digest[3] = ipad[3];
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digest[4] = ipad[4];
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sha1_transform_vector (w0, w1, w2, w3, digest);
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w0[0] = digest[0];
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w0[1] = digest[1];
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w0[2] = digest[2];
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w0[3] = digest[3];
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w1[0] = digest[4];
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w1[1] = 0x80000000;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = (64 + 20) * 8;
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digest[0] = opad[0];
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digest[1] = opad[1];
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digest[2] = opad[2];
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digest[3] = opad[3];
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digest[4] = opad[4];
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sha1_transform_vector (w0, w1, w2, w3, digest);
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}
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__kernel void m18900_init (KERN_ATTR_TMPS_ESALT (pbkdf2_sha1_tmp_t, android_backup_t))
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{
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/**
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* base
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*/
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const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
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sha1_hmac_ctx_t sha1_hmac_ctx;
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sha1_hmac_init_global_swap (&sha1_hmac_ctx, pws[gid].i, pws[gid].pw_len & 255);
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tmps[gid].ipad[0] = sha1_hmac_ctx.ipad.h[0];
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tmps[gid].ipad[1] = sha1_hmac_ctx.ipad.h[1];
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tmps[gid].ipad[2] = sha1_hmac_ctx.ipad.h[2];
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tmps[gid].ipad[3] = sha1_hmac_ctx.ipad.h[3];
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tmps[gid].ipad[4] = sha1_hmac_ctx.ipad.h[4];
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tmps[gid].opad[0] = sha1_hmac_ctx.opad.h[0];
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tmps[gid].opad[1] = sha1_hmac_ctx.opad.h[1];
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tmps[gid].opad[2] = sha1_hmac_ctx.opad.h[2];
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tmps[gid].opad[3] = sha1_hmac_ctx.opad.h[3];
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tmps[gid].opad[4] = sha1_hmac_ctx.opad.h[4];
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sha1_hmac_update_global_swap (&sha1_hmac_ctx, salt_bufs[salt_pos].salt_buf, salt_bufs[salt_pos].salt_len);
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for (u32 i = 0, j = 1; i < 8; i += 5, j += 1)
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{
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sha1_hmac_ctx_t sha1_hmac_ctx2 = sha1_hmac_ctx;
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u32 w0[4];
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u32 w1[4];
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u32 w2[4];
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u32 w3[4];
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w0[0] = j;
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w0[1] = 0;
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w0[2] = 0;
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w0[3] = 0;
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w1[0] = 0;
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w1[1] = 0;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = 0;
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sha1_hmac_update_64 (&sha1_hmac_ctx2, w0, w1, w2, w3, 4);
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sha1_hmac_final (&sha1_hmac_ctx2);
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tmps[gid].dgst[i + 0] = sha1_hmac_ctx2.opad.h[0];
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tmps[gid].dgst[i + 1] = sha1_hmac_ctx2.opad.h[1];
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tmps[gid].dgst[i + 2] = sha1_hmac_ctx2.opad.h[2];
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tmps[gid].dgst[i + 3] = sha1_hmac_ctx2.opad.h[3];
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tmps[gid].dgst[i + 4] = sha1_hmac_ctx2.opad.h[4];
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tmps[gid].out[i + 0] = tmps[gid].dgst[i + 0];
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tmps[gid].out[i + 1] = tmps[gid].dgst[i + 1];
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tmps[gid].out[i + 2] = tmps[gid].dgst[i + 2];
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tmps[gid].out[i + 3] = tmps[gid].dgst[i + 3];
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tmps[gid].out[i + 4] = tmps[gid].dgst[i + 4];
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}
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}
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__kernel void m18900_loop (KERN_ATTR_TMPS_ESALT (pbkdf2_sha1_tmp_t, android_backup_t))
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{
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const u64 gid = get_global_id (0);
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if ((gid * VECT_SIZE) >= gid_max) return;
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u32x ipad[5];
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u32x opad[5];
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ipad[0] = packv (tmps, ipad, gid, 0);
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ipad[1] = packv (tmps, ipad, gid, 1);
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ipad[2] = packv (tmps, ipad, gid, 2);
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ipad[3] = packv (tmps, ipad, gid, 3);
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ipad[4] = packv (tmps, ipad, gid, 4);
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opad[0] = packv (tmps, opad, gid, 0);
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opad[1] = packv (tmps, opad, gid, 1);
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opad[2] = packv (tmps, opad, gid, 2);
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opad[3] = packv (tmps, opad, gid, 3);
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opad[4] = packv (tmps, opad, gid, 4);
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for (u32 i = 0; i < 8; i += 5)
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{
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u32x dgst[5];
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u32x out[5];
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dgst[0] = packv (tmps, dgst, gid, i + 0);
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dgst[1] = packv (tmps, dgst, gid, i + 1);
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dgst[2] = packv (tmps, dgst, gid, i + 2);
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dgst[3] = packv (tmps, dgst, gid, i + 3);
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dgst[4] = packv (tmps, dgst, gid, i + 4);
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out[0] = packv (tmps, out, gid, i + 0);
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out[1] = packv (tmps, out, gid, i + 1);
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out[2] = packv (tmps, out, gid, i + 2);
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out[3] = packv (tmps, out, gid, i + 3);
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out[4] = packv (tmps, out, gid, i + 4);
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for (u32 j = 0; j < loop_cnt; j++)
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{
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u32x w0[4];
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u32x w1[4];
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u32x w2[4];
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u32x w3[4];
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w0[0] = dgst[0];
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w0[1] = dgst[1];
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w0[2] = dgst[2];
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w0[3] = dgst[3];
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w1[0] = dgst[4];
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w1[1] = 0x80000000;
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w1[2] = 0;
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w1[3] = 0;
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w2[0] = 0;
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w2[1] = 0;
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w2[2] = 0;
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w2[3] = 0;
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w3[0] = 0;
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w3[1] = 0;
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w3[2] = 0;
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w3[3] = (64 + 20) * 8;
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hmac_sha1_run_V (w0, w1, w2, w3, ipad, opad, dgst);
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out[0] ^= dgst[0];
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out[1] ^= dgst[1];
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out[2] ^= dgst[2];
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out[3] ^= dgst[3];
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out[4] ^= dgst[4];
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}
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unpackv (tmps, dgst, gid, i + 0, dgst[0]);
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unpackv (tmps, dgst, gid, i + 1, dgst[1]);
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unpackv (tmps, dgst, gid, i + 2, dgst[2]);
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unpackv (tmps, dgst, gid, i + 3, dgst[3]);
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unpackv (tmps, dgst, gid, i + 4, dgst[4]);
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unpackv (tmps, out, gid, i + 0, out[0]);
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unpackv (tmps, out, gid, i + 1, out[1]);
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unpackv (tmps, out, gid, i + 2, out[2]);
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unpackv (tmps, out, gid, i + 3, out[3]);
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unpackv (tmps, out, gid, i + 4, out[4]);
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}
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}
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__kernel void m18900_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha1_tmp_t, android_backup_t))
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{
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const u64 gid = get_global_id (0);
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const u64 lid = get_local_id (0);
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const u64 lsz = get_local_size (0);
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/**
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* aes shared
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*/
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#ifdef REAL_SHM
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__local u32 s_td0[256];
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__local u32 s_td1[256];
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__local u32 s_td2[256];
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__local u32 s_td3[256];
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__local u32 s_td4[256];
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__local u32 s_te0[256];
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__local u32 s_te1[256];
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__local u32 s_te2[256];
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__local u32 s_te3[256];
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__local u32 s_te4[256];
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for (MAYBE_VOLATILE u32 i = lid; i < 256; i += lsz)
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{
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s_td0[i] = td0[i];
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s_td1[i] = td1[i];
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s_td2[i] = td2[i];
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s_td3[i] = td3[i];
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s_td4[i] = td4[i];
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s_te0[i] = te0[i];
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s_te1[i] = te1[i];
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s_te2[i] = te2[i];
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s_te3[i] = te3[i];
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s_te4[i] = te4[i];
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}
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barrier (CLK_LOCAL_MEM_FENCE);
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#else
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__constant u32a *s_td0 = td0;
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__constant u32a *s_td1 = td1;
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__constant u32a *s_td2 = td2;
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__constant u32a *s_td3 = td3;
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__constant u32a *s_td4 = td4;
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__constant u32a *s_te0 = te0;
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__constant u32a *s_te1 = te1;
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__constant u32a *s_te2 = te2;
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__constant u32a *s_te3 = te3;
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__constant u32a *s_te4 = te4;
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#endif
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if (gid >= gid_max) return;
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/**
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* aes
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*/
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u32 ukey[8];
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ukey[0] = tmps[gid].out[0];
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ukey[1] = tmps[gid].out[1];
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ukey[2] = tmps[gid].out[2];
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ukey[3] = tmps[gid].out[3];
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ukey[4] = tmps[gid].out[4];
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ukey[5] = tmps[gid].out[5];
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ukey[6] = tmps[gid].out[6];
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ukey[7] = tmps[gid].out[7];
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#define KEYLEN 60
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u32 ks[KEYLEN];
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AES256_set_decrypt_key (ks, ukey, s_te0, s_te1, s_te2, s_te3, s_te4, s_td0, s_td1, s_td2, s_td3, s_td4);
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u32 iv[4];
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iv[0] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[16]);
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iv[1] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[17]);
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iv[2] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[18]);
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iv[3] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[19]);
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u32 ct[4];
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ct[0] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[20]);
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ct[1] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[21]);
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ct[2] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[22]);
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ct[3] = swap32_S (esalt_bufs[digests_offset].masterkey_blob[23]);
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u32 pt[4];
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AES256_decrypt (ks, ct, pt, s_td0, s_td1, s_td2, s_td3, s_td4);
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pt[0] ^= iv[0];
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pt[1] ^= iv[1];
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pt[2] ^= iv[2];
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pt[3] ^= iv[3];
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if ((pt[2] == 0x0d0d0d0d) && (pt[3] == 0x0d0d0d0d))
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{
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if (atomic_inc (&hashes_shown[digests_offset]) == 0)
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{
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mark_hash (plains_buf, d_return_buf, salt_pos, digests_cnt, 0, digests_offset + 0, gid, 0);
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}
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}
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}
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365
src/modules/module_18900.c
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365
src/modules/module_18900.c
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@ -0,0 +1,365 @@
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/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#include "common.h"
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#include "types.h"
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#include "modules.h"
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#include "bitops.h"
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#include "convert.h"
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#include "shared.h"
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#include "memory.h"
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static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
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static const u32 DGST_POS0 = 0;
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static const u32 DGST_POS1 = 1;
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static const u32 DGST_POS2 = 2;
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static const u32 DGST_POS3 = 3;
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static const u32 DGST_SIZE = DGST_SIZE_4_4;
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static const u32 HASH_CATEGORY = HASH_CATEGORY_ARCHIVE;
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static const char *HASH_NAME = "Android Backup";
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static const u64 KERN_TYPE = 18900;
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static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
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| OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
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static const u64 OPTS_TYPE = OPTS_TYPE_PT_GENERATE_LE;
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static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
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static const char *ST_PASS = "hashcat";
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static const char *ST_HASH = "$ab$5*0*10000*b8900e4885ff9cad8f01ee1957a43bd633fea12491440514ae27aa83f2f5c006ec7e7fa0bce040add619919b4eb60608304b7d571a2ed87fd58c9ad6bc5fcf4c*7d254d93e16be9312fb1ccbfc6265c40cb0c5eab7b605a95a116e2383fb1cf12b688223f96221dcd2bf5410d4ca6f90e0789ee00157fa91658b42665d6b6844c*fc9f6be604d1c59ac32664ec2c5b9b30*00c4972149af3adcc235899e9d20611ea6e8de2212afcb9fcfefde7e35b691c2d0994eb47e4f9a260526ba47f4caea71af9c7fadcd5685d50126276f6acdd59966528b13ccc26036a0eaba2f2451aa64b05766d0edd03c988dcf87e2a9eec52d";
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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; }
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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; }
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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; }
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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; }
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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; }
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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 pbkdf2_sha1_tmp
|
||||
{
|
||||
u32 ipad[5];
|
||||
u32 opad[5];
|
||||
|
||||
u32 dgst[8];
|
||||
u32 out[8];
|
||||
|
||||
} pbkdf2_sha1_tmp_t;
|
||||
|
||||
typedef struct android_backup
|
||||
{
|
||||
u32 version;
|
||||
u32 cipher;
|
||||
u32 iter;
|
||||
u32 user_salt[16];
|
||||
u32 ck_salt[16];
|
||||
u32 user_iv[4];
|
||||
u32 masterkey_blob[24];
|
||||
|
||||
} android_backup_t;
|
||||
|
||||
static const char *SIGNATURE_ANDROID_BACKUP = "$ab$";
|
||||
|
||||
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 (pbkdf2_sha1_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 (android_backup_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)
|
||||
{
|
||||
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;
|
||||
|
||||
android_backup_t *android_backup = (android_backup_t *) esalt_buf;
|
||||
|
||||
token_t token;
|
||||
|
||||
token.token_cnt = 8;
|
||||
|
||||
token.signatures_cnt = 1;
|
||||
token.signatures_buf[0] = SIGNATURE_ANDROID_BACKUP;
|
||||
|
||||
// signature
|
||||
token.len[0] = 4;
|
||||
token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_SIGNATURE;
|
||||
|
||||
// version
|
||||
token.len_min[1] = 1;
|
||||
token.len_max[1] = 1;
|
||||
token.sep[1] = '*';
|
||||
token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_DIGIT;
|
||||
|
||||
// cipher
|
||||
token.len_min[2] = 1;
|
||||
token.len_max[2] = 1;
|
||||
token.sep[2] = '*';
|
||||
token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_DIGIT;
|
||||
|
||||
// iter
|
||||
token.len_min[3] = 1;
|
||||
token.len_max[3] = 6;
|
||||
token.sep[3] = '*';
|
||||
token.attr[3] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_DIGIT;
|
||||
|
||||
// user_salt
|
||||
token.len_min[4] = 128;
|
||||
token.len_max[4] = 128;
|
||||
token.sep[4] = '*';
|
||||
token.attr[4] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_HEX;
|
||||
|
||||
// ck_salt
|
||||
token.len_min[5] = 128;
|
||||
token.len_max[5] = 128;
|
||||
token.sep[5] = '*';
|
||||
token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_HEX;
|
||||
|
||||
// user_iv
|
||||
token.len_min[6] = 32;
|
||||
token.len_max[6] = 32;
|
||||
token.sep[6] = '*';
|
||||
token.attr[6] = TOKEN_ATTR_VERIFY_LENGTH
|
||||
| TOKEN_ATTR_VERIFY_HEX;
|
||||
|
||||
// masterkey_blob
|
||||
token.len_min[7] = 192;
|
||||
token.len_max[7] = 192;
|
||||
token.sep[7] = '*';
|
||||
token.attr[7] = TOKEN_ATTR_VERIFY_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 *version_pos = token.buf[1];
|
||||
const u8 *cipher_pos = token.buf[2];
|
||||
const u8 *iter_pos = token.buf[3];
|
||||
const u8 *user_salt_pos = token.buf[4];
|
||||
const u8 *ck_salt_pos = token.buf[5];
|
||||
const u8 *user_iv_pos = token.buf[6];
|
||||
const u8 *masterkey_blob_pos = token.buf[7];
|
||||
|
||||
// version
|
||||
|
||||
const int version = hc_strtoul ((const char *) version_pos, NULL, 10);
|
||||
|
||||
android_backup->version = version;
|
||||
|
||||
// cipher
|
||||
|
||||
const int cipher = hc_strtoul ((const char *) cipher_pos, NULL, 10);
|
||||
|
||||
android_backup->cipher = cipher;
|
||||
|
||||
// iter
|
||||
|
||||
const int iter = hc_strtoul ((const char *) iter_pos, NULL, 10);
|
||||
|
||||
android_backup->iter = iter;
|
||||
|
||||
// user_salt
|
||||
|
||||
for (int i = 0, j = 0; j < 128; i += 1, j += 8)
|
||||
{
|
||||
android_backup->user_salt[i] = hex_to_u32 ((const u8 *) user_salt_pos + j);
|
||||
}
|
||||
|
||||
// ck_salt
|
||||
|
||||
for (int i = 0, j = 0; j < 128; i += 1, j += 8)
|
||||
{
|
||||
android_backup->ck_salt[i] = hex_to_u32 ((const u8 *) ck_salt_pos + j);
|
||||
}
|
||||
|
||||
// user_iv
|
||||
|
||||
for (int i = 0, j = 0; j < 32; i += 1, j += 8)
|
||||
{
|
||||
android_backup->user_iv[i] = hex_to_u32 ((const u8 *) user_iv_pos + j);
|
||||
}
|
||||
|
||||
// masterkey_blob
|
||||
|
||||
for (int i = 0, j = 0; j < 192; i += 1, j += 8)
|
||||
{
|
||||
android_backup->masterkey_blob[i] = hex_to_u32 ((const u8 *) masterkey_blob_pos + j);
|
||||
}
|
||||
|
||||
// make the entry unique in our databases
|
||||
|
||||
salt->salt_buf[ 0] = android_backup->user_salt[ 0];
|
||||
salt->salt_buf[ 1] = android_backup->user_salt[ 1];
|
||||
salt->salt_buf[ 2] = android_backup->user_salt[ 2];
|
||||
salt->salt_buf[ 3] = android_backup->user_salt[ 3];
|
||||
salt->salt_buf[ 4] = android_backup->user_salt[ 4];
|
||||
salt->salt_buf[ 5] = android_backup->user_salt[ 5];
|
||||
salt->salt_buf[ 6] = android_backup->user_salt[ 6];
|
||||
salt->salt_buf[ 7] = android_backup->user_salt[ 7];
|
||||
salt->salt_buf[ 8] = android_backup->user_salt[ 8];
|
||||
salt->salt_buf[ 9] = android_backup->user_salt[ 9];
|
||||
salt->salt_buf[10] = android_backup->user_salt[10];
|
||||
salt->salt_buf[11] = android_backup->user_salt[11];
|
||||
salt->salt_buf[12] = android_backup->user_salt[12];
|
||||
salt->salt_buf[13] = android_backup->user_salt[13];
|
||||
salt->salt_buf[14] = android_backup->user_salt[14];
|
||||
salt->salt_buf[15] = android_backup->user_salt[15];
|
||||
|
||||
salt->salt_len = 64;
|
||||
|
||||
salt->salt_iter = android_backup->iter - 1;
|
||||
|
||||
digest[0] = android_backup->masterkey_blob[0];
|
||||
digest[1] = android_backup->masterkey_blob[1];
|
||||
digest[2] = android_backup->masterkey_blob[2];
|
||||
digest[3] = android_backup->masterkey_blob[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 u32 *digest = (const u32 *) digest_buf;
|
||||
|
||||
const android_backup_t *android_backup = (const android_backup_t *) esalt_buf;
|
||||
|
||||
int line_len = 0;
|
||||
|
||||
line_len += snprintf (line_buf + line_len, line_size - line_len, "%s%u*%u*%u",
|
||||
SIGNATURE_ANDROID_BACKUP,
|
||||
android_backup->version,
|
||||
android_backup->cipher,
|
||||
android_backup->iter);
|
||||
|
||||
line_buf[line_len++] = '*';
|
||||
|
||||
for (int i = 0; i < 16; i++)
|
||||
{
|
||||
u32_to_hex (android_backup->user_salt[i], (u8 *) line_buf + line_len);
|
||||
|
||||
line_len += 8;
|
||||
}
|
||||
|
||||
line_buf[line_len++] = '*';
|
||||
|
||||
for (int i = 0; i < 16; i++)
|
||||
{
|
||||
u32_to_hex (android_backup->ck_salt[i], (u8 *) line_buf + line_len);
|
||||
|
||||
line_len += 8;
|
||||
}
|
||||
|
||||
line_buf[line_len++] = '*';
|
||||
|
||||
for (int i = 0; i < 4; i++)
|
||||
{
|
||||
u32_to_hex (android_backup->user_iv[i], (u8 *) line_buf + line_len);
|
||||
|
||||
line_len += 8;
|
||||
}
|
||||
|
||||
line_buf[line_len++] = '*';
|
||||
|
||||
for (int i = 0; i < 24; i++)
|
||||
{
|
||||
u32_to_hex (android_backup->masterkey_blob[i], (u8 *) line_buf + line_len);
|
||||
|
||||
line_len += 8;
|
||||
}
|
||||
|
||||
return line_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_outfile = 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 = 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_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_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_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;
|
||||
}
|
||||
96
tools/test_modules/m18900.pm
Normal file
96
tools/test_modules/m18900.pm
Normal file
@ -0,0 +1,96 @@
|
||||
#!/usr/bin/env perl
|
||||
|
||||
##
|
||||
## Author......: See docs/credits.txt
|
||||
## License.....: MIT
|
||||
##
|
||||
|
||||
use strict;
|
||||
use warnings;
|
||||
|
||||
use Crypt::PBKDF2;
|
||||
use Crypt::CBC;
|
||||
|
||||
sub module_constraints { [[0, 255], [-1, -1], [-1, -1], [-1, -1], [-1, -1]] }
|
||||
|
||||
sub module_generate_hash
|
||||
{
|
||||
my $word = shift;
|
||||
my $salt = shift; # unused
|
||||
my $version = shift // 5;
|
||||
my $iter = shift // 10000;
|
||||
my $user_salt = shift // random_hex_string (128);
|
||||
my $ck_salt = shift // random_hex_string (128);
|
||||
my $user_iv = shift // random_hex_string (32);
|
||||
my $masterkey_blob = shift; # use this as hint regular or verify call
|
||||
|
||||
my $kdf = Crypt::PBKDF2->new
|
||||
(
|
||||
hash_class => 'HMACSHA1',
|
||||
iterations => $iter,
|
||||
output_len => 32
|
||||
);
|
||||
|
||||
my $user_salt_bin = pack ("H*", $user_salt);
|
||||
|
||||
my $key_bin = $kdf->PBKDF2 ($user_salt_bin, $word);
|
||||
|
||||
print unpack ("H*", $key_bin), "\n";
|
||||
|
||||
my $iv_bin = pack ("H*", $user_iv);
|
||||
|
||||
my $cipher = Crypt::CBC->new ({
|
||||
key => $key_bin,
|
||||
cipher => "Crypt::Rijndael",
|
||||
iv => $iv_bin,
|
||||
literal_key => 1,
|
||||
header => "none",
|
||||
keysize => 32,
|
||||
padding => "standard",
|
||||
});
|
||||
|
||||
my $decrypted_bin = random_bytes (83);
|
||||
|
||||
if (defined $masterkey_blob)
|
||||
{
|
||||
my $encrypted_bin = pack ("H*", $masterkey_blob);
|
||||
|
||||
my $test_bin = $cipher->decrypt ($encrypted_bin);
|
||||
|
||||
if (length ($test_bin) == 83)
|
||||
{
|
||||
$decrypted_bin = $test_bin;
|
||||
}
|
||||
}
|
||||
|
||||
my $encrypted_bin = $cipher->encrypt ($decrypted_bin);
|
||||
|
||||
my $hash = sprintf ("\$ab\$%u*0*%u*%s*%s*%s*%s", $version, $iter, $user_salt, $ck_salt, $user_iv, unpack ("H*", $encrypted_bin));
|
||||
|
||||
return $hash;
|
||||
}
|
||||
|
||||
sub module_verify_hash
|
||||
{
|
||||
my $line = shift;
|
||||
|
||||
my ($hash, $word) = split (':', $line);
|
||||
|
||||
return unless defined $hash;
|
||||
return unless defined $word;
|
||||
|
||||
my ($tag, $cipher, $iter, $user_salt, $ck_salt, $user_iv, $masterkey_blob) = split (/\*/, $hash);
|
||||
|
||||
my (undef, $signature, $version) = split (/\$/, $tag);
|
||||
|
||||
return unless $signature eq "ab";
|
||||
return unless $cipher eq "0";
|
||||
|
||||
my $word_packed = pack_if_HEX_notation ($word);
|
||||
|
||||
my $new_hash = module_generate_hash ($word_packed, undef, $version, $iter, $user_salt, $ck_salt, $user_iv, $masterkey_blob);
|
||||
|
||||
return ($new_hash, $word);
|
||||
}
|
||||
|
||||
1;
|
||||
Loading…
Reference in New Issue
Block a user