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366 lines
15 KiB
366 lines
15 KiB
/**
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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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; }
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typedef struct android_backup_tmp
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{
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u32 ipad[5];
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u32 opad[5];
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u32 dgst[10];
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u32 out[10];
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} android_backup_tmp_t;
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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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static const char *SIGNATURE_ANDROID_BACKUP = "$ab$";
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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)
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{
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const u64 tmp_size = (const u64) sizeof (android_backup_tmp_t);
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return tmp_size;
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}
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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)
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{
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const u64 esalt_size = (const u64) sizeof (android_backup_t);
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return esalt_size;
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}
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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)
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{
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const u32 pw_max = PW_MAX;
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return pw_max;
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}
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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)
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{
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u32 *digest = (u32 *) digest_buf;
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android_backup_t *android_backup = (android_backup_t *) esalt_buf;
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token_t token;
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token.token_cnt = 8;
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_ANDROID_BACKUP;
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// signature
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token.len[0] = 4;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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// version
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token.len_min[1] = 1;
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token.len_max[1] = 1;
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token.sep[1] = '*';
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token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_DIGIT;
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// cipher
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token.len_min[2] = 1;
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token.len_max[2] = 1;
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token.sep[2] = '*';
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token.attr[2] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_DIGIT;
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// iter
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token.len_min[3] = 1;
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token.len_max[3] = 6;
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token.sep[3] = '*';
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token.attr[3] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_DIGIT;
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// user_salt
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token.len_min[4] = 128;
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token.len_max[4] = 128;
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token.sep[4] = '*';
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token.attr[4] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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// ck_salt
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token.len_min[5] = 128;
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token.len_max[5] = 128;
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token.sep[5] = '*';
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token.attr[5] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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// user_iv
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token.len_min[6] = 32;
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token.len_max[6] = 32;
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token.sep[6] = '*';
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token.attr[6] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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// masterkey_blob
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token.len_min[7] = 192;
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token.len_max[7] = 192;
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token.sep[7] = '*';
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token.attr[7] = TOKEN_ATTR_VERIFY_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
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if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
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const u8 *version_pos = token.buf[1];
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const u8 *cipher_pos = token.buf[2];
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const u8 *iter_pos = token.buf[3];
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const u8 *user_salt_pos = token.buf[4];
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const u8 *ck_salt_pos = token.buf[5];
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const u8 *user_iv_pos = token.buf[6];
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const u8 *masterkey_blob_pos = token.buf[7];
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// version
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const int version = hc_strtoul ((const char *) version_pos, NULL, 10);
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android_backup->version = version;
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// cipher
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const int cipher = hc_strtoul ((const char *) cipher_pos, NULL, 10);
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android_backup->cipher = cipher;
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// iter
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const int iter = hc_strtoul ((const char *) iter_pos, NULL, 10);
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android_backup->iter = iter;
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// user_salt
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for (int i = 0, j = 0; j < 128; i += 1, j += 8)
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{
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android_backup->user_salt[i] = hex_to_u32 ((const u8 *) user_salt_pos + j);
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}
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// ck_salt
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for (int i = 0, j = 0; j < 128; i += 1, j += 8)
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{
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android_backup->ck_salt[i] = hex_to_u32 ((const u8 *) ck_salt_pos + j);
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}
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// user_iv
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for (int i = 0, j = 0; j < 32; i += 1, j += 8)
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{
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android_backup->user_iv[i] = hex_to_u32 ((const u8 *) user_iv_pos + j);
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}
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// masterkey_blob
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for (int i = 0, j = 0; j < 192; i += 1, j += 8)
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{
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android_backup->masterkey_blob[i] = hex_to_u32 ((const u8 *) masterkey_blob_pos + j);
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}
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// make the entry unique in our databases
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salt->salt_buf[ 0] = android_backup->user_salt[ 0];
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salt->salt_buf[ 1] = android_backup->user_salt[ 1];
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salt->salt_buf[ 2] = android_backup->user_salt[ 2];
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salt->salt_buf[ 3] = android_backup->user_salt[ 3];
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salt->salt_buf[ 4] = android_backup->user_salt[ 4];
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salt->salt_buf[ 5] = android_backup->user_salt[ 5];
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salt->salt_buf[ 6] = android_backup->user_salt[ 6];
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salt->salt_buf[ 7] = android_backup->user_salt[ 7];
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salt->salt_buf[ 8] = android_backup->user_salt[ 8];
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salt->salt_buf[ 9] = android_backup->user_salt[ 9];
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salt->salt_buf[10] = android_backup->user_salt[10];
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salt->salt_buf[11] = android_backup->user_salt[11];
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salt->salt_buf[12] = android_backup->user_salt[12];
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salt->salt_buf[13] = android_backup->user_salt[13];
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salt->salt_buf[14] = android_backup->user_salt[14];
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salt->salt_buf[15] = android_backup->user_salt[15];
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salt->salt_len = 64;
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salt->salt_iter = android_backup->iter - 1;
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digest[0] = android_backup->masterkey_blob[0];
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digest[1] = android_backup->masterkey_blob[1];
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digest[2] = android_backup->masterkey_blob[2];
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digest[3] = android_backup->masterkey_blob[3];
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return (PARSER_OK);
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}
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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)
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{
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const u32 *digest = (const u32 *) digest_buf;
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const android_backup_t *android_backup = (const android_backup_t *) esalt_buf;
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int line_len = 0;
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line_len += snprintf (line_buf + line_len, line_size - line_len, "%s%u*%u*%u",
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SIGNATURE_ANDROID_BACKUP,
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android_backup->version,
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android_backup->cipher,
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android_backup->iter);
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line_buf[line_len++] = '*';
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for (int i = 0; i < 16; i++)
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{
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u32_to_hex (android_backup->user_salt[i], (u8 *) line_buf + line_len);
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line_len += 8;
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}
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line_buf[line_len++] = '*';
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for (int i = 0; i < 16; i++)
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{
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u32_to_hex (android_backup->ck_salt[i], (u8 *) line_buf + line_len);
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line_len += 8;
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}
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line_buf[line_len++] = '*';
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for (int i = 0; i < 4; i++)
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{
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u32_to_hex (android_backup->user_iv[i], (u8 *) line_buf + line_len);
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line_len += 8;
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}
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line_buf[line_len++] = '*';
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for (int i = 0; i < 24; i++)
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{
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u32_to_hex (android_backup->masterkey_blob[i], (u8 *) line_buf + line_len);
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line_len += 8;
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}
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return line_len;
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}
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void module_init (module_ctx_t *module_ctx)
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{
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module_ctx->module_context_size = MODULE_CONTEXT_SIZE_CURRENT;
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module_ctx->module_interface_version = MODULE_INTERFACE_VERSION_CURRENT;
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module_ctx->module_attack_exec = module_attack_exec;
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module_ctx->module_benchmark_esalt = MODULE_DEFAULT;
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module_ctx->module_benchmark_hook_salt = MODULE_DEFAULT;
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module_ctx->module_benchmark_mask = MODULE_DEFAULT;
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module_ctx->module_benchmark_salt = MODULE_DEFAULT;
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module_ctx->module_build_plain_postprocess = MODULE_DEFAULT;
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module_ctx->module_deep_comp_kernel = MODULE_DEFAULT;
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module_ctx->module_dgst_pos0 = module_dgst_pos0;
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module_ctx->module_dgst_pos1 = module_dgst_pos1;
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module_ctx->module_dgst_pos2 = module_dgst_pos2;
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module_ctx->module_dgst_pos3 = module_dgst_pos3;
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module_ctx->module_dgst_size = module_dgst_size;
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module_ctx->module_dictstat_disable = MODULE_DEFAULT;
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module_ctx->module_esalt_size = module_esalt_size;
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module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
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module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
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module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
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module_ctx->module_hash_binary_count = MODULE_DEFAULT;
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module_ctx->module_hash_binary_parse = MODULE_DEFAULT;
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module_ctx->module_hash_binary_save = MODULE_DEFAULT;
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module_ctx->module_hash_decode_outfile = MODULE_DEFAULT;
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module_ctx->module_hash_decode_zero_hash = MODULE_DEFAULT;
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module_ctx->module_hash_decode = module_hash_decode;
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module_ctx->module_hash_encode_status = MODULE_DEFAULT;
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module_ctx->module_hash_encode = module_hash_encode;
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module_ctx->module_hash_init_selftest = MODULE_DEFAULT;
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module_ctx->module_hash_mode = MODULE_DEFAULT;
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module_ctx->module_hash_category = module_hash_category;
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module_ctx->module_hash_name = module_hash_name;
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module_ctx->module_hlfmt_disable = MODULE_DEFAULT;
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module_ctx->module_hook12 = MODULE_DEFAULT;
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module_ctx->module_hook23 = MODULE_DEFAULT;
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module_ctx->module_hook_salt_size = MODULE_DEFAULT;
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module_ctx->module_hook_size = MODULE_DEFAULT;
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module_ctx->module_jit_build_options = MODULE_DEFAULT;
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module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
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module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
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module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
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module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
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module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
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module_ctx->module_kernel_threads_min = MODULE_DEFAULT;
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module_ctx->module_kern_type = module_kern_type;
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module_ctx->module_kern_type_dynamic = MODULE_DEFAULT;
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module_ctx->module_opti_type = module_opti_type;
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module_ctx->module_opts_type = module_opts_type;
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module_ctx->module_outfile_check_disable = MODULE_DEFAULT;
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module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
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module_ctx->module_potfile_disable = MODULE_DEFAULT;
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module_ctx->module_potfile_keep_all_hashes = MODULE_DEFAULT;
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module_ctx->module_pwdump_column = MODULE_DEFAULT;
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module_ctx->module_pw_max = module_pw_max;
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module_ctx->module_pw_min = MODULE_DEFAULT;
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module_ctx->module_salt_max = MODULE_DEFAULT;
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module_ctx->module_salt_min = MODULE_DEFAULT;
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module_ctx->module_salt_type = module_salt_type;
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module_ctx->module_separator = MODULE_DEFAULT;
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module_ctx->module_st_hash = module_st_hash;
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module_ctx->module_st_pass = module_st_pass;
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module_ctx->module_tmp_size = module_tmp_size;
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module_ctx->module_unstable_warning = MODULE_DEFAULT;
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module_ctx->module_warmup_disable = MODULE_DEFAULT;
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}
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