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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. Dreamer
    CrackMe · Started by Dreamer,

    hello protection net reactor 4.5.0.0 main goal unpacking not reversing Crackme.rar

      • Like
    • 8 replies
    • 6.8k views
  2. Greedy_Fly
    KeygenMe · Started by Greedy_Fly,

    Hi, All ... Test It! It should be easy... KeygenMe.zip Rules: Only Keygen + source ---------------------------------------- Greedy_Fly

      • Like
    • 9 replies
    • 5.5k views
  3. pushxor
    UnPackMe · Started by pushxor,

    [unpackMe] Secure-X Dongle Compiler : Delphi XE3 i'm sorry for the big file, just try new delphi version with default configuration UnpackMe.Secure-X.Dongle.rar

    • 1 reply
    • 5.5k views
  4. CodeExplorer
    UnPackMe · Started by CodeExplorer,

    [unpackme] NeTcRaCkMe by LoLLo90 Unknown .NET protector: MSIL encryption The #US stream is missing, so the challenge is to decrypt strings. NeTcRaCkMe.zip

    • 6 replies
    • 6.9k views
    ghsafsdfsdhfghfgjhgkj
    ghsafsdfsdhfghfgjhgkj
  5. icky
    UnPackMe · Started by icky,

    Compiler : Visual basic Plis make tutorial if u can unpack this PESpin.v1.33.rar

  6. mudlord
    KeygenMe · Started by mudlord,

    sorry for taking so long. mudlord_keygenme2.zip

  7. simple
    CrackMe · Started by simple,

    Hello fellow reversers, Welcome to my second crack me! Name: Crack Me v0.2 Compiler: mingw Packer: n/a Rules: Anything goes Any feedback is appreciated, do enjoy! CrackMev0.2.rar

    • 5 replies
    • 4.7k views
  8. Exidous
    UnPackMe · Started by Exidous,

    Unpack my protector. I compiled & protected a hello world.This will drop a 1.exe (vb6) this is just for the injection module to inject into (Not malware drop) -analyze the file-This protector will protect x64 x32 .net & non .net software Ya thats right The protector was written in C#.This protector has a hwid license check & server check Good luck!Download:http://www.mediafire.com/?8m8cnwo22vg904c or UnpackMe1.rarValid License Response "hello world" (Screenshot):http://pokit.org/get/?e6068708cb95ab...d560744d6d.png

      • Like
    • 5 replies
    • 8.8k views
  9. SReg
    UnPackMe · Started by SReg,

    Hi all ; ) Simple unpacke Enigma Protector v.3.120 for fun unpackme.rar

      • Like
    • 7 replies
    • 7.5k views
  10. simple
    CrackMe · Started by simple,

    Hey reversers, Welcome to my first crackme. Suggestions are appreciated! Compiler - mingw C++ Packer - n/a Difficulty - not hard Rules - Anything goes, but respect to keygenners Enjoy! simplecrack.rar

    • 6 replies
    • 5.3k views
  11. C0M3ND4D0R
    KeygenMe · Started by C0M3ND4D0R,

    Name : KeygenMe#10 Language : Autoit Level: ????? Packer: ExeProtector Obfuscation: Yes Rules: Keygen Not Patching Not Serial Fishing Not Self-Keygen Hug KeygenMe#10.rar

    • 7 replies
    • 4.9k views
  12. Levis
    KeygenMe · Started by Levis,

    Hello to all, Here's my new keygenme, hope you will enjoy it Name: Levis' Simple Keygenme06 Language: Borland Delphi Packer: N/A Level : ?/10 Require: Keygen, serial fishing, or anything you want All bug reports are welcome Please Download via attachment. Regards, Levis Download Edit: fixed bug keygenme06_Levis.7z

      • Like
    • 5 replies
    • 4.7k views
  13. mm10121991
    UnPackMe · Started by mm10121991,

    this is a small easy unpackme good luck on unpacking it and tell me your opinion on it unpackme.rar

      • Like
    • 15 replies
    • 9.8k views
  14. GIV
    KeygenMe · Started by GIV,

    Here is my first KeygenME. Compiler: VB .NET Protection: Confuser 1.9 Rules: Valid keygen If you have any suggestions please write here. GIV - KeygenMe 1.rar

      • Like
    • 11 replies
    • 6.3k views
  15. Greedy_Fly
    KeygenMe · Started by Greedy_Fly,

    Hi... All!!! Test it! Rules: Only Keygen, Not Patching, Not Serial Fishing... KeygenMe.rar ------------------------------------------------------------ Greedy_Fly

    • 5 replies
    • 4.8k views
  16. Greedy_Fly
    KeygenMe · Started by Greedy_Fly,

    Hi... All! Try It! Rules: Level - ??? (Tell me if you know) Only Keygen, Not Patching, Not Serial Fishing... It has small bug.... Maybe, nobody will find... KeygenMe.zip ------------------------------------------------------------ Greedy_Fly

    • 12 replies
    • 5.5k views
  17. Greedy_Fly
    KeygenMe · Started by Greedy_Fly,

    Hi, All!!! Test it... Rules: Only Keygen, Not Patching, Not Serial Fishing... KeygenMe.zip ----------------------------------------------------------------------- Greedy_Fly

    • 9 replies
    • 5.1k views
  18. vdroy97
    KeygenMe · Started by vdroy97,

    HINT : Run Keygen me From USB Pendrive It Generate M ID from USB Drive M ID depends Serial Name : Keygen Me Language : C# Cryptography Also add dummy and useless code :: Be Careful Rules: Only Keygen Not Patching Not Serial Fishing Not Self-Keygen Best of Luck Keygenme.zip

      • Like
    • 10 replies
    • 7.2k views
  19. LordCoder
    KeygenMe · Started by LordCoder,

    Hi to all! Here is a new keygenme a little bit more difficult than the last keygenme i've done. Language: .NET (Visual Basic) Obfuscator: Confuser Protection: Base64/Random/Custom Level: ?/10 (You decide!) Enjoy! LordCoder's KeyGenMe 2.rar

      • Like
    • 3 replies
    • 6.2k views
  20. Departure
    KeygenMe · Started by Departure,

    ˙˙˙sɹǝuuǝƃʎǝʞ ʍǝu ɹoɟ pooפ ˙˙pǝsn ɹoʇɔǝʇoɹԀ/ɹǝʞɔɐԀ oN ˙ʇı ƃuıʞɔɐɹɔ ɹoɟ ǝzuoɹq 'lɐıɹǝs pılɐΛ ɹoɟ ɹǝʌlıS '(ploƃ)uoıʇnlos ǝʇɐɯıʇln ǝɥʇ sı uǝƃʎǝʞ 'ɯoʇsnɔ sı ʇsǝɹ ǝɥʇ puɐ oƃlɐ ɥsɐɥ ǝldɯıs Ɩ ʇsnɾ ǝɹǝɥ pǝsn oʇdʎɹɔ ou ǝWuǝפʎǝʞ ǝlʇʇıl ǝɔıu ɐ sı ǝɹǝH lıɐɯɐʞɐʞ 'ɹoxɥsnd :ǝzuoɹq :ɹǝʌlıS ıʞoOɥƆ :ploפ ˙˙ʞɔn˥ pooפ

      • Like
    • 19 replies
    • 8.1k views
  21. C0M3ND4D0R
    KeygenMe · Started by C0M3ND4D0R,

    Name : KeygenMe#9 Language : Autoit Level: ????? Packer: EnigmaProtector Obfuscation: Yes Rules: Keygen Not Patching Not Serial Fishing Not Self-Keygen Hug KeygenMe#9.rar

      • Like
    • 3 replies
    • 4.6k views
  22. drcrack2010
    KeygenMe · Started by drcrack2010,

    hy this keygen me dot net from our Arabic team level3/10 duration : 3days need: keygen and tutorial keygenMe.rar

    • 5 replies
    • 6.6k views
  23. LordCoder
    KeygenMe · Started by LordCoder,

    Hello! Here is my new keygenme done in .NET! Language: VB.NET Encryption: Base64 Obfuscator: Babel.NET Level: I think 2 or 3. Easy but confuse! Rules: No Registry Patch, No Crack, No Fishing. Only Keygen Accepted. Enjoy! LordCoders KeygenMe 3.rar

      • Like
    • 2 replies
    • 6.5k views
  24. C0M3ND4D0R
    KeygenMe · Started by C0M3ND4D0R,

    Name: RegisterMe#2 Language: Autoit Level: ???? Packer: Safengine Obfuscation: Yes Rules: Valid Serial (Only) (Keygen Optional) Not Patching Not Self-Keygen Hug RegisterMe#2.rar

    • 5 replies
    • 5k views
  25. Levis
    KeygenMe · Started by Levis,

    Hello all, Here's my new keygenme. Hope you will like it Name: Levis's .NET Keygenme03 Language: vb.net Protection: I tried to obfuscate it manually, not base on any tools, or any techniques, just write code from my mind . But it takes a lot of time and don't know how good it is (maybe i'm so noob) Level: i think it's level 2 or 3 Require: Make a working keygen and then Please write a tutorial(if you prefer). Picture: A sample working serial: Name: Hello2013Serial: a93e63e9a06d969723a89fc695823284 Link download (or attached file): Enjoy and best regards, Levis Levis's .net keygenme03.exe.zip

    • 4 replies
    • 4.4k views

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