Misc Challenges

This blog page is for the Misc challenges on the CTF page and is likely to be updated as the new challenges are added to the CTF.

WARNING: Like all my CTF notes, this contains spoilers.

Chuck Norris - 30pts

It’s Chuck Norris

flag syntax: flag{insertflaghere}

• Downloaded the chuck.pcap file from https://ctf.qutwhitehats.club/files/06159f05f2fec53ca602559bf422cd30/chuck.pcap?token=eyJ1c2VyX2lkIjoxMCwidGVhbV9pZCI6bnVsbCwiZmlsZV9pZCI6Mn0.XosP0g.C-a6_prdNYuWZMKwJ_KZHrF7UE4
• Opened the file in wireshark
• Manually reviewed the conversations, Statistics -> Conversations
• Noticed single conversation with internal host 10.0.85.10, all other conversations were to external hosts, i.e. not the reversed ranged
• Applied as filter ip.addr==10.0.75.102 && ip.addr==10.0.85.10
• Manually reviewed the HTTP response data
• Found: Hey this is a flag FLAG-GehFMsqCeNvof5szVpB2Dmjx
• Submitted: flag{FLAG-GehFMsqCeNvof5szVpB2Dmjx}

Mr_Elliot - 100pts

Bonsoir Elliot