mirror of
https://github.com/hashcat/hashcat.git
synced 2024-11-15 20:39:17 +00:00
476 lines
12 KiB
C
476 lines
12 KiB
C
/**
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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 "memory.h"
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#include "event.h"
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#include "logfile.h"
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#include "shared.h"
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#include "folder.h"
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#include "rp.h"
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#include "wordlist.h"
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#include "straight.h"
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static int straight_ctx_add_wl (hashcat_ctx_t *hashcat_ctx, const char *dict)
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{
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if (hc_path_has_bom (dict) == true)
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{
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event_log_error (hashcat_ctx, "%s: Byte Order Mark (BOM) was detected", dict);
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return -1;
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}
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straight_ctx_t *straight_ctx = hashcat_ctx->straight_ctx;
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if (straight_ctx->dicts_avail == straight_ctx->dicts_cnt)
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{
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straight_ctx->dicts = (char **) hcrealloc (straight_ctx->dicts, straight_ctx->dicts_avail * sizeof (char *), INCR_DICTS * sizeof (char *));
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straight_ctx->dicts_avail += INCR_DICTS;
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}
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straight_ctx->dicts[straight_ctx->dicts_cnt] = hcstrdup (dict);
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straight_ctx->dicts_cnt++;
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return 0;
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}
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int straight_ctx_update_loop (hashcat_ctx_t *hashcat_ctx)
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{
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combinator_ctx_t *combinator_ctx = hashcat_ctx->combinator_ctx;
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induct_ctx_t *induct_ctx = hashcat_ctx->induct_ctx;
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logfile_ctx_t *logfile_ctx = hashcat_ctx->logfile_ctx;
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mask_ctx_t *mask_ctx = hashcat_ctx->mask_ctx;
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status_ctx_t *status_ctx = hashcat_ctx->status_ctx;
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straight_ctx_t *straight_ctx = hashcat_ctx->straight_ctx;
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user_options_extra_t *user_options_extra = hashcat_ctx->user_options_extra;
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user_options_t *user_options = hashcat_ctx->user_options;
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if (user_options->attack_mode == ATTACK_MODE_STRAIGHT)
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{
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if (user_options_extra->wordlist_mode == WL_MODE_FILE)
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{
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if (induct_ctx->induction_dictionaries_cnt)
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{
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straight_ctx->dict = induct_ctx->induction_dictionaries[induct_ctx->induction_dictionaries_pos];
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}
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else
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{
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straight_ctx->dict = straight_ctx->dicts[straight_ctx->dicts_pos];
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}
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logfile_sub_string (straight_ctx->dict);
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for (u32 i = 0; i < user_options->rp_files_cnt; i++)
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{
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logfile_sub_var_string ("rulefile", user_options->rp_files[i]);
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}
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FILE *fd = fopen (straight_ctx->dict, "rb");
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if (fd == NULL)
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{
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event_log_error (hashcat_ctx, "%s: %s", straight_ctx->dict, strerror (errno));
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return -1;
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}
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const int rc = count_words (hashcat_ctx, fd, straight_ctx->dict, &status_ctx->words_cnt);
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fclose (fd);
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if (rc == -1)
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{
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event_log_error (hashcat_ctx, "Integer overflow detected in keyspace of wordlist: %s", straight_ctx->dict);
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return -1;
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}
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if (status_ctx->words_cnt == 0)
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{
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logfile_sub_msg ("STOP");
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return 0;
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}
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}
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}
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else if (user_options->attack_mode == ATTACK_MODE_COMBI)
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{
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logfile_sub_string (combinator_ctx->dict1);
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logfile_sub_string (combinator_ctx->dict2);
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if (combinator_ctx->combs_mode == COMBINATOR_MODE_BASE_LEFT)
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{
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FILE *fd = fopen (combinator_ctx->dict1, "rb");
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if (fd == NULL)
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{
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event_log_error (hashcat_ctx, "%s: %s", combinator_ctx->dict1, strerror (errno));
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return -1;
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}
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const int rc = count_words (hashcat_ctx, fd, combinator_ctx->dict1, &status_ctx->words_cnt);
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fclose (fd);
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if (rc == -1)
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{
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event_log_error (hashcat_ctx, "Integer overflow detected in keyspace of wordlist: %s", combinator_ctx->dict1);
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return -1;
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}
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}
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else if (combinator_ctx->combs_mode == COMBINATOR_MODE_BASE_RIGHT)
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{
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FILE *fd = fopen (combinator_ctx->dict2, "rb");
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if (fd == NULL)
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{
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event_log_error (hashcat_ctx, "%s: %s", combinator_ctx->dict2, strerror (errno));
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return -1;
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}
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const int rc = count_words (hashcat_ctx, fd, combinator_ctx->dict2, &status_ctx->words_cnt);
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fclose (fd);
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if (rc == -1)
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{
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event_log_error (hashcat_ctx, "Integer overflow detected in keyspace of wordlist: %s", combinator_ctx->dict2);
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return -1;
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}
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}
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if (status_ctx->words_cnt == 0)
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{
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logfile_sub_msg ("STOP");
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return 0;
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}
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}
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else if (user_options->attack_mode == ATTACK_MODE_BF)
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{
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logfile_sub_string (mask_ctx->mask);
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}
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else if ((user_options->attack_mode == ATTACK_MODE_HYBRID1) || (user_options->attack_mode == ATTACK_MODE_HYBRID2))
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{
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if (induct_ctx->induction_dictionaries_cnt)
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{
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straight_ctx->dict = induct_ctx->induction_dictionaries[induct_ctx->induction_dictionaries_pos];
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}
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else
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{
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straight_ctx->dict = straight_ctx->dicts[straight_ctx->dicts_pos];
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}
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logfile_sub_string (straight_ctx->dict);
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logfile_sub_string (mask_ctx->mask);
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FILE *fd = fopen (straight_ctx->dict, "rb");
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if (fd == NULL)
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{
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event_log_error (hashcat_ctx, "%s: %s", straight_ctx->dict, strerror (errno));
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return -1;
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}
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const int rc = count_words (hashcat_ctx, fd, straight_ctx->dict, &status_ctx->words_cnt);
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fclose (fd);
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if (rc == -1)
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{
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event_log_error (hashcat_ctx, "Integer overflow detected in keyspace of wordlist: %s", straight_ctx->dict);
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return -1;
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}
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if (status_ctx->words_cnt == 0)
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{
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logfile_sub_msg ("STOP");
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return 0;
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}
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}
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return 0;
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}
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int straight_ctx_init (hashcat_ctx_t *hashcat_ctx)
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{
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straight_ctx_t *straight_ctx = hashcat_ctx->straight_ctx;
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user_options_extra_t *user_options_extra = hashcat_ctx->user_options_extra;
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user_options_t *user_options = hashcat_ctx->user_options;
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straight_ctx->enabled = false;
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if (user_options->example_hashes == true) return 0;
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if (user_options->left == true) return 0;
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if (user_options->opencl_info == true) return 0;
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if (user_options->show == true) return 0;
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if (user_options->usage == true) return 0;
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if (user_options->version == true) return 0;
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if (user_options->attack_mode == ATTACK_MODE_BF) return 0;
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straight_ctx->enabled = true;
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/**
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* generate NOP rules
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*/
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if ((user_options->rp_files_cnt == 0) && (user_options->rp_gen == 0))
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{
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straight_ctx->kernel_rules_buf = (kernel_rule_t *) hcmalloc (sizeof (kernel_rule_t));
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straight_ctx->kernel_rules_buf[0].cmds[0] = RULE_OP_MANGLE_NOOP;
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straight_ctx->kernel_rules_cnt = 1;
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}
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else
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{
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if (user_options->rp_files_cnt)
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{
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const int rc_kernel_load = kernel_rules_load (hashcat_ctx, &straight_ctx->kernel_rules_buf, &straight_ctx->kernel_rules_cnt);
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if (rc_kernel_load == -1) return -1;
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}
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else if (user_options->rp_gen)
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{
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const int rc_kernel_generate = kernel_rules_generate (hashcat_ctx, &straight_ctx->kernel_rules_buf, &straight_ctx->kernel_rules_cnt);
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if (rc_kernel_generate == -1) return -1;
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}
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}
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/**
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* wordlist based work
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*/
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if (user_options->attack_mode == ATTACK_MODE_STRAIGHT)
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{
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if (user_options_extra->wordlist_mode == WL_MODE_FILE)
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{
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for (int i = 0; i < user_options_extra->hc_workc; i++)
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{
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char *l0_filename = user_options_extra->hc_workv[i];
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// at this point we already verified the path actually exist and is readable
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if (hc_path_is_directory (l0_filename) == true)
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{
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char **dictionary_files;
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dictionary_files = scan_directory (l0_filename);
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if (dictionary_files != NULL)
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{
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qsort (dictionary_files, (size_t) count_dictionaries (dictionary_files), sizeof (char *), sort_by_stringptr);
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for (int d = 0; dictionary_files[d] != NULL; d++)
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{
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char *l1_filename = dictionary_files[d];
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if (hc_path_read (l1_filename) == false)
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{
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event_log_error (hashcat_ctx, "%s: %s", l1_filename, strerror (errno));
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hcfree (dictionary_files);
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return -1;
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}
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if (hc_path_is_file (l1_filename) == true)
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{
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const int rc = straight_ctx_add_wl (hashcat_ctx, l1_filename);
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if (rc == -1)
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{
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hcfree (dictionary_files);
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return -1;
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}
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}
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}
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}
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hcfree (dictionary_files);
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}
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else
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{
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const int rc = straight_ctx_add_wl (hashcat_ctx, l0_filename);
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if (rc == -1) return -1;
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}
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}
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if (straight_ctx->dicts_cnt == 0)
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{
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event_log_error (hashcat_ctx, "No usable dictionary file found.");
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return -1;
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}
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}
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}
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else if (user_options->attack_mode == ATTACK_MODE_COMBI)
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{
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}
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else if (user_options->attack_mode == ATTACK_MODE_BF)
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{
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}
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else if (user_options->attack_mode == ATTACK_MODE_HYBRID1)
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{
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for (int i = 0; i < user_options_extra->hc_workc - 1; i++)
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{
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char *l0_filename = user_options_extra->hc_workv[i];
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// at this point we already verified the path actually exist and is readable
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if (hc_path_is_directory (l0_filename) == true)
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{
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char **dictionary_files;
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dictionary_files = scan_directory (l0_filename);
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if (dictionary_files != NULL)
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{
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qsort (dictionary_files, (size_t) count_dictionaries (dictionary_files), sizeof (char *), sort_by_stringptr);
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for (int d = 0; dictionary_files[d] != NULL; d++)
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{
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char *l1_filename = dictionary_files[d];
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if (hc_path_read (l1_filename) == false)
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{
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event_log_error (hashcat_ctx, "%s: %s", l1_filename, strerror (errno));
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hcfree (dictionary_files);
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return -1;
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}
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if (hc_path_is_file (l1_filename) == true)
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{
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const int rc = straight_ctx_add_wl (hashcat_ctx, l1_filename);
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if (rc == -1)
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{
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hcfree (dictionary_files);
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return -1;
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}
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}
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}
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}
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hcfree (dictionary_files);
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}
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else
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{
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const int rc = straight_ctx_add_wl (hashcat_ctx, l0_filename);
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if (rc == -1) return -1;
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}
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}
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if (straight_ctx->dicts_cnt == 0)
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{
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event_log_error (hashcat_ctx, "No usable dictionary file found.");
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return -1;
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}
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}
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else if (user_options->attack_mode == ATTACK_MODE_HYBRID2)
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{
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for (int i = 1; i < user_options_extra->hc_workc; i++)
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{
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char *l0_filename = user_options_extra->hc_workv[i];
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// at this point we already verified the path actually exist and is readable
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if (hc_path_is_directory (l0_filename) == true)
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{
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char **dictionary_files;
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dictionary_files = scan_directory (l0_filename);
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if (dictionary_files != NULL)
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{
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qsort (dictionary_files, (size_t) count_dictionaries (dictionary_files), sizeof (char *), sort_by_stringptr);
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for (int d = 0; dictionary_files[d] != NULL; d++)
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{
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char *l1_filename = dictionary_files[d];
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if (hc_path_read (l1_filename) == false)
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{
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event_log_error (hashcat_ctx, "%s: %s", l1_filename, strerror (errno));
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hcfree (dictionary_files);
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return -1;
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}
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if (hc_path_is_file (l1_filename) == true)
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{
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const int rc = straight_ctx_add_wl (hashcat_ctx, l1_filename);
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if (rc == -1)
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{
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hcfree (dictionary_files);
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return -1;
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}
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}
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}
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}
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hcfree (dictionary_files);
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}
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else
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{
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const int rc = straight_ctx_add_wl (hashcat_ctx, l0_filename);
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if (rc == -1) return -1;
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}
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}
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if (straight_ctx->dicts_cnt == 0)
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{
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event_log_error (hashcat_ctx, "No usable dictionary file found.");
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return -1;
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}
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}
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return 0;
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}
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void straight_ctx_destroy (hashcat_ctx_t *hashcat_ctx)
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{
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straight_ctx_t *straight_ctx = hashcat_ctx->straight_ctx;
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if (straight_ctx->enabled == false) return;
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for (u32 dict_pos = 0; dict_pos < straight_ctx->dicts_cnt; dict_pos++)
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{
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hcfree (straight_ctx->dicts[dict_pos]);
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}
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hcfree (straight_ctx->dicts);
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hcfree (straight_ctx->kernel_rules_buf);
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memset (straight_ctx, 0, sizeof (straight_ctx_t));
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}
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