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Packet generation and network based attacks with Scapy - SecDev.org

Packet generation and network based attacks with Scapy - SecDev.org

Packet generation and network based attacks with Scapy - SecDev.org

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NAT findingIntroduction<strong>Scapy</strong>Network discovery <strong>and</strong> <strong>attacks</strong>One shotsScanningTTL tricksDo a TCP traceroute or a UDP applicative tracerouteIf the target IP answers an ICMP time exceeded in transitbefore answering to the h<strong>and</strong>shake, there is a Destination NAT>>> traceroute("4.12.22.7",dport=443)Received 31 packets, got 30 answers, remaining 0 packets4.12.22.7:tcp4431 52.10.59.29 112 41.54.20.133 113 13.22.161.98 114 22.27.5.161 115 22.27.5.170 116 23.28.4.24 117 4.12.22.7 118 4.12.22.7 SA9 4.12.22.7 SAPhilippe BIONDI<strong>Packet</strong> <strong>generation</strong> <strong>and</strong> <strong>network</strong> <strong>based</strong> <strong>attacks</strong> <strong>with</strong> <strong>Scapy</strong>

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