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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. VenTaz

    [C#] Private Protector

    UnPackMe (.NET) · Started by VenTaz,

    Language : .NET Platform : Windows OS Version : x64 Packer / Protector : Private Protector Description : Please let me know the entire method to unpack this. Screenshot : UnpackMe.exe

    • 3 replies
    • 6.3k views
    Fr4x
    Fr4x
  2. Fr4x

    .Net UnPack Challenge (NetGuard.io)

    UnPackMe (.NET) · Started by Fr4x,

    Language : (C# .Net) Platform : (Windows x32/x64) OS Version : (All) Packer / Protector : (NetGuard.io) Description : Hi everyone, hope one of you friends can finally full unpack netguard and teach us how to unpack this crap protector Screenshot : UnpackMe_protected.exe

      • Thanks
      • Like
    • 13 replies
    • 7.4k views
    Beast_Hunter
    Beast_Hunter
  3. amoamare

    VMProtect (.NET) Code Markers Sample App

    UnPackMe (.NET) · Started by amoamare,

    Language : .Net Framework 4.0 Platform : Windows x86 OS Version : ( Windows 7 and higher.) Packer / Protector : VMProtect Demo (.NET Support) Description : VMProtect introduce their own .NET solution. This a sample software from their own SDK protected with VMProtect Demo using Ultra (Mutation + Virtualization) Would like to see who and what can be recovered from source and how much of original source can be recovered. Screenshot : Project1.vmp.exe

      • Like
    • 5 replies
    • 8.9k views
    evlncrn8
    evlncrn8
  4. ElektroKill

    Modified ConfuserEx + KoiVM

    UnPackMe (.NET) · Started by ElektroKill,

    Language : .NET Platform : Windows OS Version : All Packer / Protector : Modified ConfuserEx + KoiVM Description: I don't expect this to be anything extremly hard to unpack. I would like to see a full detailed explanation of how you unpacked this file and the key. Screenshot: Protected.zip

    localhost0
    localhost0
  5. b1scoito

    Confuserex Mod Trinity Obfuscator

    UnPackMe (.NET) · Started by b1scoito,

    Difficulty : (4.7) Language : (.NET) Platform : (Windows x32/x64) OS Version : (All) Packer / Protector : (ConfuserEX Mod) Description : (Unpack me!) Screenshot : Crack-me.exe

      • Like
    • 6 replies
    • 13.9k views
    krown
    krown
  6. Kazura

    Archangel Cloak .NET

    UnPackMe (.NET) · Started by Kazura,

    Language : . NET Platform : Windows OS Version : Windows 7/Windows 8/Windows 10 Packer / Protector : Archangel Cloak .NET Description : Unpack the file and attached here. Write tutorial please. Screenshot :  Cloaked.rar

      • Like
      • Thanks
      • Haha
    • 4 replies
    • 7.4k views
    TobitoFatito
    TobitoFatito
  7. MulaB

    Appfuscator + Code Displacer

    UnPackMe (.NET) · Started by MulaB,

    Difficulty : ~/10 ( I dont know ) Language : . NET Platform : Windows OS Version : Windows 7/Windows 8/Windows 10 Packer / Protector : Appfuscator String Encryption + Code Displacer Description : Unpack the file and get the password. Upload the file with a small tutorial if possible it would be highly appreciated. Screenshot :  Unpackme.rar

    TobitoFatito
    TobitoFatito
  8. Cursedzx

    Confuserex Modded by Cµrsëd$hëëp v3

    UnPackMe (.NET) · Started by Cursedzx,

    Difficulty : Probably 7 Language : C# .NET Platform : Windows (anyCPU) OS Version : Windows 7 Above Packer / Protector : Confuserex Modded by Cµrsëd$hëëp v3 Description : Upload the Unpacked file and Give me a detailed tutorial. like... tell me the specific method or specfic tools you used in order. as i said in the previous unpack challenges XD. Also tell me how'd you decrypt the methods and strings. ConsoleApplication3.exe

      • Like
    • 3 replies
    • 7.7k views
    illuZion
    illuZion
  9. Cursedzx

    Confuserex Modded by Cµrsëd$hëëp v2

    UnPackMe (.NET) · Started by Cursedzx,

    Difficulty : Probably 4 Language : C# .NET Platform : Windows (anyCPU) OS Version : Windows 7 Above Packer / Protector : Modded ConfuserEx v1.0.0 by Cµrsëd$hëëp v2 Description : Upload the Unpacked file and Give me a detailed tutorial. like... tell me the specific method or specific tools you used in order. Screenshot : UnpackMe.exe

    • 4 replies
    • 10.1k views
    illuZion
    illuZion
  10. 4r1

    [Unpack Me] Obsidium 1.5.2 build 11

    UnPackMe · Started by 4r1,

    Hi all, I made an unpackme. Hope you enjoyed. Tutorials are welcome. 4r1 unpackme.zip

      • Like
    • 9 replies
    • 19.9k views
    devsat-dz
    devsat-dz
  11. xSilent

    KeygenMe/DeVirtualizeMe

    KeygenMe · Started by xSilent,

    Language: .NET Platform: Windows / any OS with Mono OS Version: Any Protection: My little VM Description: I'm just curious about how strong my VM is so far. Good luck Screenshot: KeygenMe.7z

      • Thanks
      • Like
    • 4 replies
    • 9.8k views
    TobitoFatito
    TobitoFatito
  12. Reasen

    Safengine Shielden v2.3.8.0

    UnPackMe · Started by Reasen,

    Difficulty : Unknown Language : Delphi XE8 Platform : Windows x86/x64 OS Version : XP and above Packer / Protector : Safengine Shielden v2.3.8.0 Max Options + Virtualized button Function using Safengine SDK Description : This Safengine Version(last one) have support for virtualize the parts of the executable you want, i virtualized the button with the function (cracked or not cracked) and packed the executable with it, Good luck! SafengineCrackMe.zip Screenshot :

    MaxII
    MaxII
  13. mattheig

    First Crackme

    CrackMe · Started by mattheig,

    Language: C/C++ Platform: Windows x86 OS Version: Windows Packer / Protector: None Description: Simple obfuscation. Change "input a number" text. Gold: add +1 to sum factorial Screenshot: OBFTest.exe

      • Like
    • 3 replies
    • 8.2k views
    ForlaxPy
    ForlaxPy
  14. Sayness

    My First CrackMe

    CrackMe · Started by Sayness,

    Language : .NET Platform : Windows Packer / Protector : Confuserex mod OS Version : (Windows 7, Windows 8, Windows 10) Description : uncompress the file for to see the code and at the end the file works with the password Screenshot : CrackMe.exe

    • 2 replies
    • 6.3k views
    ForlaxPy
    ForlaxPy
  15. Leila.Morar48

    Obfuscated VM CrackMe

    CrackMe · Started by Leila.Morar48,

    Language : C++ Platform : Windows x32 OS Version : (Windows 7-10) Packer / Protector : None Description : Find password Screenshot : VT VM_CrackMe.exe

      • Like
    • 2 replies
    • 5.5k views
    MistHill
    MistHill
  16. SunshineProtector

    Verify Your Key

    KeygenMe · Started by SunshineProtector,

    Language : VB.NET Platform : Windows x86 / x64 OS Version : All Packer / Protector : ConfuserEx Modded Description : Get the key and verify. Screenshot : Crack-me.exe

      • Like
    • 1 reply
    • 11.6k views
    Washi
    Washi
  17. GautamGreat

    Simple KeygenMe

    KeygenMe · Started by GautamGreat,

    Difficulty : 2 (I guess) Language : C++ Platform : Windows OS Version : All Packer / Protector : None Description : It is a simple keygenme challenge. Coded in C++, solution is only a working keygen. Screenshot : KeygenMe #2.rar

    • 1 reply
    • 19.9k views
    Washi
    Washi
  18. mattheig

    Simple CrackMe #1 - Find The Missing Key

    CrackMe · Started by mattheig,

    Language : C++ Platform : Windows x64 OS Version : Windows Packer / Protector : none Description  A Simple CrackMe Solve the missing key. If u don't find key - Patch it.  Screenshot CrackMe.exe

      • Like
      • Thanks
    • 6 replies
    • 5.8k views
    HostageOfCode
    HostageOfCode
  19. lemonrain

    [unpackme] UnpackMe with PV Logiciels

    UnPackMe · Started by lemonrain,

    please unpack it and make a tutorial. downlink also: http://www37.zippyshare.com/v/63867645/file.html unpackme.rar

    success
    success
  20. NightBaron

    .NET CrackMe

    CrackMe · Started by NightBaron,

    Language : .NET Platform : Windows OS Version : All Windows (.NET Framework 4.6 or higher) Packer / Protector : The4Got10's Protector (Modded ConfuserEx) with VM and Native Shield Description : Crack (I don't care if this file is fully unpacked or not) this application and make a short tutorial for it. I want to know my app are strong or weak. Thank! Screenshot : Protected.7z if cant start this app try 2nd file Protected2nd.7z

      • Like
    • 5 replies
    • 13.2k views
    MulaB
    MulaB
  21. Teddy Rogers

    [unpackme] Armadillo 4.66

    UnPackMe · Started by Teddy Rogers,

    Armadillo 4.66 http://tuts4you.com/download.php?view.1688 Ted.

    • 18 replies
    • 15.8k views
    CodeExplorer
    CodeExplorer
  22. er132

    Self Protection {Unpack me 2}

    UnPackMe (.NET) · Started by er132,

    Difficulty : you Tell me Language : c# Platform : Windows OS Version : Windows 7, Windows 8, Windows 10 Packer / Protector : agile.net Description : protecation good! Screenshot : Unpackme_version2.zip

      • Like
    • 2 replies
    • 4.8k views
    GoleSang
    GoleSang
  23. qwe00

    Custom Confuserex Modded

    UnPackMe (.NET) · Started by qwe00,

    Difficulty : 5-6 Language : C# Platform : Windows x32/x64 OS Version : All Packer / Protector : ConfuserEX Custom Screenshot : Description : Unpack-me and clean the code,and tell me how you did this UnpackMe1.rar

      • Like
    • 2 replies
    • 6k views
    ewwink
    ewwink
  24. MindSystem

    [CrackMe].Net Reactor Modded

    UnPackMe (.NET) · Started by MindSystem,

    Hello, i found a special crackme obfuscated with .net reactor 4.9. I think his version of .net reactor is modded Here's the file : http://www5.zippyshare.com/v/2225980/file.html I'm working with the file since 5 days and i didn't find any solution. If someone can help me Cra'ckMe.zip

      • Like
    • 46 replies
    • 75.4k views
    localhost0
    localhost0
  25. er132

    Self Protection {Unpack me 1}

    UnPackMe (.NET) · Started by er132,

    Difficulty : you Tell me Language : c# Platform : Windows OS Version : Windows 7, Windows 8, Windows 10 Packer / Protector : Eazfuscator.NET , Modify Version ConfuserEx , dynamic protecation Description : protecation good! (Detcted Virus But Isnt Virus (For protecation))) Screenshot : Unpack_ME.exe

    • 7 replies
    • 6.1k views
    localhost0
    localhost0

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