picoCTF 2023 – PcapPoisoning

28 March 2023 – Written by Valentin Huber – in ctf, forensics, grep, pcap, and strings

Challenge

How about some hide and seek heh? Download this file and find the flag.

Solution

strings PcapPoisoning.pcap | grep pico

led to

picoCTF{P64P_4N4L7S1S_SU55355FUL_b1995216}

This is why you never underestimate the power of basic linux tools like strings and grep.