Add new module

hydra-rtsp.c

@@ -0,0 +1,243 @@
+//
+//  hydra-rtsp.c
+//  hydra-rtsp
+//
+//  Created by Javier Sánchez on 18/04/15.
+//
+//
+
+#include <stdio.h>
+#include "hydra-mod.h"
+#include <string.h>
+#include "sasl.h"
+
+extern char *HYDRA_EXIT;
+char *buf;
+char packet[500];
+char packet2[500];
+
+int is_Unauthorized(char *s) {
+
+  if (strstr(s, "401 Unauthorized") != NULL) {
+    return 1;
+  } else {
+    return 0;
+  }
+}
+
+int is_NotFound(char *s) {
+
+  if (strstr(s, "404 Stream Not Found") != NULL) {
+    return 1;
+  } else {
+    return 0;
+  }
+}
+
+int is_Authorized(char *s) {
+
+  if (strstr(s, "200 OK") != NULL) {
+    return 1;
+  } else {
+    return 0;
+  }
+}
+
+int use_Basic_Auth(char *s) {
+
+  if (strstr(s, "WWW-Authenticate: Basic") != NULL) {
+    return 1;
+  } else {
+    return 0;
+  }
+}
+
+int use_Digest_Auth(char *s) {
+
+  if (strstr(s, "WWW-Authenticate: Digest") != NULL) {
+    return 1;
+  } else {
+    return 0;
+  }
+}
+
+
+
+void create_core_packet(int control, char *ip, int port) {
+
+  char buffer[500];
+  char *target = hydra_address2string(ip);
+
+  if (control == 0) {
+    if (strlen(packet) <= 0) {
+      sprintf(packet, "DESCRIBE rtsp://%.260s:%i RTSP/1.0\r\nCSeq: 2\r\n\r\n", target, port);
+    }
+  } else {
+    if (strlen(packet2) <= 0) {
+      sprintf(packet2, "DESCRIBE rtsp://%.260s:%i RTSP/1.0\r\nCSeq: 3\r\n", target, port);
+    }
+  }
+}
+int start_rtsp(int s, char *ip, int port, unsigned char options, char *miscptr, FILE * fp) {
+  char *empty = "";
+  char *login, *pass, buffer[500], buffer2[500];
+
+  char *lresp;
+
+  if (strlen(login = hydra_get_next_login()) == 0)
+    login = empty;
+  if (strlen(pass = hydra_get_next_password()) == 0)
+    pass = empty;
+
+  create_core_packet(0, ip, port);
+
+  if (hydra_send(s, packet, strlen(packet), 0) < 0) {
+    return 1;
+  }
+  lresp = hydra_receive_line(s);
+
+  if (lresp == NULL) {
+    fprintf(stderr, "[ERROR] no server reply");
+    return 1;
+  }
+
+  if (is_NotFound(lresp)) {
+    printf("[INFO] Server does not need credentials\n");
+    hydra_completed_pair_found();
+    if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0) {
+      return 3;
+    }
+    return 1;
+  } else {
+
+    create_core_packet(1, ip, port);
+
+    if (use_Basic_Auth(lresp) == 1) {
+
+      sprintf(buffer2, "%.260s:%.260s", login, pass);
+      hydra_tobase64((unsigned char *) buffer2, strlen(buffer2), sizeof(buffer2));
+
+      sprintf(buffer, "%sAuthorization: : Basic %s\r\n\r\n", packet2, buffer2);
+
+      if (debug) {
+        hydra_report(stderr, "C:%s\n", buffer);
+      }
+    }
+
+    if (use_Digest_Auth(lresp) == 1) {
+      char *dbuf;
+      char dbuffer[500] = "";
+      char aux[500] = "";
+
+      char *pbuffer = hydra_strcasestr(lresp, "WWW-Authenticate: Digest ");
+
+      strncpy(aux, pbuffer + strlen("WWW-Authenticate: Digest "), sizeof(buffer));
+      aux[sizeof(aux) - 1] = '\0';
+#ifdef LIBOPENSSL
+      sasl_digest_md5(dbuf, login, pass, aux, miscptr, "rtsp", hydra_address2string(ip), port, "");
+#else
+      printf("[ERROR] Digest auth required but compiled without OpenSSL/MD5 support\n");
+      return 3;
+#endif
+
+      if (dbuf == NULL) {
+        fprintf(stderr, "[ERROR] digest generation failed\n");
+        return 3;
+      }
+      sprintf(buffer, "%sAuthorization: Digest %s\r\n\r\n", packet2, dbuf);
+
+      if (debug) {
+        hydra_report(stderr, "C:%s\n", buffer);
+      }
+    }
+
+    if (hydra_send(s, buffer, strlen(buffer), 0) < 0) {
+      return 1;
+    }
+
+    lresp = NULL;
+
+    lresp = hydra_receive_line(s);
+
+    if ((is_NotFound(lresp))) {
+
+      hydra_completed_pair_found();
+
+      if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0) {
+        return 3;
+      }
+      return 1;
+
+
+    }
+    hydra_completed_pair();
+  }
+
+  if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
+    return 3;
+
+//not rechead
+  return 2;
+}
+
+void service_rtsp(char *ip, int sp, unsigned char options, char *miscptr, FILE * fp, int port) {
+  int run = 1, next_run = 1, sock = -1;
+  int myport = PORT_RTSP, mysslport = PORT_RTSP_SSL;
+  char *ptr, *ptr2;
+
+  hydra_register_socket(sp);
+
+  if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
+    return;
+
+  while (1) {
+
+    switch (run) {
+    case 1:                    /* connect and service init function */
+      if (sock >= 0) {
+        sock = hydra_disconnect(sock);
+      }
+      if ((options & OPTION_SSL) == 0) {
+        if (port != 0) {
+          myport = port;
+        }
+        sock = hydra_connect_tcp(ip, myport);
+        port = myport;
+      }
+      if (sock < 0) {
+        if (verbose || debug)
+          hydra_report(stderr, "[ERROR] Child with pid %d terminating, can not connect\n", (int) getpid());
+        hydra_child_exit(1);
+      }
+
+      next_run = 2;
+      break;
+    case 2:                    /* run the cracking function */
+      next_run = start_rtsp(sock, ip, port, options, miscptr, fp);
+      break;
+    case 3:                    /* clean exit */
+      if (sock >= 0) {
+        sock = hydra_disconnect(sock);
+      }
+      hydra_child_exit(0);
+      break;
+    default:
+      hydra_report(stderr, "[ERROR] Caught unknown return code, exiting!\n");
+      hydra_child_exit(0);
+    }
+    run = next_run;
+  }
+}
+
+int service_rtsp_init(char *ip, int sp, unsigned char options, char *miscptr, FILE * fp, int port) {
+  // called before the childrens are forked off, so this is the function
+  // which should be filled if initial connections and service setup has to be
+  // performed once only.
+  //
+  // fill if needed.
+  //
+  // return codes:
+  //   0 all OK
+  //   -1  error, hydra will exit, so print a good error message here
+  return 0;
+}