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/*
david:
module used to check for a valid oracle SID
ORCL and XE are a good start, but you should
find a big list on the Internet
*/
#include "hydra-mod.h"
#ifndef LIBOPENSSL
#include <stdio.h>
void dummy_oracle_sid() { printf("\n"); }
#else
#include <openssl/des.h>
#define HASHSIZE 16
extern hydra_option hydra_options;
extern char *HYDRA_EXIT;
char *buf;
unsigned char *hash;
int32_t start_oracle_sid(int32_t s, char *ip, int32_t port, unsigned char options, char *miscptr, FILE *fp) {
/*
PP is the packet length
XX is the length of connect data
PP + tns_packet_begin + XX + tns_packet_end
*/
unsigned char tns_packet_begin[22] = {"\x00\x00\x01\x00\x00\x00\x01\x36\x01\x2c\x00\x00\x08\x00\x7f\xff\x86\x0e"
"\x00\x00\x01\x00"};
unsigned char tns_packet_end[32] = {"\x00\x3a\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x09\x94\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00"};
char *empty = "";
char *login;
char connect_string[200];
char buffer2[260];
int32_t siz = 0;
memset(connect_string, 0, sizeof(connect_string));
memset(buffer2, 0, sizeof(buffer2));
if (strlen(login = hydra_get_next_login()) == 0)
login = empty;
snprintf(connect_string, sizeof(connect_string),
"(DESCRIPTION=(CONNECT_DATA=(SID=%s)(CID=(PROGRAM=)(HOST=__jdbc__)("
"USER=)))(ADDRESS=(PROTOCOL=tcp)(HOST=%s)(PORT=%d)))",
login, hydra_address2string(ip), port);
siz = 2 + sizeof(tns_packet_begin) + 2 + sizeof(tns_packet_end) + strlen(connect_string);
if (siz > 255) {
buffer2[0] = 1;
buffer2[1] = siz - 256;
} else {
buffer2[1] = siz;
}
memcpy(buffer2 + 2, (char *)tns_packet_begin, sizeof(tns_packet_begin));
siz = strlen(connect_string);
if (siz > 255) {
buffer2[2 + sizeof(tns_packet_begin)] = 1;
buffer2[1 + 2 + sizeof(tns_packet_begin)] = siz - 256;
} else {
buffer2[1 + 2 + sizeof(tns_packet_begin)] = siz;
}
memcpy(buffer2 + 2 + sizeof(tns_packet_begin) + 2, (char *)tns_packet_end, sizeof(tns_packet_end));
memcpy(buffer2 + 2 + sizeof(tns_packet_begin) + 2 + sizeof(tns_packet_end), connect_string, strlen(connect_string));
if (hydra_send(s, buffer2, 2 + sizeof(tns_packet_begin) + 2 + sizeof(tns_packet_end) + strlen(connect_string), 0) < 0) {
return 1;
}
if ((buf = hydra_receive_line(s)) == NULL)
return 1;
// if no error reported. it should be a resend packet type 00 08 00 00 0b 00
// 00 00, 4 is refuse
if ((strstr(buf, "ERR=") == NULL) && (buf[4] != 4)) {
hydra_report_found_host(port, ip, "oracle-sid", fp);
hydra_completed_pair_found();
} else
hydra_completed_pair();
free(buf);
if (memcmp(hydra_get_next_pair(), &HYDRA_EXIT, sizeof(HYDRA_EXIT)) == 0)
return 3;
return 1;
}
void service_oracle_sid(char *ip, int32_t sp, unsigned char options, char *miscptr, FILE *fp, int32_t port, char *hostname) {
int32_t run = 1, next_run = 1, sock = -1;
int32_t myport = PORT_ORACLE, mysslport = PORT_ORACLE_SSL;
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);
// usleepn(300);
if ((options & OPTION_SSL) == 0) {
if (port != 0)
myport = port;
sock = hydra_connect_tcp(ip, myport);
port = myport;
} else {
if (port != 0)
mysslport = port;
sock = hydra_connect_ssl(ip, mysslport, hostname);
port = mysslport;
}
if (sock < 0) {
hydra_report(stderr, "[ERROR] Child with pid %d terminating, can not connect\n", (int32_t)getpid());
hydra_child_exit(1);
}
/* run the cracking function */
next_run = start_oracle_sid(sock, ip, port, options, miscptr, fp);
if (next_run == 1 && hydra_options.conwait)
sleep(hydra_options.conwait);
break;
case 3: /* clean exit */
if (sock >= 0)
sock = hydra_disconnect(sock);
hydra_child_exit(0);
return;
case 4:
if (sock >= 0)
sock = hydra_disconnect(sock);
hydra_child_exit(2);
return;
default:
hydra_report(stderr, "[ERROR] Caught unknown return code, exiting!\n");
hydra_child_exit(0);
}
run = next_run;
}
}
int32_t service_oracle_sid_init(char *ip, int32_t sp, unsigned char options, char *miscptr, FILE *fp, int32_t port, char *hostname) {
// 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;
}
#endif
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