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Posts match “ ruby ” tag:

0CTF 2015 Quals -- (Baby)PolyQuine

Different people see different me.
But I am always myself.
202.112.26.114:12321

Make the output of your program exactly the same as your source code.
All 5 correct required to get this flag (Only need 3 correct for BabyPolyQuine)

$python2 --version Python 2.7.6$python3 --version
Python 3.4.0

$gcc --version gcc (Ubuntu 4.8.2-19ubuntu1) 4.8.2$ruby --version
ruby 1.9.3p484 (2013-11-22 revision 43786) [x86_64-linux]

\$perl --version
This is perl 5, version 18, subversion 2 (v5.18.2) built for x86_64-linux-gnu-thread-multi

BackdoorCTF 2015 -- Binary + Misc

BackdoorCTF 2015

For me, this is a challenge for CTF beginners. Most of the challenges are easy to solve, although some of them require some "imagination"...

In this writeup, I'll post the solutions of all the binary challenges and the misc challenges that I solved in the CTF.

CSAW CTF 2015 -- wyvern

Category: Reversing
Points: 500

Here they gave us another 64 bit ELF, which is apparently written in C++.

HITCON CTF 2016 Quals -- flame

Category: PPC ( more like Reverse )
Points: 150