downloadbrowsedraww's DA KeygenMe #1

Download DAKeygenMe1.zip, 6 kb (password: crackmes.de)
Browse contents of DAKeygenMe1.zip

Rules:

1) No patching.
2) Only valid solution is a KEYGEN and TUTORIAL.
3) You can use any tool you want (Reflector, ILDasm, etc.).

Hint: Do not post ID+KEY combinations on comments as they'll not work on other machines ;(

I hope you like it ;)

Best regards,
DrAww AliEn

Difficulty: 2 - Needs a little brain (or luck)
Platform: Windows
Language: .NET

Published: 22. Apr, 2015
Downloads: 170

Rating

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Solutions

Solution by Cubinator, published 17. may, 2015; download (750 kb), password: crackmes.de or browse.

Cubinator has rated this crackme as quite nice.

Solution by Matteo, published 17. may, 2015; download (88 kb), password: crackmes.de or browse.

Matteo has rated this crackme as nothing special.

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Discussion and comments

draww
Author
05. May 2015
Anyone tried this? Finding ID is very simple. And the key check algo is reversible. Good luck!
Matteo
05. May 2015
downloaded today, solved :)
i will send id+key in private message
although you can decompile with any .net decompiler it wasn't easy
draww
Author
09. May 2015
well done Matteo. hope you enjoyed solving it ;)
Cubinator
15. May 2015
Solved :) Nice one. Just uploaded my solution and waiting for approvement.
draww
Author
17. May 2015
another well done to you Cubinator. waiting for your tuts ;)
metacube
20. Jul, 02:46
This is the nice one. I have broken my head, because for a long time i could not make it work, but thought that i did right. Then i surprisingly realised, that syskey() function gives different results during debugging. Namely, for my PC Environment.OSVersion property returns different result while debugging. It seems strange for me, is it ok?
draww
Author
22. Jul, 13:15
metacube I can't know your debugging environment but it may change things on the fly. there are no anti-debug tricks though..

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