Cracking

Crack executable and files to win points

These challenges will help you understand the workings of compiled languages. Decompile these executables to get the assembler instructions for solving the problem.

Prerequisites:
- Understands the assembly language (ASM).
- Understands the different executable formats (ELF, PE, etc.).
- Knows how to work with a disassembler / debugger.

Challenge Results Challenge Results

Pseudo Challenge Lang date
weirdowl   ELF - Fake Instructions en 25 March 2017 at 03:41
kingston   ELF - Ptrace fr 25 March 2017 at 02:21
kingston   ELF - Fake Instructions fr 25 March 2017 at 02:14
VoidMercy   ELF - x86 Basic en 25 March 2017 at 01:27
VoidMercy   ELF - 0 protection en 25 March 2017 at 01:24
Liroy   ELF - Random Crackme en 25 March 2017 at 00:38
kingston   ELF - x86 Basique fr 25 March 2017 at 00:20
valrad   ELF - Fake Instructions en 24 March 2017 at 23:30
DUPS   PE DotNet - 0 protection fr 24 March 2017 at 23:14
DUPS   PE - 0 protection fr 24 March 2017 at 23:14