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_hash_sha512.h"
13 #include "memory.h"
14 
15 static const u32   ATTACK_EXEC    = ATTACK_EXEC_OUTSIDE_KERNEL;
16 static const u32   DGST_POS0      = 0;
17 static const u32   DGST_POS1      = 1;
18 static const u32   DGST_POS2      = 2;
19 static const u32   DGST_POS3      = 3;
20 static const u32   DGST_SIZE      = DGST_SIZE_8_8;
21 static const u32   HASH_CATEGORY  = HASH_CATEGORY_OS;
22 static const char *HASH_NAME      = "QNX /etc/shadow (SHA512)";
23 static const u64   KERN_TYPE      = 19200;
24 static const u32   OPTI_TYPE      = OPTI_TYPE_ZERO_BYTE
25                                   | OPTI_TYPE_USES_BITS_64;
26 static const u64   OPTS_TYPE      = OPTS_TYPE_PT_GENERATE_LE;
27 static const u32   SALT_TYPE      = SALT_TYPE_EMBEDDED;
28 static const char *ST_PASS        = "hashcat";
29 static const char *ST_HASH        = "@S@715df9e94c097805dd1e13c6a40f331d02ce589765a2100ec7435e76b978d5efc364ce10870780622cee003c9951bd92ec1020c924b124cfff7e0fa1f73e3672@2257314490293159";
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 qnx_sha512_tmp
47 {
48   sha512_ctx_t sha512_ctx;
49 
50   u32 sav; // to trigger sha512 bug
51 
52 } qnx_sha512_tmp_t;
53 
54 static const int ROUNDS_QNX = 1000;
55 
module_unstable_warning(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 hc_device_param_t * device_param)56 bool module_unstable_warning (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 hc_device_param_t *device_param)
57 {
58   if (device_param->opencl_platform_vendor_id == VENDOR_ID_APPLE)
59   {
60     // self-test failed
61     if ((device_param->opencl_device_vendor_id == VENDOR_ID_AMD) && (device_param->opencl_device_type & CL_DEVICE_TYPE_GPU))
62     {
63       return true;
64     }
65   }
66 
67   return false;
68 }
69 
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)70 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)
71 {
72   const u64 tmp_size = (const u64) sizeof (qnx_sha512_tmp_t);
73 
74   return tmp_size;
75 }
76 
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)77 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)
78 {
79   u64 *digest = (u64 *) digest_buf;
80 
81   token_t token;
82 
83   token.token_cnt  = 4;
84 
85   token.sep[0]     = '@';
86   token.len_min[0] = 0;
87   token.len_max[0] = 0;
88   token.attr[0]    = TOKEN_ATTR_VERIFY_LENGTH;
89 
90   token.sep[1]     = '@';
91   token.len_min[1] = 1;
92   token.len_max[1] = 8;
93   token.attr[1]    = TOKEN_ATTR_VERIFY_LENGTH;
94 
95   token.sep[2]     = '@';
96   token.len_min[2] = 32;
97   token.len_max[2] = 128;
98   token.attr[2]    = TOKEN_ATTR_VERIFY_LENGTH
99                    | TOKEN_ATTR_VERIFY_HEX;
100 
101   token.sep[3]     = '@';
102   token.len_min[3] = 8;
103   token.len_max[3] = 16;
104   token.attr[3]    = TOKEN_ATTR_VERIFY_LENGTH;
105 
106   const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
107 
108   if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
109 
110   // check hash type
111 
112   if (token.buf[1][0] != 'S') return (PARSER_SIGNATURE_UNMATCHED);
113 
114   // check iter
115 
116   u32 iter = ROUNDS_QNX;
117 
118   if (token.len[1] > 1)
119   {
120     if (token.buf[1][1] != ',') return (PARSER_SEPARATOR_UNMATCHED);
121 
122     iter = hc_strtoul ((const char *) token.buf[1] + 2, NULL, 10);
123   }
124 
125   // iter++; the additinal round is added in the init kernel
126 
127   salt->salt_iter = iter;
128 
129   // digest
130 
131   if (token.len[2] != 128) return (PARSER_HASH_LENGTH);
132 
133   digest[0] = hex_to_u64 ((const u8 *) token.buf[2] +   0);
134   digest[1] = hex_to_u64 ((const u8 *) token.buf[2] +  16);
135   digest[2] = hex_to_u64 ((const u8 *) token.buf[2] +  32);
136   digest[3] = hex_to_u64 ((const u8 *) token.buf[2] +  48);
137   digest[4] = hex_to_u64 ((const u8 *) token.buf[2] +  64);
138   digest[5] = hex_to_u64 ((const u8 *) token.buf[2] +  80);
139   digest[6] = hex_to_u64 ((const u8 *) token.buf[2] +  96);
140   digest[7] = hex_to_u64 ((const u8 *) token.buf[2] + 112);
141 
142   // salt
143 
144   if ((token.len[3] == 8) || (token.len[3] == 16))
145   {
146     memcpy (salt->salt_buf, token.buf[3], token.len[3]);
147 
148     salt->salt_len = token.len[3];
149   }
150   else
151   {
152     return (PARSER_SALT_LENGTH);
153   }
154 
155   return (PARSER_OK);
156 }
157 
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)158 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)
159 {
160   const u64 *digest = (const u64 *) digest_buf;
161 
162   int line_len = 0;
163 
164   const int iter = salt->salt_iter;
165 
166   if (iter == ROUNDS_QNX)
167   {
168     line_buf[line_len++] = '@';
169     line_buf[line_len++] = 'S';
170     line_buf[line_len++] = '@';
171   }
172   else
173   {
174     line_buf[line_len++] = '@';
175     line_buf[line_len++] = 'S';
176     line_buf[line_len++] = ',';
177 
178     line_len += snprintf (line_buf + line_len, line_size - line_len, "%d", iter);
179 
180     line_buf[line_len++] = '@';
181   }
182 
183   u64_to_hex (digest[0], (u8 *) line_buf + line_len); line_len += 16;
184   u64_to_hex (digest[1], (u8 *) line_buf + line_len); line_len += 16;
185   u64_to_hex (digest[2], (u8 *) line_buf + line_len); line_len += 16;
186   u64_to_hex (digest[3], (u8 *) line_buf + line_len); line_len += 16;
187   u64_to_hex (digest[4], (u8 *) line_buf + line_len); line_len += 16;
188   u64_to_hex (digest[5], (u8 *) line_buf + line_len); line_len += 16;
189   u64_to_hex (digest[6], (u8 *) line_buf + line_len); line_len += 16;
190   u64_to_hex (digest[7], (u8 *) line_buf + line_len); line_len += 16;
191 
192   line_buf[line_len++] = '@';
193 
194   memcpy (line_buf + line_len, salt->salt_buf, salt->salt_len);
195 
196   line_len += salt->salt_len;
197 
198   line_buf[line_len] = 0;
199 
200   return line_len;
201 }
202 
module_init(module_ctx_t * module_ctx)203 void module_init (module_ctx_t *module_ctx)
204 {
205   module_ctx->module_context_size             = MODULE_CONTEXT_SIZE_CURRENT;
206   module_ctx->module_interface_version        = MODULE_INTERFACE_VERSION_CURRENT;
207 
208   module_ctx->module_attack_exec              = module_attack_exec;
209   module_ctx->module_benchmark_esalt          = MODULE_DEFAULT;
210   module_ctx->module_benchmark_hook_salt      = MODULE_DEFAULT;
211   module_ctx->module_benchmark_mask           = MODULE_DEFAULT;
212   module_ctx->module_benchmark_salt           = MODULE_DEFAULT;
213   module_ctx->module_build_plain_postprocess  = MODULE_DEFAULT;
214   module_ctx->module_deep_comp_kernel         = MODULE_DEFAULT;
215   module_ctx->module_deprecated_notice        = MODULE_DEFAULT;
216   module_ctx->module_dgst_pos0                = module_dgst_pos0;
217   module_ctx->module_dgst_pos1                = module_dgst_pos1;
218   module_ctx->module_dgst_pos2                = module_dgst_pos2;
219   module_ctx->module_dgst_pos3                = module_dgst_pos3;
220   module_ctx->module_dgst_size                = module_dgst_size;
221   module_ctx->module_dictstat_disable         = MODULE_DEFAULT;
222   module_ctx->module_esalt_size               = MODULE_DEFAULT;
223   module_ctx->module_extra_buffer_size        = MODULE_DEFAULT;
224   module_ctx->module_extra_tmp_size           = MODULE_DEFAULT;
225   module_ctx->module_extra_tuningdb_block     = MODULE_DEFAULT;
226   module_ctx->module_forced_outfile_format    = MODULE_DEFAULT;
227   module_ctx->module_hash_binary_count        = MODULE_DEFAULT;
228   module_ctx->module_hash_binary_parse        = MODULE_DEFAULT;
229   module_ctx->module_hash_binary_save         = MODULE_DEFAULT;
230   module_ctx->module_hash_decode_potfile      = MODULE_DEFAULT;
231   module_ctx->module_hash_decode_zero_hash    = MODULE_DEFAULT;
232   module_ctx->module_hash_decode              = module_hash_decode;
233   module_ctx->module_hash_encode_status       = MODULE_DEFAULT;
234   module_ctx->module_hash_encode_potfile      = MODULE_DEFAULT;
235   module_ctx->module_hash_encode              = module_hash_encode;
236   module_ctx->module_hash_init_selftest       = MODULE_DEFAULT;
237   module_ctx->module_hash_mode                = MODULE_DEFAULT;
238   module_ctx->module_hash_category            = module_hash_category;
239   module_ctx->module_hash_name                = module_hash_name;
240   module_ctx->module_hashes_count_min         = MODULE_DEFAULT;
241   module_ctx->module_hashes_count_max         = MODULE_DEFAULT;
242   module_ctx->module_hlfmt_disable            = MODULE_DEFAULT;
243   module_ctx->module_hook_extra_param_size    = MODULE_DEFAULT;
244   module_ctx->module_hook_extra_param_init    = MODULE_DEFAULT;
245   module_ctx->module_hook_extra_param_term    = MODULE_DEFAULT;
246   module_ctx->module_hook12                   = MODULE_DEFAULT;
247   module_ctx->module_hook23                   = MODULE_DEFAULT;
248   module_ctx->module_hook_salt_size           = MODULE_DEFAULT;
249   module_ctx->module_hook_size                = MODULE_DEFAULT;
250   module_ctx->module_jit_build_options        = MODULE_DEFAULT;
251   module_ctx->module_jit_cache_disable        = MODULE_DEFAULT;
252   module_ctx->module_kernel_accel_max         = MODULE_DEFAULT;
253   module_ctx->module_kernel_accel_min         = MODULE_DEFAULT;
254   module_ctx->module_kernel_loops_max         = MODULE_DEFAULT;
255   module_ctx->module_kernel_loops_min         = MODULE_DEFAULT;
256   module_ctx->module_kernel_threads_max       = MODULE_DEFAULT;
257   module_ctx->module_kernel_threads_min       = MODULE_DEFAULT;
258   module_ctx->module_kern_type                = module_kern_type;
259   module_ctx->module_kern_type_dynamic        = MODULE_DEFAULT;
260   module_ctx->module_opti_type                = module_opti_type;
261   module_ctx->module_opts_type                = module_opts_type;
262   module_ctx->module_outfile_check_disable    = MODULE_DEFAULT;
263   module_ctx->module_outfile_check_nocomp     = MODULE_DEFAULT;
264   module_ctx->module_potfile_custom_check     = MODULE_DEFAULT;
265   module_ctx->module_potfile_disable          = MODULE_DEFAULT;
266   module_ctx->module_potfile_keep_all_hashes  = MODULE_DEFAULT;
267   module_ctx->module_pwdump_column            = MODULE_DEFAULT;
268   module_ctx->module_pw_max                   = MODULE_DEFAULT;
269   module_ctx->module_pw_min                   = MODULE_DEFAULT;
270   module_ctx->module_salt_max                 = MODULE_DEFAULT;
271   module_ctx->module_salt_min                 = MODULE_DEFAULT;
272   module_ctx->module_salt_type                = module_salt_type;
273   module_ctx->module_separator                = MODULE_DEFAULT;
274   module_ctx->module_st_hash                  = module_st_hash;
275   module_ctx->module_st_pass                  = module_st_pass;
276   module_ctx->module_tmp_size                 = module_tmp_size;
277   module_ctx->module_unstable_warning         = module_unstable_warning;
278   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
279 }
280