Challenge of Reverse Engineering

XXPack 0.1 http://www.tuts4you.com/download.php?view.2013 Ted.

VCrypt 0.9b http://www.tuts4you.com/download.php?view.2014 Ted.

Obsidium 1.3.4.2 http://www.tuts4you.com/download.php?view.1993 Ted.

Soft Defender 1.12 http://tuts4you.com/download.php?view.1989 Ted.

Hi, this is my newest keygenme, the algo is in my head for almost a year, and now i got some time to implement and test it. And here it is! Protection: Crypto/Math Difficulty: U decide GFX: (un)fortunatly be ME! Rulz ---- . No Patching . No serial brute-forcing Solution == keygen + src + tut Hint ---- . One name, many serials . Some thing is changed to override KANAL Greetz: To a lot of people Regards, Cyclo www.cyclops.ueuo.com -Mera Bharat Mahan scorpion.rar

Here's a challenge for all unpackers out there: A small sheep-demo in a wolf's clothing Share your approach, if you succeed in unpacking it. SnD_UnpackMaDemo_1.rar Thx to Ted

RLPack 1.19 [NT only] unpacking challenge: Your objective is to unpack the file deASPack.exe. To achieve this you can do anything you can think of. There is only one rule. Your unpacked file must unpack crackme.aspacked.exe file in such manner that file verify.exe says that the file unpacked.exe is valid. You can only modify/unpack the file deASPack.exe and any of your patches to it must not use the information obtained from the original unpacked.exe produced by the packed deASPack.exe. This means that your unpacked deASPack.exe file must create the valid unpacked.exe without patching it to write original data by force to unpacked.exe. To verify that everything works fine…

Hi every one I am going to protect my program with safenet shell protector. I protect one simple application with this protector and I dumped it and fixed it. But when I am opening fixed file with olly I see many call after entry point that point to protector code.(virtual machine) Please test it for me . If this program unpacked , I must select another protector. Please help me CRACKME.rar

new Protecter for Aseembly File ... write a script for unpack it UnPackMe.zip

Mr Undectetable 1.0 http://tuts4you.com/download.php?view.1867 Ted.

I'm quite interested as to how people will approach this A version with much stronger security is currently in the works, but frankly I do not know where security needs to be added, since there is so little info on .NET unpacking about. So, please unpack it and tell me what you think and/or write a tutorial http://crackmes.de/users/tfb/cryxenet_0.01a/

There were written different versions in Gui, DLL, download,... I don't know, if it's really v3.2... hence: UnpackMe_Maxtocode_3.2.rar EDIT/ If I got it right, this UnpackMe will only work for 15 days.. ;x

fEaRz Packer 0.3 http://tuts4you.com/download.php?view.1874 Ted.

MKFPack http://tuts4you.com/download.php?view.1869 Ted.

AverCryptor 1.0 http://tuts4you.com/download.php?view.1876 Ted.

This is my third KeygenMe... Some call it easy and some call it hard... don't forget no patch KeygenMe.rar

Objective: Find the password. No patching. Obfuscation: Moderate Coded in: C++ voidsCrackme.rar

12311134 (strange name) http://tuts4you.com/download.php?view.1815 Ted.

PeCancer 2007 07 11 http://tuts4you.com/download.php?view.1784 Ted.

hi all...!!! welcom a new challenge 2007(++++) (1) unpackMe----> & get a valid name & serial ok good luck for all UnpackME.rar

To make functioned the keygen me was to you register you with like name: NC (= the 1st editbox contains NC) This keygenMe is not for newbies Enjoy your solution in ste.knu@laposte.net You have the right to make a keygen and to send it:) Loki Edit : Removed links as per original author's request (crackme was written for a challenge site). This crackme and others are found here: http://www.newbiecontest.org/

PolyCrypt PE 2.1.5 http://tuts4you.com/download.php?view.1810 Ted.

Yup, This is KeygenMe from Indonesian Reverser.... enjoy brother ... KeygenMe.zip

KaOs PE-DLL eXecutable Undetecter http://tuts4you.com/download.php?view.1785 I couldn't get it to successfully protect a DLL... Ted.

SteelHide (former MoleBox) Here key - PDLGY-X79SN-C5CKK--6vp3x-6ur94 (it is valid up to 18-th) Probably new MoleBox will be such crackmembox.rar