mirror of
https://github.com/vanhauser-thc/thc-hydra.git
synced 2025-03-12 04:36:23 -07:00
125 lines
3.5 KiB
C
125 lines
3.5 KiB
C
#include "hydra-mod.h"
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#define COMMAND "/bin/ls /"
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/*
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password is not used here, just try to find rsh accounts
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you should use -p ''
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no memleaks found on 110425
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*/
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extern char *HYDRA_EXIT;
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char *buf;
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int32_t start_rsh(int32_t s, char *ip, int32_t port, unsigned char options, char *miscptr, FILE * fp) {
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char *empty = "";
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char *login, buffer[300] = "", buffer2[100], *bptr = buffer2;
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int32_t ret;
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if (strlen(login = hydra_get_next_login()) == 0)
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login = empty;
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memset(buffer2, 0, sizeof(buffer2));
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bptr++;
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strcpy(bptr, login);
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bptr += 1 + strlen(login);
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strcpy(bptr, login);
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bptr += 1 + strlen(login);
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strcpy(bptr, COMMAND);
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if (hydra_send(s, buffer2, 4 + strlen(login) + strlen(login) + strlen(COMMAND), 0) < 0) {
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return 4;
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}
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buffer[0] = 0;
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if ((ret = hydra_recv(s, buffer, sizeof(buffer) - 1)) > 0)
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buffer[ret] = 0;
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else /* 0x00 is sent but hydra_recv transformed it */
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if ((ret = hydra_recv(s, buffer, sizeof(buffer) - 1)) > 0)
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buffer[ret] = 0;
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#ifdef HAVE_PCRE
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if (ret > 0 && (!hydra_string_match(buffer, "\\s(failure|incorrect|denied)"))) {
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#else
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if (ret > 0 && (strstr(buffer, "ailure") == NULL) && (strstr(buffer, "ncorrect") == NULL) && (strstr(buffer, "denied") == NULL)) {
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#endif
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hydra_report_found_host(port, ip, "rsh", fp);
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hydra_completed_pair_found();
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} else {
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hydra_completed_pair();
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}
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if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
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return 3;
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return 1;
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}
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void service_rsh(char *ip, int32_t sp, unsigned char options, char *miscptr, FILE * fp, int32_t port, char *hostname) {
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int32_t run = 1, next_run = 1, sock = -1;
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int32_t myport = PORT_RSH, mysslport = PORT_RSH_SSL;
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hydra_register_socket(sp);
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if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
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return;
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while (1) {
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next_run = 0;
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switch (run) {
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case 1: /* connect and service init function */
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{
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hydra_set_srcport(1023);
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if (sock >= 0)
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sock = hydra_disconnect(sock);
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// usleepn(275);
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if ((options & OPTION_SSL) == 0) {
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if (port != 0)
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myport = port;
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sock = hydra_connect_tcp(ip, myport);
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port = myport;
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} else {
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if (port != 0)
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mysslport = port;
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sock = hydra_connect_ssl(ip, mysslport, hostname);
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port = mysslport;
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}
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if (sock < 0) {
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hydra_report(stderr, "[ERROR] Child with pid %d terminating, can not connect\n", (int32_t) getpid());
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hydra_child_exit(1);
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}
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next_run = 2;
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break;
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}
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case 2: /* run the cracking function */
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next_run = start_rsh(sock, ip, port, options, miscptr, fp);
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break;
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case 3: /* clean exit */
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if (sock >= 0)
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sock = hydra_disconnect(sock);
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hydra_child_exit(0);
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return;
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default:
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hydra_report(stderr, "[ERROR] Caught unknown return code, exiting!\n");
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hydra_child_exit(0);
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}
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run = next_run;
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}
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}
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int32_t service_rsh_init(char *ip, int32_t sp, unsigned char options, char *miscptr, FILE * fp, int32_t port, char *hostname) {
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// called before the childrens are forked off, so this is the function
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// which should be filled if initial connections and service setup has to be
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// performed once only.
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//
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// fill if needed.
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//
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// return codes:
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// 0 all OK
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// -1 error, hydra will exit, so print a good error message here
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return 0;
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}
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