CTF-Writeups

A collection of CTF-Writeups. I have also written some quick tools to solve general CTF problems and can be found at https://github.com/Brootware/CTF-tools.

QUICK DISCLAIMER : These are only writeups to document my thought process while solving a challenge. Only the how-tos are written and all of the solutions are not given in these writeups to prevent spoiling the fun.

Content Page

• General Skills
• Web Exploitation
• Cryptography
• Forensics
• Reverse Engineering
• Open source intelligence
• Binary Exploitation

General-Skills

Challenges	Points	Status
2Warm	50	Solved
Warmed-Up	50	Solved
First-Grep	100	Solved
strings-it	100	Solved
whats-a-net-cat	100	Solved
plumbing	100	Solved
leakybuckets	None	Solved
Based	None	Solved
gitpro	None	Solved

Web-Exploitation

Challenges	Points	Status
Insp3ct0r	50	Solved
where-are-the-robots	100	Solved
dont-use-client-side	100	Solved
logon	100	Solved
client-side-again	200	Solved
open-to-admins	200	Solved
picoBrowser	200	Solved
Don't-bump-your-header	40	Solved
Looking-glass-HTB-FirewalkerCTF	325	Solved

Crytography

Challenges	Points	Status
The-Numbers	50	Solved
caesar	100	Solved
Easy1	100	Solved
13	100	Solved
Mr-Worldwide	200	Solved
Crack-the-hashes	None	Solved
Tapping	200	Solved
CreditCardFraud	20	Solved

Forensics

Challenges	Points	Status
Glory-of-the-Garden	50	Solved
So-Meta	150	Solved
Extensions	150	Solved
What-lies-within	150	Solved
shark-on-wire-1	150	Solved
Taking-LS	30	Solved
git-is-good	30	Solved
investigatingWindows	None	Solved
Binwalk	40	Solved

Reverse-Engineering

Challenges	Points	Status
vault-door-training	50	Solved
vault-door-1	100	Solved
vault-door-3	200	Solved

Open-Source-Intelligence

Challenges	Points	Status
where-was-he-kidnapped	1000	Solved

Binary-Exploitation

Challenges	Points	Status
lazy-game	1000	Solved