/** * Author......: See docs/credits.txt * License.....: MIT */ //too much register pressure //#define NEW_SIMD_CODE #ifdef KERNEL_STATIC #include M2S(INCLUDE_PATH/inc_vendor.h) #include M2S(INCLUDE_PATH/inc_types.h) #include M2S(INCLUDE_PATH/inc_platform.cl) #include M2S(INCLUDE_PATH/inc_common.cl) #include M2S(INCLUDE_PATH/inc_simd.cl) #include M2S(INCLUDE_PATH/inc_hash_sha1.cl) #include M2S(INCLUDE_PATH/inc_cipher_rc4.cl) #endif #define MIN_NULL_BYTES 10 typedef struct oldoffice34 { u32 version; u32 encryptedVerifier[4]; u32 encryptedVerifierHash[5]; u32 secondBlockData[8]; u32 secondBlockLen; u32 rc4key[2]; } oldoffice34_t; DECLSPEC void m09820m (LOCAL_AS u32 *S, PRIVATE_AS u32 *w0, PRIVATE_AS u32 *w1, PRIVATE_AS u32 *w2, PRIVATE_AS u32 *w3, const u32 pw_len, KERN_ATTR_FUNC_ESALT (oldoffice34_t)) { /** * modifiers are taken from args */ /** * salt */ u32 salt_buf[4]; salt_buf[0] = salt_bufs[SALT_POS_HOST].salt_buf[0]; salt_buf[1] = salt_bufs[SALT_POS_HOST].salt_buf[1]; salt_buf[2] = salt_bufs[SALT_POS_HOST].salt_buf[2]; salt_buf[3] = salt_bufs[SALT_POS_HOST].salt_buf[3]; /** * loop */ u32 w0l = w0[0]; for (u32 il_pos = 0; il_pos < IL_CNT; il_pos += VECT_SIZE) { const u32x w0r = ix_create_bft (bfs_buf, il_pos); const u32x w0lr = w0l | w0r; /** * sha1 */ u32x w0_t[4]; u32x w1_t[4]; u32x w2_t[4]; u32x w3_t[4]; w0_t[0] = salt_buf[0]; w0_t[1] = salt_buf[1]; w0_t[2] = salt_buf[2]; w0_t[3] = salt_buf[3]; w1_t[0] = w0lr; w1_t[1] = w0[1]; w1_t[2] = w0[2]; w1_t[3] = w0[3]; w2_t[0] = w1[0]; w2_t[1] = w1[1]; w2_t[2] = w1[2]; w2_t[3] = w1[3]; w3_t[0] = w2[0]; w3_t[1] = w2[1]; w3_t[2] = 0; w3_t[3] = (pw_len + 16) * 8; u32 pass_hash[5]; pass_hash[0] = SHA1M_A; pass_hash[1] = SHA1M_B; pass_hash[2] = SHA1M_C; pass_hash[3] = SHA1M_D; pass_hash[4] = SHA1M_E; sha1_transform (w0_t, w1_t, w2_t, w3_t, pass_hash); w0_t[0] = pass_hash[0]; w0_t[1] = pass_hash[1]; w0_t[2] = pass_hash[2]; w0_t[3] = pass_hash[3]; w1_t[0] = pass_hash[4]; w1_t[1] = 0; w1_t[2] = 0x80000000; w1_t[3] = 0; w2_t[0] = 0; w2_t[1] = 0; w2_t[2] = 0; w2_t[3] = 0; w3_t[0] = 0; w3_t[1] = 0; w3_t[2] = 0; w3_t[3] = (20 + 4) * 8; u32 digest[5]; digest[0] = SHA1M_A; digest[1] = SHA1M_B; digest[2] = SHA1M_C; digest[3] = SHA1M_D; digest[4] = SHA1M_E; sha1_transform (w0_t, w1_t, w2_t, w3_t, digest); digest[0] = hc_swap32 (digest[0]); digest[1] = hc_swap32 (digest[1]) & 0xff; digest[2] = 0; digest[3] = 0; // initial compare int digest_pos = find_hash (digest, DIGESTS_CNT, &digests_buf[DIGESTS_OFFSET_HOST]); if (digest_pos == -1) continue; if (esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockLen != 0) { w0[0] = pass_hash[0]; w0[1] = pass_hash[1]; w0[2] = pass_hash[2]; w0[3] = pass_hash[3]; w1[0] = pass_hash[4]; w1[1] = 0x01000000; w1[2] = 0x80000000; 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] = (20 + 4) * 8; digest[0] = SHA1M_A; digest[1] = SHA1M_B; digest[2] = SHA1M_C; digest[3] = SHA1M_D; digest[4] = SHA1M_E; sha1_transform (w0, w1, w2, w3, digest); digest[0] = hc_swap32_S (digest[0]); digest[1] = hc_swap32_S (digest[1]); digest[2] = 0; digest[3] = 0; digest[1] &= 0xff; // only 40-bit key // second block decrypt: rc4_init_128 (S, digest, lid); u32 secondBlockData[4]; secondBlockData[0] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[0]; secondBlockData[1] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[1]; secondBlockData[2] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[2]; secondBlockData[3] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[3]; u32 out[4]; u32 j = rc4_next_16 (S, 0, 0, secondBlockData, out, lid); int null_bytes = 0; for (int k = 0; k < 4; k++) { if ((out[k] & 0x000000ff) == 0) null_bytes++; if ((out[k] & 0x0000ff00) == 0) null_bytes++; if ((out[k] & 0x00ff0000) == 0) null_bytes++; if ((out[k] & 0xff000000) == 0) null_bytes++; } secondBlockData[0] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[4]; secondBlockData[1] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[5]; secondBlockData[2] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[6]; secondBlockData[3] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[7]; rc4_next_16 (S, 16, j, secondBlockData, out, lid); for (int k = 0; k < 4; k++) { if ((out[k] & 0x000000ff) == 0) null_bytes++; if ((out[k] & 0x0000ff00) == 0) null_bytes++; if ((out[k] & 0x00ff0000) == 0) null_bytes++; if ((out[k] & 0xff000000) == 0) null_bytes++; } if (null_bytes < MIN_NULL_BYTES) continue; } const u32 final_hash_pos = DIGESTS_OFFSET_HOST + digest_pos; if (hc_atomic_inc (&hashes_shown[final_hash_pos]) == 0) { mark_hash (plains_buf, d_return_buf, SALT_POS_HOST, DIGESTS_CNT, digest_pos, final_hash_pos, gid, il_pos, 0, 0); } } } DECLSPEC void m09820s (LOCAL_AS u32 *S, PRIVATE_AS u32 *w0, PRIVATE_AS u32 *w1, PRIVATE_AS u32 *w2, PRIVATE_AS u32 *w3, const u32 pw_len, KERN_ATTR_FUNC_ESALT (oldoffice34_t)) { /** * modifiers are taken from args */ /** * salt */ u32 salt_buf[4]; salt_buf[0] = salt_bufs[SALT_POS_HOST].salt_buf[0]; salt_buf[1] = salt_bufs[SALT_POS_HOST].salt_buf[1]; salt_buf[2] = salt_bufs[SALT_POS_HOST].salt_buf[2]; salt_buf[3] = salt_bufs[SALT_POS_HOST].salt_buf[3]; /** * digest */ const u32 search[4] = { digests_buf[DIGESTS_OFFSET_HOST].digest_buf[DGST_R0], digests_buf[DIGESTS_OFFSET_HOST].digest_buf[DGST_R1], 0, 0 }; /** * loop */ u32 w0l = w0[0]; for (u32 il_pos = 0; il_pos < IL_CNT; il_pos += VECT_SIZE) { const u32x w0r = ix_create_bft (bfs_buf, il_pos); const u32x w0lr = w0l | w0r; /** * sha1 */ u32x w0_t[4]; u32x w1_t[4]; u32x w2_t[4]; u32x w3_t[4]; w0_t[0] = salt_buf[0]; w0_t[1] = salt_buf[1]; w0_t[2] = salt_buf[2]; w0_t[3] = salt_buf[3]; w1_t[0] = w0lr; w1_t[1] = w0[1]; w1_t[2] = w0[2]; w1_t[3] = w0[3]; w2_t[0] = w1[0]; w2_t[1] = w1[1]; w2_t[2] = w1[2]; w2_t[3] = w1[3]; w3_t[0] = w2[0]; w3_t[1] = w2[1]; w3_t[2] = 0; w3_t[3] = (pw_len + 16) * 8; u32 pass_hash[5]; pass_hash[0] = SHA1M_A; pass_hash[1] = SHA1M_B; pass_hash[2] = SHA1M_C; pass_hash[3] = SHA1M_D; pass_hash[4] = SHA1M_E; sha1_transform (w0_t, w1_t, w2_t, w3_t, pass_hash); w0_t[0] = pass_hash[0]; w0_t[1] = pass_hash[1]; w0_t[2] = pass_hash[2]; w0_t[3] = pass_hash[3]; w1_t[0] = pass_hash[4]; w1_t[1] = 0; w1_t[2] = 0x80000000; w1_t[3] = 0; w2_t[0] = 0; w2_t[1] = 0; w2_t[2] = 0; w2_t[3] = 0; w3_t[0] = 0; w3_t[1] = 0; w3_t[2] = 0; w3_t[3] = (20 + 4) * 8; u32 digest[5]; digest[0] = SHA1M_A; digest[1] = SHA1M_B; digest[2] = SHA1M_C; digest[3] = SHA1M_D; digest[4] = SHA1M_E; sha1_transform (w0_t, w1_t, w2_t, w3_t, digest); digest[0] = hc_swap32 (digest[0]); digest[1] = hc_swap32 (digest[1]) & 0xff; digest[2] = 0; digest[3] = 0; // initial compare if (digest[0] != search[0]) continue; if (digest[1] != search[1]) continue; if (esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockLen != 0) { w0[0] = pass_hash[0]; w0[1] = pass_hash[1]; w0[2] = pass_hash[2]; w0[3] = pass_hash[3]; w1[0] = pass_hash[4]; w1[1] = 0x01000000; w1[2] = 0x80000000; 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] = (20 + 4) * 8; digest[0] = SHA1M_A; digest[1] = SHA1M_B; digest[2] = SHA1M_C; digest[3] = SHA1M_D; digest[4] = SHA1M_E; sha1_transform (w0, w1, w2, w3, digest); digest[0] = hc_swap32_S (digest[0]); digest[1] = hc_swap32_S (digest[1]); digest[2] = 0; digest[3] = 0; digest[1] &= 0xff; // only 40-bit key // second block decrypt: rc4_init_128 (S, digest, lid); u32 secondBlockData[4]; secondBlockData[0] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[0]; secondBlockData[1] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[1]; secondBlockData[2] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[2]; secondBlockData[3] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[3]; u32 out[4]; u32 j = rc4_next_16 (S, 0, 0, secondBlockData, out, lid); int null_bytes = 0; for (int k = 0; k < 4; k++) { if ((out[k] & 0x000000ff) == 0) null_bytes++; if ((out[k] & 0x0000ff00) == 0) null_bytes++; if ((out[k] & 0x00ff0000) == 0) null_bytes++; if ((out[k] & 0xff000000) == 0) null_bytes++; } secondBlockData[0] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[4]; secondBlockData[1] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[5]; secondBlockData[2] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[6]; secondBlockData[3] = esalt_bufs[DIGESTS_OFFSET_HOST].secondBlockData[7]; rc4_next_16 (S, 16, j, secondBlockData, out, lid); for (int k = 0; k < 4; k++) { if ((out[k] & 0x000000ff) == 0) null_bytes++; if ((out[k] & 0x0000ff00) == 0) null_bytes++; if ((out[k] & 0x00ff0000) == 0) null_bytes++; if ((out[k] & 0xff000000) == 0) null_bytes++; } if (null_bytes < MIN_NULL_BYTES) continue; } if (hc_atomic_inc (&hashes_shown[DIGESTS_OFFSET_HOST]) == 0) { mark_hash (plains_buf, d_return_buf, SALT_POS_HOST, DIGESTS_CNT, 0, DIGESTS_OFFSET_HOST + 0, gid, il_pos, 0, 0); } } } KERNEL_FQ void m09820_m04 (KERN_ATTR_ESALT (oldoffice34_t)) { /** * base */ const u64 lid = get_local_id (0); const u64 gid = get_global_id (0); const u64 lsz = get_local_size (0); if (gid >= GID_CNT) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = 0; w1[1] = 0; w1[2] = 0; w1[3] = 0; 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; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_VK u32 S[64 * FIXED_LOCAL_SIZE]; m09820m (S, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, kernel_param, gid, lid, lsz); } KERNEL_FQ void m09820_m08 (KERN_ATTR_ESALT (oldoffice34_t)) { /** * base */ const u64 lid = get_local_id (0); const u64 gid = get_global_id (0); const u64 lsz = get_local_size (0); if (gid >= GID_CNT) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 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; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_VK u32 S[64 * FIXED_LOCAL_SIZE]; m09820m (S, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, kernel_param, gid, lid, lsz); } KERNEL_FQ void m09820_m16 (KERN_ATTR_ESALT (oldoffice34_t)) { /** * base */ const u64 lid = get_local_id (0); const u64 gid = get_global_id (0); const u64 lsz = get_local_size (0); if (gid >= GID_CNT) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 7]; u32 w2[4]; w2[0] = pws[gid].i[ 8]; w2[1] = pws[gid].i[ 9]; w2[2] = pws[gid].i[10]; w2[3] = pws[gid].i[11]; u32 w3[4]; w3[0] = pws[gid].i[12]; w3[1] = pws[gid].i[13]; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_VK u32 S[64 * FIXED_LOCAL_SIZE]; m09820m (S, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, kernel_param, gid, lid, lsz); } KERNEL_FQ void m09820_s04 (KERN_ATTR_ESALT (oldoffice34_t)) { /** * base */ const u64 lid = get_local_id (0); const u64 gid = get_global_id (0); const u64 lsz = get_local_size (0); if (gid >= GID_CNT) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = 0; w1[1] = 0; w1[2] = 0; w1[3] = 0; 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; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_VK u32 S[64 * FIXED_LOCAL_SIZE]; m09820s (S, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, kernel_param, gid, lid, lsz); } KERNEL_FQ void m09820_s08 (KERN_ATTR_ESALT (oldoffice34_t)) { /** * base */ const u64 lid = get_local_id (0); const u64 gid = get_global_id (0); const u64 lsz = get_local_size (0); if (gid >= GID_CNT) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 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; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_VK u32 S[64 * FIXED_LOCAL_SIZE]; m09820s (S, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, kernel_param, gid, lid, lsz); } KERNEL_FQ void m09820_s16 (KERN_ATTR_ESALT (oldoffice34_t)) { /** * base */ const u64 lid = get_local_id (0); const u64 gid = get_global_id (0); const u64 lsz = get_local_size (0); if (gid >= GID_CNT) return; u32 w0[4]; w0[0] = pws[gid].i[ 0]; w0[1] = pws[gid].i[ 1]; w0[2] = pws[gid].i[ 2]; w0[3] = pws[gid].i[ 3]; u32 w1[4]; w1[0] = pws[gid].i[ 4]; w1[1] = pws[gid].i[ 5]; w1[2] = pws[gid].i[ 6]; w1[3] = pws[gid].i[ 7]; u32 w2[4]; w2[0] = pws[gid].i[ 8]; w2[1] = pws[gid].i[ 9]; w2[2] = pws[gid].i[10]; w2[3] = pws[gid].i[11]; u32 w3[4]; w3[0] = pws[gid].i[12]; w3[1] = pws[gid].i[13]; w3[2] = 0; w3[3] = 0; const u32 pw_len = pws[gid].pw_len & 63; /** * main */ LOCAL_VK u32 S[64 * FIXED_LOCAL_SIZE]; m09820s (S, w0, w1, w2, w3, pw_len, pws, rules_buf, combs_buf, bfs_buf, tmps, hooks, bitmaps_buf_s1_a, bitmaps_buf_s1_b, bitmaps_buf_s1_c, bitmaps_buf_s1_d, bitmaps_buf_s2_a, bitmaps_buf_s2_b, bitmaps_buf_s2_c, bitmaps_buf_s2_d, plains_buf, digests_buf, hashes_shown, salt_bufs, esalt_bufs, d_return_buf, d_extra0_buf, d_extra1_buf, d_extra2_buf, d_extra3_buf, kernel_param, gid, lid, lsz); }