1 /**
2  * Author......: See docs/credits.txt
3  * License.....: MIT
4  */
5 
6 #include "common.h"
7 #include "types.h"
8 #include "modules.h"
9 #include "bitops.h"
10 #include "convert.h"
11 #include "shared.h"
12 #include "emu_inc_cipher_des.h"
13 
14 static const u32   ATTACK_EXEC    = ATTACK_EXEC_OUTSIDE_KERNEL;
15 static const u32   DGST_POS0      = 0;
16 static const u32   DGST_POS1      = 1;
17 static const u32   DGST_POS2      = 2;
18 static const u32   DGST_POS3      = 3;
19 static const u32   DGST_SIZE      = DGST_SIZE_4_4;
20 static const u32   HASH_CATEGORY  = HASH_CATEGORY_OS;
21 static const char *HASH_NAME      = "BSDi Crypt, Extended DES";
22 static const u64   KERN_TYPE      = 12400;
23 static const u32   OPTI_TYPE      = OPTI_TYPE_ZERO_BYTE
24                                   | OPTI_TYPE_REGISTER_LIMIT;
25 static const u64   OPTS_TYPE      = OPTS_TYPE_PT_GENERATE_LE
26                                   | OPTS_TYPE_MAXIMUM_THREADS;
27 static const u32   SALT_TYPE      = SALT_TYPE_EMBEDDED;
28 static const char *ST_PASS        = "hashcat";
29 static const char *ST_HASH        = "_GW..8841inaTltazRsQ";
30 
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)31 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;     }
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)32 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;       }
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)33 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;       }
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)34 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;       }
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)35 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;       }
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)36 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;       }
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)37 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;   }
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)38 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;       }
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)39 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;       }
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)40 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;       }
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)41 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;       }
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)42 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;       }
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)43 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;         }
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)44 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;         }
45 
46 typedef struct bsdicrypt_tmp
47 {
48   u32 Kc[16];
49   u32 Kd[16];
50 
51   u32 iv[2];
52 
53 } bsdicrypt_tmp_t;
54 
55 static const char *SIGNATURE_BSDICRYPT = "_";
56 
module_jit_build_options(MAYBE_UNUSED const hashconfig_t * hashconfig,MAYBE_UNUSED const user_options_t * user_options,MAYBE_UNUSED const user_options_extra_t * user_options_extra,MAYBE_UNUSED const hashes_t * hashes,MAYBE_UNUSED const hc_device_param_t * device_param)57 char *module_jit_build_options (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hashes_t *hashes, MAYBE_UNUSED const hc_device_param_t *device_param)
58 {
59   char *jit_build_options = NULL;
60 
61   // Extra treatment for Apple systems
62   if (device_param->opencl_platform_vendor_id == VENDOR_ID_APPLE)
63   {
64     return jit_build_options;
65   }
66 
67   // NVIDIA GPU
68   if (device_param->opencl_device_vendor_id == VENDOR_ID_NV)
69   {
70     hc_asprintf (&jit_build_options, "-D _unroll");
71   }
72 
73   return jit_build_options;
74 }
75 
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)76 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)
77 {
78   const u64 tmp_size = (const u64) sizeof (bsdicrypt_tmp_t);
79 
80   return tmp_size;
81 }
82 
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)83 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)
84 {
85   const u32 pw_max = PW_MAX;
86 
87   return pw_max;
88 }
89 
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)90 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)
91 {
92   u32 *digest = (u32 *) digest_buf;
93 
94   token_t token;
95 
96   token.token_cnt  = 4;
97 
98   token.signatures_cnt    = 1;
99   token.signatures_buf[0] = SIGNATURE_BSDICRYPT;
100 
101   token.len[0]     = 1;
102   token.attr[0]    = TOKEN_ATTR_FIXED_LENGTH
103                    | TOKEN_ATTR_VERIFY_SIGNATURE;
104 
105   token.len[1]     = 4;
106   token.attr[1]    = TOKEN_ATTR_FIXED_LENGTH
107                    | TOKEN_ATTR_VERIFY_BASE64B;
108 
109   token.len[2]     = 4;
110   token.attr[2]    = TOKEN_ATTR_FIXED_LENGTH
111                    | TOKEN_ATTR_VERIFY_BASE64B;
112 
113   token.len[3]     = 11;
114   token.attr[3]    = TOKEN_ATTR_FIXED_LENGTH
115                    | TOKEN_ATTR_VERIFY_BASE64B;
116 
117   const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
118 
119   if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
120 
121   // iteration count
122 
123   const u8 *iter_pos = token.buf[1];
124 
125   salt->salt_iter = itoa64_to_int (iter_pos[0])
126                   | itoa64_to_int (iter_pos[1]) <<  6
127                   | itoa64_to_int (iter_pos[2]) << 12
128                   | itoa64_to_int (iter_pos[3]) << 18;
129 
130   // set salt
131 
132   const u8 *salt_pos = token.buf[2];
133 
134   salt->salt_buf[0] = itoa64_to_int (salt_pos[0])
135                     | itoa64_to_int (salt_pos[1]) <<  6
136                     | itoa64_to_int (salt_pos[2]) << 12
137                     | itoa64_to_int (salt_pos[3]) << 18;
138 
139   salt->salt_len = 4;
140 
141   // hash
142 
143   const u8 *hash_pos = token.buf[3];
144   const int hash_len = token.len[3];
145 
146   unsigned char c19 = itoa64_to_int (hash_pos[10]);
147 
148   if (c19 & 3) return (PARSER_HASH_VALUE);
149 
150   u8 tmp_buf[100] = { 0 };
151 
152   base64_decode (itoa64_to_int, hash_pos, hash_len, tmp_buf);
153 
154   memcpy (digest, tmp_buf, 8);
155 
156   DES_IP (digest[0], digest[1]);
157 
158   digest[0] = rotr32 (digest[0], 31);
159   digest[1] = rotr32 (digest[1], 31);
160   digest[2] = 0;
161   digest[3] = 0;
162 
163   return (PARSER_OK);
164 }
165 
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)166 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)
167 {
168   const u32 *digest = (const u32 *) digest_buf;
169 
170   // encode iteration count
171 
172   char salt_iter[5];
173 
174   salt_iter[0] = int_to_itoa64 ((salt->salt_iter      ) & 0x3f);
175   salt_iter[1] = int_to_itoa64 ((salt->salt_iter >>  6) & 0x3f);
176   salt_iter[2] = int_to_itoa64 ((salt->salt_iter >> 12) & 0x3f);
177   salt_iter[3] = int_to_itoa64 ((salt->salt_iter >> 18) & 0x3f);
178   salt_iter[4] = 0;
179 
180   // encode salt
181 
182   char ptr_salt[5];
183 
184   ptr_salt[0] = int_to_itoa64 ((salt->salt_buf[0]      ) & 0x3f);
185   ptr_salt[1] = int_to_itoa64 ((salt->salt_buf[0] >>  6) & 0x3f);
186   ptr_salt[2] = int_to_itoa64 ((salt->salt_buf[0] >> 12) & 0x3f);
187   ptr_salt[3] = int_to_itoa64 ((salt->salt_buf[0] >> 18) & 0x3f);
188   ptr_salt[4] = 0;
189 
190   // encode digest
191 
192   u32 tmp[2];
193 
194   tmp[0] = rotl32 (digest[0], 31);
195   tmp[1] = rotl32 (digest[1], 31);
196 
197   DES_FP (tmp[1], tmp[0]);
198 
199   char ptr_plain[12];
200 
201   base64_encode (int_to_itoa64, (const u8 *) tmp, 8, (u8 *) ptr_plain);
202 
203   ptr_plain[11] = 0;
204 
205   // fill the resulting buffer
206 
207   const int line_len = snprintf (line_buf, line_size, "_%s%s%s", salt_iter, ptr_salt, ptr_plain);
208 
209   return line_len;
210 }
211 
module_init(module_ctx_t * module_ctx)212 void module_init (module_ctx_t *module_ctx)
213 {
214   module_ctx->module_context_size             = MODULE_CONTEXT_SIZE_CURRENT;
215   module_ctx->module_interface_version        = MODULE_INTERFACE_VERSION_CURRENT;
216 
217   module_ctx->module_attack_exec              = module_attack_exec;
218   module_ctx->module_benchmark_esalt          = MODULE_DEFAULT;
219   module_ctx->module_benchmark_hook_salt      = MODULE_DEFAULT;
220   module_ctx->module_benchmark_mask           = MODULE_DEFAULT;
221   module_ctx->module_benchmark_salt           = MODULE_DEFAULT;
222   module_ctx->module_build_plain_postprocess  = MODULE_DEFAULT;
223   module_ctx->module_deep_comp_kernel         = MODULE_DEFAULT;
224   module_ctx->module_deprecated_notice        = MODULE_DEFAULT;
225   module_ctx->module_dgst_pos0                = module_dgst_pos0;
226   module_ctx->module_dgst_pos1                = module_dgst_pos1;
227   module_ctx->module_dgst_pos2                = module_dgst_pos2;
228   module_ctx->module_dgst_pos3                = module_dgst_pos3;
229   module_ctx->module_dgst_size                = module_dgst_size;
230   module_ctx->module_dictstat_disable         = MODULE_DEFAULT;
231   module_ctx->module_esalt_size               = MODULE_DEFAULT;
232   module_ctx->module_extra_buffer_size        = MODULE_DEFAULT;
233   module_ctx->module_extra_tmp_size           = MODULE_DEFAULT;
234   module_ctx->module_extra_tuningdb_block     = MODULE_DEFAULT;
235   module_ctx->module_forced_outfile_format    = MODULE_DEFAULT;
236   module_ctx->module_hash_binary_count        = MODULE_DEFAULT;
237   module_ctx->module_hash_binary_parse        = MODULE_DEFAULT;
238   module_ctx->module_hash_binary_save         = MODULE_DEFAULT;
239   module_ctx->module_hash_decode_potfile      = MODULE_DEFAULT;
240   module_ctx->module_hash_decode_zero_hash    = MODULE_DEFAULT;
241   module_ctx->module_hash_decode              = module_hash_decode;
242   module_ctx->module_hash_encode_status       = MODULE_DEFAULT;
243   module_ctx->module_hash_encode_potfile      = MODULE_DEFAULT;
244   module_ctx->module_hash_encode              = module_hash_encode;
245   module_ctx->module_hash_init_selftest       = MODULE_DEFAULT;
246   module_ctx->module_hash_mode                = MODULE_DEFAULT;
247   module_ctx->module_hash_category            = module_hash_category;
248   module_ctx->module_hash_name                = module_hash_name;
249   module_ctx->module_hashes_count_min         = MODULE_DEFAULT;
250   module_ctx->module_hashes_count_max         = MODULE_DEFAULT;
251   module_ctx->module_hlfmt_disable            = MODULE_DEFAULT;
252   module_ctx->module_hook_extra_param_size    = MODULE_DEFAULT;
253   module_ctx->module_hook_extra_param_init    = MODULE_DEFAULT;
254   module_ctx->module_hook_extra_param_term    = MODULE_DEFAULT;
255   module_ctx->module_hook12                   = MODULE_DEFAULT;
256   module_ctx->module_hook23                   = MODULE_DEFAULT;
257   module_ctx->module_hook_salt_size           = MODULE_DEFAULT;
258   module_ctx->module_hook_size                = MODULE_DEFAULT;
259   module_ctx->module_jit_build_options        = module_jit_build_options;
260   module_ctx->module_jit_cache_disable        = MODULE_DEFAULT;
261   module_ctx->module_kernel_accel_max         = MODULE_DEFAULT;
262   module_ctx->module_kernel_accel_min         = MODULE_DEFAULT;
263   module_ctx->module_kernel_loops_max         = MODULE_DEFAULT;
264   module_ctx->module_kernel_loops_min         = MODULE_DEFAULT;
265   module_ctx->module_kernel_threads_max       = MODULE_DEFAULT;
266   module_ctx->module_kernel_threads_min       = MODULE_DEFAULT;
267   module_ctx->module_kern_type                = module_kern_type;
268   module_ctx->module_kern_type_dynamic        = MODULE_DEFAULT;
269   module_ctx->module_opti_type                = module_opti_type;
270   module_ctx->module_opts_type                = module_opts_type;
271   module_ctx->module_outfile_check_disable    = MODULE_DEFAULT;
272   module_ctx->module_outfile_check_nocomp     = MODULE_DEFAULT;
273   module_ctx->module_potfile_custom_check     = MODULE_DEFAULT;
274   module_ctx->module_potfile_disable          = MODULE_DEFAULT;
275   module_ctx->module_potfile_keep_all_hashes  = MODULE_DEFAULT;
276   module_ctx->module_pwdump_column            = MODULE_DEFAULT;
277   module_ctx->module_pw_max                   = module_pw_max;
278   module_ctx->module_pw_min                   = MODULE_DEFAULT;
279   module_ctx->module_salt_max                 = MODULE_DEFAULT;
280   module_ctx->module_salt_min                 = MODULE_DEFAULT;
281   module_ctx->module_salt_type                = module_salt_type;
282   module_ctx->module_separator                = MODULE_DEFAULT;
283   module_ctx->module_st_hash                  = module_st_hash;
284   module_ctx->module_st_pass                  = module_st_pass;
285   module_ctx->module_tmp_size                 = module_tmp_size;
286   module_ctx->module_unstable_warning         = MODULE_DEFAULT;
287   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
288 }
289