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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

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  1. Pushad
    KeygenMe · Started by Pushad,

    Difficulty : You rank Language : Windev v20 Platform : Windows OS Version : All Packer / Protector : (None,) Description : ( This sample keygen using some WLanguge of windev, nice to see video tutorials for keygening this file ) Screenshot : Keygenme WD20.rar

    • 1 reply
    • 6.7k views
  2. madskillz
    UnPackMe · Started by madskillz,

    Protections: BoxedApp Packer 3.2.3.9 Demo If you succed to unpack please make a tutorial. Attached FilesBoxedApp Packer 3.2.3.9 Demo UnpackMe.zip

      • Like
    • 9 replies
    • 18.2k views
  3. Desolath
    UnPackMe (.NET) · Started by Desolath,

    Difficulty : 4-5 Language : .NET Platform : Windows OS Version : All Packer / Protector : My Custom ConfuserEx Description : Fully unpack the program and get the code I have hidden inside (Enter it in textbox and check it) Please provided details/a tutorial on how you managed to unpack it. Screenshot : Download: https://www.sendspace.com/file/1jin7v Download is also linked below. Unpackme.exe

      • Like
    • 2 replies
    • 12.3k views
  4. NCK
    UnPackMe (.NET) · Started by NCK,

    hello all code mokeys ! this application was protected ! have a try, UnPackMe. If you win,do you mind sharing your way ? good luck ... UnPackMeDemo_.rar

      • Like
    • 13 replies
    • 19.8k views
  5. Kurapica
    CrackMe · Started by Kurapica,

    Difficulty : NAN Language : Delphi Platform : Windows x64 OS Version : Windows 7 Packer / Protector : None Description : Challenge : Your solution should be able to report whenever the message box appears in the victim. Here are the challenge rules : 1 - No patching is allowed, It doesn't matter how you solve it as long as the SHA-1 of the original file stays "9F1CCEBBDAB4A0CEEC30C61F1D64C4B1DEAE8CBE" 2 - If your solution includes any coding then it should only be C#. 3 - Writing a simple tutorial is obligatory, don't post your solution if you don't want to write a tutorial. 4 - Don't use dUP / uPPP or similar tools but you can wr…

      • Thanks
      • Like
    • 17 replies
    • 8.6k views
  6. CodeExplorer
    UnPackMe (.NET) · Started by CodeExplorer,

    DotnetProtector UnpackMe Edit: Simple Msil Decryptor works if you unselect Nop EntryPoint!Unpack this and write a turorial! DotnetProtector_UnpackMe.zip

      • Like
    • 6 replies
    • 16.5k views
  7. delldell
    UnPackMe · Started by delldell,

    Themida , ZProtect =Mix Unpackme = Delphi 7 Have Fun delldell_UnpackMe_Themida__ZProtect.rar

  8. Kurapica
    CrackMe · Started by Kurapica,

    Difficulty : NAN Language : Delphi Platform : Windows x64 OS Version : Windows 7 Packer / Protector : None Description : Challenge : Make the application show a different message when clicking the button. by default, it shows a simple "Hello World !" message. Here are the challenge rules : 1 - No patching is allowed, It doesn't matter how you solve it as long as the SHA-1 of the original file stays "9F1CCEBBDAB4A0CEEC30C61F1D64C4B1DEAE8CBE" 2 - If your solution includes any coding then it should only be C#. 3 - Writing a simple tutorial is obligatory, don't post your solution if you don't want to write a tutorial. …

      • Like
    • 10 replies
    • 6.9k views
  9. 0xNOP
    CrackMe · Started by 0xNOP,

    Difficulty : 2/10 Language : .NET Platform : Windows (x86~x64 / x64 Preferred) OS Version : All, Windows 7+ (Must Have .NET 4.6.1!) Packer / Protector : Custom VM Description : Challenge is to successfully crack the software. Allowed: <N/A> Disallowed: Patching Serial Fishing Screenshot : LEET.7z

      • Like
    • 4 replies
    • 7.6k views
  10. NCK

    Hi guys.. This application was protected with VMprotector and other Obfuscator ! This application cannot run in x64 machine! UnPackMe, have a try ! Good luck. Wish you be happy everyday. UnPackMe by Net7Cracker.rar

      • Like
    • 6 replies
    • 8.8k views
  11. ghsafsdfsdhfghfgjhgkj
    KeygenMe · Started by ghsafsdfsdhfghfgjhgkj,

    New NickName : Mastern Master Turkish Crack TeaM - MasterN Keygenme #6 Protected by PC-GUARD 5 Build Date : 21.12.2010 Cracked by : <NoNE> />http://www.mtct.org/mtct/showthread.php?1208-KeygenME-6 http://www.mediafire.com/?ywcjcoee16o0bar Mirror; http://www.mirrorcreator.com/files/V6FRPECA/KeygenME6.rar_links KeygenME6.rar

      • Like
    • 10 replies
    • 9.6k views
  12. LoLLo90
    UnPackMe (.NET) · Started by LoLLo90,

    Difficulty : 2 Language : .NET Platform : Windows OS Version : Windows 7 Packer / Protector : Modified CryptoObfuscator Description : Try to deobfuscate this file obfuscated with a modified CryptoObfuscator . The deobfuscated file must be a working file. Deobfuscateme-erjey.rar

    • 5 replies
    • 9.3k views
  13. man of the war
    CrackMe · Started by man of the war,

    Dear Friend's This My Challenge Message ( Good ) Make Tutrial Please Link Good Luck Done.rar

      • Like
    • 8 replies
    • 8.5k views
  14. GIV
    KeygenMe · Started by GIV,

    Hi guys. Today i have made a small keygenme. The algo is very simple (getting to the algo is not). Difficulty : 4 Language : .NET Platform : Windows X86/X64 OS Version : XP and above Packer / Protector : Eazfuscator Description : Simple keygenme with short computing algo. Simple Keygenme 2016 - giv.rar

      • Like
    • 26 replies
    • 16.6k views
  15. CodeExplorer
    UnPackMe · Started by CodeExplorer,

    [unpackMe] UnpackMe Can you unpack this? Should be harder then previous version!

      • Like
    • 8 replies
    • 13.1k views
  16. Undebel

    Hi guys, here I bring this CrackMe/UnpackMe protected with CryptoObfuscator 2015 (141219). Enjoy ! CrackMe & UnpackMe by CodeShark - C#.rar

      • Like
    • 12 replies
    • 9.6k views
  17. skypeaful
    KeygenMe · Started by skypeaful,

    Difficulty : 2.0 Language : .NET Platform : Windows OS Version : All Packer / Protector : Appfuscator + CodeFort Description : 1) A valid key 2) A working keygen Good luck Screenshot : kgm2.rar

      • Like
    • 6 replies
    • 7.1k views
  18. CodeEnding
    UnPackMe (.NET) · Started by CodeEnding,

    UnpackMe Confuser 1.7 it Hard & Thank you n0th!ng For sharing How to unpack it UnpackMe_Confuser 1.7.rar

      • Like
    • 24 replies
    • 20.3k views
  19. MrJokerSc
    UnPackMe (.NET) · Started by MrJokerSc,

    Hi I have Simple Unpack Me Use ILProtector You Now ILProtector You Can Do AnyThing With Reflector Watch I Have This When You Unpacked This You Have To Give Me Phote In Relector To See it If He Full Unpacked Or No Like This Full Unpacked Not Put EnterPoint On CompareString And Give Me User Or Pass No I Need Pic Like This Unpack Me.rar

      • Like
    • 10 replies
    • 30.4k views
  20. ιvancιтooz
    UnPackMe (.NET) · Started by ιvancιтooz,

    Enjoy:) Unpack Me CryptoObfuscator 2015 IvancitoOz.rar

  21. SHADOW_UA
    UnPackMe · Started by SHADOW_UA,

    Difficulty : 3 Language : C++ (C++/CLI) Platform : Windows OS Version : XP and above Packer / Protector : Enigma Protector 5 Description : The goal is to eliminate Enigma Protector from this executable and keep it working afterwards. Write a short tutorial. Screenshot : UnpackME.zip

      • Like
    • 4 replies
    • 8.7k views
  22. xSRTsect
    KeygenMe · Started by xSRTsect,

    Difficulty : 1 Language : Java compiled to Dalvik Byte-Code Platform : Android OS Version : API level >=19. Packer / Protector : None Description : This should be the start of a Android reversing series. -> You should code a keygen, preferrably to be able to run inside Android (no self-keygens). Screenshot : Solvers: -> Jasi2169 ->crystalboy dalvik1.zip

      • Like
    • 7 replies
    • 7.7k views
  23. gholam.illidan
    UnPackMe (.NET) · Started by gholam.illidan,

    Difficulty : 8/10 Language : C# Platform : Windows OS Version : All (Requires .net 4.0) Packer / Protector : ConfuserEx Modified by Myself / EnigmaProtector 3.10 Description : Unpack the file, get the string code, clean resources and keep the application working. and make a Short Tut for it. Screenshot : UnpackMe_protected.exe

  24. teehist
    UnPackMe (.NET) · Started by teehist,

    I made a simple program that has the packer "AgileNet" The challenge is to remove this protection and send the code of "MainForm" or "Form1" in his case. If you can meet the requirements below. What program used to unpacker? Level of difficulty? Scan 3/57: https://www.virustotal.com/pt/file/e6b3d3d176e72a5746c692f94749bd760ac46730ce7dcd04c0e62b3ab150bef4/analysis/1422818674/ Scan of file without AgileNet 0/57: https://www.virustotal.com/pt/file/45588b05ae940e7d321be6a8622a2d4555eca9f3e424d05e2107c65b80da9fba/analysis/1422818773/ I believe that the virus scan with the accused AgileNet is caused by the very packer. Please read, Viruses accused really …

      • Like
    • 10 replies
    • 10.8k views
  25. HMX0101
    KeygenMe · Started by HMX0101,

    Alive Just another crypto keygenme and delphi ****. Only valid solution is a keygen. Luck, HMX0101 // 10-04-2011 alivekgme-hmx.rar

      • Like
    • 17 replies
    • 13.8k views
    SmilingWolf
    SmilingWolf

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