downloadmacabre's rcCrackme

Download rccrackme-macabre.tgz, 3 kb

Goal: Make a Keygen that can get it to print

[Registered Version]

Rules: Patching is allowed but no selfkeygen

Features:
* Some basic anti-debuging tricks
* Some code obfuscation (but really easy)
* Algo has an intentional bug that gives me an extra
2 bytes...this was a bug but then I liked it :)
* A little Self modifying code

Enjoy my first crackme!

--macabre

Difficulty: 2 - Needs a little brain (or luck)
Platform: Unix/linux etc.
Language: C/C++

Published: 24. Sep, 2006
Downloads: 408

Rating

Waiting for at least 3 votes
(we have only 2).

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Solutions

Solution by stefanie, published 19. dec, 2006; download (5 kb), password: crackmes.de or browse.

stefanie has not rated this crackme yet.

Solution by crp-, published 02. oct, 2006; download (4 kb), password: crackmes.de or browse.

crp- has rated this crackme as quite nice.

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Discussion and comments

crp-
24. Sep 2006		interesting one. but maybe level 3 is a bit too high?
macabre
Author
25. Sep 2006		Yeah, perhaps you are right. The math is super simple but I had several things in it so I made it a 3. I have no problem making it a 2 if that's more appropriate.

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