13Cubed Mini Memory CTF Write-up

At the beginning of March 2020 Richard Davis published a small memory forensics CTF challenge to his 13Cubed Youtube channel, with four questions and the generous prize of a Nintendo Switch Lite for a randomly selected entrant with all four correct flags. Well, I didn’t win, but I did have a lot of fun digging […]

Security Blue Team VIP CTF #1 – “Switching Teams” Write-up

The first CTF created by Security Blue Team was initially for subscribers only, but was made available to the public for a short time at the end of February 2020. While it covered network traffic analysis, password cracking, steganography, forensics, and some general knowledge challenges I didn’t have as much time as I would have […]

Security Blue Team VIP CTF #1 – “Weekpass” Write-up

The first CTF created by Security Blue Team was initially for subscribers only, but was made available to the public for a short time at the end of February 2020. While it covered network traffic analysis, password cracking, steganography, forensics, and some general knowledge challenges I didn’t have as much time as I would have […]

Security Blue Team VIP CTF #1 – “Twin” Write-up

The first CTF created by Security Blue Team was initially for subscribers only, but was made available to the public for a short time at the end of February 2020. While it covered network traffic analysis, password cracking, steganography, forensics, and some general knowledge challenges I didn’t have as much time as I would have […]

Security Blue Team VIP CTF #1 – Sneaky Transmission Write-up

The first CTF created by Security Blue Team was initially for subscribers only, but was made available to the public for a short time at the end of February 2020. While it covered network traffic analysis, password cracking, steganography, forensics, and some general knowledge challenges I didn’t have as much time as I would have […]

OtterCTF 2018 – Network Challenges – Birdman’s Data Write-up

OtterCTF dates from December 2018 and includes reverse engineering, steganography, network traffic, and more traditional forensics challenges. I have written-up the memory forensics section in a previous post. The whole CTF is available to play online as of March 2020. This series of write-ups will cover the three challenges I was able to complete out […]

Defcon 2019 DFIR CTF – Memory Forensics Write-up

In an effort to improve my forensics skills I have been working through publicly available forensics CTFs when I have some free time. The 2019 Unofficial Defcon DFIR CTF was created by the Champlain College Digital Forensics Association and made public by David Cowen on his Hacking Exposed Computer Forensics blog. The CTF covers Windows […]

Memlabs Memory Forensics Challenges – Lab 1 Write-up

In an effort to improve my forensics skills I have been working through publicly available forensics CTFs when I have some free time. Memlabs is a set of six CTF-style memory forensics challenges released in January 2020 by @_abhiramkumar and Team bi0s. This write-up covers the first memory image which has three flags to uncover. […]

OtterCTF 2018 – Memory Forensics Write-up

In an effort to improve my forensics skills I have been working through publicly available forensics CTFs when I have some free time. OtterCTF dates from December 2018 and includes reverse engineering, steganography, network traffic, and more traditional forensics challenges. This write-up only covers the memory forensics portion, but the whole CTF is available to […]