OOO archive --- DEF CON CTF [ login ]

dc2020q - fountain-ooo-reliving reversing

by trickE

This was a jeopardy challenge, part of dc2020q. (CTFtime)

Points: 115
Was solved by: 72 teams

You may spawn the server:

On your laptop

This challenge may require more resources or special steps:

  • Install docker
  • docker pull archiveooo/pub:fountain-ooo-reliving (docker-saved download)
  • docker run -d --name fountain-ooo-reliving archiveooo/pub:fountain-ooo-reliving
  • Local IP: docker inspect fountain-ooo-reliving -f '{{ .NetworkSettings.Networks.bridge.IPAddress }}'
  • Connect to that IP:37450 — Remember to docker rm -f when done.
On your laptop (full source)

This challenge may require more resources or special steps:

  • Install docker and pip install PyYAML coloredlogs
  • git clone https://github.com/o-o-overflow/dc2020q-fountain-ooo-reliving-public
  • cd fountain-ooo-reliving
  • ./spawner --log-level=INFO
  • Connect to the ip:port displayed

Description

We have found the fountain OOO RElive. By discovering its secrets, you will restart the game of life with a chance to do it all over again. This challenge is in memory of John Conway (26 December 1937 – 11 April 2020).

line_weight fountain-ooo-relive

Hints

None yet :(
If you wish, you can contribute some.

Source

Spoilers ahead! Code for this challenge is publicly available.