A writeup for the 2018 DEF CON DFIR CTF - Part 2
A writeup for the 2018 DEF CON DFIR CTF - Part 1
I’m heading to DEF CON in Vegas this year and thinking about participating in the DFIR CTF that runs at the Blue Team Village. As a bit of a warm-up, I thought I’d give last year’s DFIR CTF a crack, which is still available to play online at the time of writing - you can find details for how to sign-up and obtain the images here. Without further ado, here’s a write-up of the challenges that I’ve managed to complete so far, which I’m writing mainly so I can remember the tools and commands for next time…
A writeup for the pwn-noob exploit challenge at the BSides Canberra 2017 CTF.
The first exploitation (pwnable) challenge at the BSides Canberra 2017 CTF was pwn-noob - and clearly, I’m an über-noob because I couldn’t figure out how to pwn it during the comp.
However, a couple of nights later (with a couple of gentle nudges from CTF-organiser extraordinaire OJ), I finally got there! Here’s a brief rundown of the challenge binary, concluding with a script which implements a working exploit.