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 
13 static const u32   ATTACK_EXEC    = ATTACK_EXEC_INSIDE_KERNEL;
14 static const u32   DGST_POS0      = 3;
15 static const u32   DGST_POS1      = 4;
16 static const u32   DGST_POS2      = 2;
17 static const u32   DGST_POS3      = 1;
18 static const u32   DGST_SIZE      = DGST_SIZE_4_5;
19 static const u32   HASH_CATEGORY  = HASH_CATEGORY_NETWORK_SERVER;
20 static const char *HASH_NAME      = "nsldaps, SSHA-1(Base64), Netscape LDAP SSHA";
21 static const u64   KERN_TYPE      = 110;
22 static const u32   OPTI_TYPE      = OPTI_TYPE_ZERO_BYTE
23                                   | OPTI_TYPE_PRECOMPUTE_INIT
24                                   | OPTI_TYPE_EARLY_SKIP
25                                   | OPTI_TYPE_NOT_ITERATED
26                                   | OPTI_TYPE_APPENDED_SALT
27                                   | OPTI_TYPE_RAW_HASH;
28 static const u64   OPTS_TYPE      = OPTS_TYPE_PT_GENERATE_BE
29                                   | OPTS_TYPE_ST_ADD80
30                                   | OPTS_TYPE_ST_ADDBITS15;
31 static const u32   SALT_TYPE      = SALT_TYPE_EMBEDDED;
32 static const char *ST_PASS        = "hashcat";
33 static const char *ST_HASH        = "{SSHA}FLzWcQqyle6Mo7NvrwXCMAmRzXQxNjYxMTYzNw==";
34 
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)35 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)36 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)37 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)38 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)39 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)40 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)41 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)42 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)43 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)44 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)45 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)46 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)47 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)48 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;         }
49 
50 static const char *SIGNATURE_SSHA1B64_lower = "{ssha}";
51 static const char *SIGNATURE_SSHA1B64_upper = "{SSHA}";
52 
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)53 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)
54 {
55   u32 *digest = (u32 *) digest_buf;
56 
57   token_t token;
58 
59   token.token_cnt  = 2;
60 
61   token.signatures_cnt    = 2;
62   token.signatures_buf[0] = SIGNATURE_SSHA1B64_lower;
63   token.signatures_buf[1] = SIGNATURE_SSHA1B64_upper;
64 
65   token.len[0]     = 6;
66   token.attr[0]    = TOKEN_ATTR_FIXED_LENGTH
67                    | TOKEN_ATTR_VERIFY_SIGNATURE;
68 
69   token.len_min[1] = (((20 + SALT_MIN) * 8) / 6) + 0;
70   token.len_max[1] = (((20 + SALT_MAX) * 8) / 6) + 3;
71   token.attr[1]    = TOKEN_ATTR_VERIFY_LENGTH
72                    | TOKEN_ATTR_VERIFY_BASE64A;
73 
74   const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
75 
76   if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
77 
78   const u8 *hashsalt_pos = token.buf[1];
79   const int hashsalt_len = token.len[1];
80 
81   u8 tmp_buf[512] = { 0 };
82 
83   const int tmp_len = base64_decode (base64_to_int, hashsalt_pos, hashsalt_len, tmp_buf);
84 
85   if (tmp_len < 20) return (PARSER_HASH_LENGTH);
86 
87   u8 *hash_pos = tmp_buf;
88 
89   memcpy (digest, hash_pos, 20);
90 
91   digest[0] = byte_swap_32 (digest[0]);
92   digest[1] = byte_swap_32 (digest[1]);
93   digest[2] = byte_swap_32 (digest[2]);
94   digest[3] = byte_swap_32 (digest[3]);
95   digest[4] = byte_swap_32 (digest[4]);
96 
97   if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL)
98   {
99     digest[0] -= SHA1M_A;
100     digest[1] -= SHA1M_B;
101     digest[2] -= SHA1M_C;
102     digest[3] -= SHA1M_D;
103     digest[4] -= SHA1M_E;
104   }
105 
106   // salt
107 
108   u8 *salt_pos = tmp_buf + 20;
109   int salt_len = tmp_len - 20;
110 
111   salt->salt_len = salt_len;
112 
113   memcpy (salt->salt_buf, salt_pos, salt_len);
114 
115   if (hashconfig->opts_type & OPTS_TYPE_ST_ADD80)
116   {
117     u8 *ptr = (u8 *) salt->salt_buf;
118 
119     ptr[salt_len] = 0x80;
120   }
121 
122   return (PARSER_OK);
123 }
124 
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)125 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)
126 {
127   const u32 *digest = (const u32 *) digest_buf;
128 
129   u32 tmp[5];
130 
131   tmp[0] = digest[0];
132   tmp[1] = digest[1];
133   tmp[2] = digest[2];
134   tmp[3] = digest[3];
135   tmp[4] = digest[4];
136 
137   if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL)
138   {
139     tmp[0] += SHA1M_A;
140     tmp[1] += SHA1M_B;
141     tmp[2] += SHA1M_C;
142     tmp[3] += SHA1M_D;
143     tmp[4] += SHA1M_E;
144   }
145 
146   tmp[0] = byte_swap_32 (tmp[0]);
147   tmp[1] = byte_swap_32 (tmp[1]);
148   tmp[2] = byte_swap_32 (tmp[2]);
149   tmp[3] = byte_swap_32 (tmp[3]);
150   tmp[4] = byte_swap_32 (tmp[4]);
151 
152   char tmp_buf[512];
153 
154   memcpy (tmp_buf, tmp, 20);
155   memcpy (tmp_buf + 20, salt->salt_buf, salt->salt_len);
156 
157   char ptr_plain[512] = { 0 };
158 
159   base64_encode (int_to_base64, (const u8 *) tmp_buf, 20 + salt->salt_len, (u8 *) ptr_plain);
160 
161   const int line_len = snprintf (line_buf, line_size, "{SSHA}%s", ptr_plain);
162 
163   return line_len;
164 }
165 
module_init(module_ctx_t * module_ctx)166 void module_init (module_ctx_t *module_ctx)
167 {
168   module_ctx->module_context_size             = MODULE_CONTEXT_SIZE_CURRENT;
169   module_ctx->module_interface_version        = MODULE_INTERFACE_VERSION_CURRENT;
170 
171   module_ctx->module_attack_exec              = module_attack_exec;
172   module_ctx->module_benchmark_esalt          = MODULE_DEFAULT;
173   module_ctx->module_benchmark_hook_salt      = MODULE_DEFAULT;
174   module_ctx->module_benchmark_mask           = MODULE_DEFAULT;
175   module_ctx->module_benchmark_salt           = MODULE_DEFAULT;
176   module_ctx->module_build_plain_postprocess  = MODULE_DEFAULT;
177   module_ctx->module_deep_comp_kernel         = MODULE_DEFAULT;
178   module_ctx->module_deprecated_notice        = MODULE_DEFAULT;
179   module_ctx->module_dgst_pos0                = module_dgst_pos0;
180   module_ctx->module_dgst_pos1                = module_dgst_pos1;
181   module_ctx->module_dgst_pos2                = module_dgst_pos2;
182   module_ctx->module_dgst_pos3                = module_dgst_pos3;
183   module_ctx->module_dgst_size                = module_dgst_size;
184   module_ctx->module_dictstat_disable         = MODULE_DEFAULT;
185   module_ctx->module_esalt_size               = MODULE_DEFAULT;
186   module_ctx->module_extra_buffer_size        = MODULE_DEFAULT;
187   module_ctx->module_extra_tmp_size           = MODULE_DEFAULT;
188   module_ctx->module_extra_tuningdb_block     = MODULE_DEFAULT;
189   module_ctx->module_forced_outfile_format    = MODULE_DEFAULT;
190   module_ctx->module_hash_binary_count        = MODULE_DEFAULT;
191   module_ctx->module_hash_binary_parse        = MODULE_DEFAULT;
192   module_ctx->module_hash_binary_save         = MODULE_DEFAULT;
193   module_ctx->module_hash_decode_potfile      = MODULE_DEFAULT;
194   module_ctx->module_hash_decode_zero_hash    = MODULE_DEFAULT;
195   module_ctx->module_hash_decode              = module_hash_decode;
196   module_ctx->module_hash_encode_status       = MODULE_DEFAULT;
197   module_ctx->module_hash_encode_potfile      = MODULE_DEFAULT;
198   module_ctx->module_hash_encode              = module_hash_encode;
199   module_ctx->module_hash_init_selftest       = MODULE_DEFAULT;
200   module_ctx->module_hash_mode                = MODULE_DEFAULT;
201   module_ctx->module_hash_category            = module_hash_category;
202   module_ctx->module_hash_name                = module_hash_name;
203   module_ctx->module_hashes_count_min         = MODULE_DEFAULT;
204   module_ctx->module_hashes_count_max         = MODULE_DEFAULT;
205   module_ctx->module_hlfmt_disable            = MODULE_DEFAULT;
206   module_ctx->module_hook_extra_param_size    = MODULE_DEFAULT;
207   module_ctx->module_hook_extra_param_init    = MODULE_DEFAULT;
208   module_ctx->module_hook_extra_param_term    = MODULE_DEFAULT;
209   module_ctx->module_hook12                   = MODULE_DEFAULT;
210   module_ctx->module_hook23                   = MODULE_DEFAULT;
211   module_ctx->module_hook_salt_size           = MODULE_DEFAULT;
212   module_ctx->module_hook_size                = MODULE_DEFAULT;
213   module_ctx->module_jit_build_options        = MODULE_DEFAULT;
214   module_ctx->module_jit_cache_disable        = MODULE_DEFAULT;
215   module_ctx->module_kernel_accel_max         = MODULE_DEFAULT;
216   module_ctx->module_kernel_accel_min         = MODULE_DEFAULT;
217   module_ctx->module_kernel_loops_max         = MODULE_DEFAULT;
218   module_ctx->module_kernel_loops_min         = MODULE_DEFAULT;
219   module_ctx->module_kernel_threads_max       = MODULE_DEFAULT;
220   module_ctx->module_kernel_threads_min       = MODULE_DEFAULT;
221   module_ctx->module_kern_type                = module_kern_type;
222   module_ctx->module_kern_type_dynamic        = MODULE_DEFAULT;
223   module_ctx->module_opti_type                = module_opti_type;
224   module_ctx->module_opts_type                = module_opts_type;
225   module_ctx->module_outfile_check_disable    = MODULE_DEFAULT;
226   module_ctx->module_outfile_check_nocomp     = MODULE_DEFAULT;
227   module_ctx->module_potfile_custom_check     = MODULE_DEFAULT;
228   module_ctx->module_potfile_disable          = MODULE_DEFAULT;
229   module_ctx->module_potfile_keep_all_hashes  = MODULE_DEFAULT;
230   module_ctx->module_pwdump_column            = MODULE_DEFAULT;
231   module_ctx->module_pw_max                   = MODULE_DEFAULT;
232   module_ctx->module_pw_min                   = MODULE_DEFAULT;
233   module_ctx->module_salt_max                 = MODULE_DEFAULT;
234   module_ctx->module_salt_min                 = MODULE_DEFAULT;
235   module_ctx->module_salt_type                = module_salt_type;
236   module_ctx->module_separator                = MODULE_DEFAULT;
237   module_ctx->module_st_hash                  = module_st_hash;
238   module_ctx->module_st_pass                  = module_st_pass;
239   module_ctx->module_tmp_size                 = MODULE_DEFAULT;
240   module_ctx->module_unstable_warning         = MODULE_DEFAULT;
241   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
242 }
243