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Challenge of Reverse Engineering

Try a challenge or contribute your own, any platform or operating system...

The creation of new topics is disabled in these subforum categories.

Please create and post your new challenges in the appropriate subcategory of Downloads > Challenge of Reverse Engineering

A topic will then automagically be created and posted in these forums...

  1. thisistest
    UnPackMe · Started by thisistest,

    hi,this is Zprotect 1.4.4.0 With key protection Had a low key version of the protection of lpk.dll Zprotect_1.4.4.0.rar y3.rar

    • 7 replies
    • 11.3k views
  2. lolz2much
    UnPackMe · Started by lolz2much,

    Hi i made an simple app to unpack. Packed with the best options. Packed and encrypted with themida. Try to unpack it. Tuts4you.rar

    • 3 replies
    • 8.1k views
  3. GioTiN
    UnPackMe · Started by GioTiN,

    Under SEH Team Proudly Presents ! SEH Protector 3.0 UnpackME Options Are Enabled in this version : [+] Debugger Detection [+] Code Encryption [+] Code Obfuscation [+] AntiDump Protection [+] Anti Decompiler [+] Memory Protection [+] Self CRC Protection Just Unpack file and write a tutorial Mirror : http://dc129.4shared.com/download/124350332/fce5e655/SEH_Protector_UnpackME_30.rar Regards , Under SEH Team SEH Protector UnpackME 3.0.rar

    • 27 replies
    • 11.6k views
  4. Mouradpr
    KeygenMe · Started by Mouradpr,

    hi all... welcom to my simple serie about KeyGenMes ok try with simple one TowStepKeyGenME.rar

      • Like
    • 10 replies
    • 6.3k views
  5. Mouradpr
    KeygenMe · Started by Mouradpr,

    hello guys, how r u today.. well, today we r going to see an easy KeygenME for newbies by Mouradpr/AT4RE have a nice day friends ByStep KeyGenME.rar

      • Like
    • 8 replies
    • 6k views
  6. MIB
    CrackMe · Started by MIB,

    Don't get fooled by first password you see xD.Have fun. Puzzle.rar

    • 1 reply
    • 6.3k views
  7. MIB
    CrackMe · Started by MIB,

    I hope you will have as much fun with this one as i had when i created it.It would be better to use a certain tool,you will found out which. Have fun guys! Uber.rar

    • 8 replies
    • 7.4k views
  8. Mouradpr
    CrackMe · Started by Mouradpr,

    I don't know what i must tell about this stupid challenge, but i love it like my son ok let's see what happen in this simple CrackME.. Request : Serial Good luck for every one CrackME.rar

    • 8 replies
    • 5.3k views
  9. MIB
    CrackMe · Started by MIB,

    If you find the key and the code you will get a password. Keyme.rar

    • 4 replies
    • 4.1k views
  10. wuhanqi
    UnPackMe · Started by wuhanqi,

    Hello everyone: This PE Optimizer 1.4 was packed By myself with Enigma 1.68. Anti-Debugger.Check sum. File analyzer deception. Advance Import Protection And Virtual Machine were enabled. I've selected several functions. If you can unpack this file. Please write a tut. You may send it to me. My email address is wuhanqi@qq.com. I really want to learn about how to deal with the Virtual Machine. Thanks. wuhanqi. PE Optim_EN_packed.rar

    • 5 replies
    • 9.8k views
  11. VESA
    KeygenMe · Started by VESA,

    Hi guys... here is my 4th keygen me! JUST MAKE A KEYGEN! Best Regards, VESA KeyGenMe4.rar

    • 3 replies
    • 8.4k views
  12. VESA
    KeygenMe · Started by VESA,

    Hi, here is my 3rd keygen me! Now play with this one and wait for next hard kgm!!! KeyGenMe 3 - VESA.rar

    • 13 replies
    • 5.7k views
  13. Sp1d3rZ
    UnPackMe · Started by Sp1d3rZ,

    Hi Friends. Here is new VMProtect 1.8 UnpackMe.. HAPPY UNPACKING VMP1.8_UnpackMe.vmp.rar

    • 6 replies
    • 7.7k views
  14. thisistest
    UnPackMe · Started by thisistest,

    hi.this is text, I make a movie EncryptPE V2.2007.12.1.rar EncryptPE V2.2007.rar

    • 2 replies
    • 5.4k views
  15. MIB
    KeygenMe · Started by MIB,

    Find the valid serial for the user DavidOgden KeyGenMe.rar

    • 1 reply
    • 17.3k views
  16. Hertz
    KeygenMe · Started by Hertz,

    Find the right serial for user Administrateur Serialme.rar

    • 3 replies
    • 3.9k views
  17. Hertz
    KeygenMe · Started by Hertz,

    Find the password Serialme.rar

    • 4 replies
    • 6.2k views
  18. squ1zzy
    KeygenMe · Started by squ1zzy,

    Since this is my first post, I would like to introduce myself: Introduction: I'm Raymond, 29 and coming from The Netherlands. I am an IT professional for 3 years now and interested in reverse engineering. It's a "challenge" for me to reverse engineer a crackme and some sort of a hobby My First CrackMe: I had zero knowledge about reverse engineer since just a couple of days ago. I started reading alot yesterday and today and I decided to give it a shot to create my own CrackMe. The CrackMe is written in Microsoft Visual Basic 2008 Express Edition and it's very simple. Tutorial: I've made a tutorial for my own CrackMe to help out other newbies like me The tutorial …

    • 1 reply
    • 6.4k views
    magicrain@hotmail.com
    magicrain@hotmail.com
  19. Hertz
    CrackMe · Started by Hertz,

    This one will take your time xD Last one for today,tomorrow i think i'll change programming language. Find the password in uppercase for user admini AntiCracker.rar

    • 2 replies
    • 6.8k views
  20. Hertz
    CrackMe · Started by Hertz,

    I hope this one it's ok BoRoV . Find the valid password. CrackMe.rar

    • 2 replies
    • 4.5k views
  21. Hertz
    CrackMe · Started by Hertz,

    Find the correct validation code.I hope you ll get some hard times with this one. HF! CrackMe.rar

    • 1 reply
    • 3.8k views
  22. Hertz
    CrackMe · Started by Hertz,

    Find the password for user admin HF! CrackMe.rar

    • 2 replies
    • 6k views
  23. MIB
    CrackMe · Started by MIB,

    It is quite old I hope you will really have fun with this one. Hint: emulator Crackme.rar

    • 1 reply
    • 6.2k views
  24. Saduff
    KeygenMe · Started by Saduff,

    OK, I made a new KeygenMe. This time I didn't use any cryptos. I also made serial fishing harder. Rules: Patching is not allowed! Accepted Solutions: Serial (Silver) Self-Keygen (Silver) Keygen (Gold) Solved by: 1. mudlord - Serial, Self-Keygen (Silver) 2. Kripton - Keygen (Gold) 3. wyrda - Serial (Silver) 4. phpbb3 - Keygen (Gold) 5. Ormin - Serial (Silver) 6. Frie1960 - Keygen (Gold) 7. Seee - Serial (Silver) 8. BoRoV - Keygen (Gold) 9. Revos - Serial (Silver) KeygenMe__9.zip

      • Like
    • 19 replies
    • 7.1k views
  25. SMNsoft
    UnPackMe · Started by SMNsoft,

    hello Please unpack this file. It's too easy SMNsoft_UnpackMe_1.zip

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