Challenge of Reverse Engineering

Difficulty: 3.0/10 (Very Izi) Language: .Net/C# Platform: Windows OS Version: All Packer/Protector: ConfuserEX Modded Description: You have to give unpack and make the source download available! Screenshot: UnpackMe - Night Protector 2.0.exe

Difficulty : 4 (Maybe 5) Language : NET 2.0 Platform : Windows x32/x64 OS Version : Windows 7,8,10 (All windows with .NET Framework 2) Packer / Protector : Crypto obfuscator (only strings, names and all types to non-printable) > ConfuserFx (Anti ildasm, anti tamper, anti dump, anti debug) Description: Greetings to the Tuts4You community. I wrote a CrackMe in C #. I used two protection programs on it. I made it more difficult because the previous one was easy. In this case, the password can be retrieved and not encrypted. Get the long license key and post. Write a simple tutorial how you did it. But you can not modify the program to display the M…

Hello members of Tuts4You I write serialme which packed by Themida + AppFuscator It's seem easy for talent. Have a try. (The purpose is find correct serial, patching isn't allowed.) If you got it, please describe how can you do it, thanks... Serialme_test.rar

Difficulty : 4Language : C++Platform : Windows x86/x64OS Version : Windows 7 or higherPacker / Protector : Petite 2.4 and protector written by me Description : Crack program to written correct password when is bad written. Screenshot : crackme.zip

Difficulty : 2 Language : NET 4.0 Platform : Windows x32/x64 OS Version : Windows 7,8,10 (All windows with .NET Framework 4) Packer / Protector : None / Not obfuscated! Description : Hello community I created some reversing challenge for you. Lets check it! Can you get correct password from my application? Please if you done this. Post screenshot of program after you sumbmited password and password. !Eddy420.CZ Download: CrackMeForTuts4You.zip

Difficulty : 9 Language : C# & Assembler Platform : Windows , PE32 OS Version : Windows 7 - 10 Packer / Protector : Sui-Cide Protector BETA ( own protector ) Description : Hey , I developed a .net protector against reverse engineering. Decrypt the password in the Edit-Box and share it here . Download : HACKME.rar Screenshot : Solution : Tell your tools , and tell how you did it. Arigato!!!

Difficulty : 5 Language : Java Platform : Windows x64 - min jar 1.6.0 OS Version : All Packer / Protector : Proguard Description : Find the right key Screenshot : crackme.exe

Difficulty : 2 Language : C# Platform : Windows OS Version : All Packer / Protector : No, My own method Description: License audit Screenshot(s): Download Crackme_32x64 (1) .rar Good luck...

Difficulty : 2 Language : C# Platform : Windows x64 OS Version : Windows 7 and greater Packer / Protector : My own private confuser + Eazfuscator Description : Try get password.. !!! Times run !!! 17. 11. 2017 22:21:49 ends Eazfuscator license of application Screenshot : CrackMe.exe

Difficulty : 8 Language : .NET Platform : Windows x32/x64 OS Version : Windows 10 , 7 , 8 Packer / Protector : Cipher Crypt Custom Obfuscator/Packer Description : Hey guys , This is a .net exe crypted with a "new technology" as they say , it's really hard to decompile and get the source. Screenshot : Download from tuts4you: crackme.rar Missions: 1. extract password string 2. there is a crackthis_cs.cs file with a ... //////////////// THIS IS THE CRACK AREA ////////// //// PUT THIS CODE ON FORUM ////// .... ? Part , Share that code. Adios Amigos

Difficulty: I do not know(Hard) Language: .Net Platform: Windows OS Version: All Packer/Protector: Night Protector [version 4.0] (cfEx Modded) FILE SIZE: 1.2 MB Description: Crack or unpack - you choose. IMPORTANT: in case you stop somewhere let me know! PLEASE Screenshot: Crack-me.exe

Difficulty : 5-7 Language : C# Platform : Windows OS Version : All Packer / Protector : Custom Screenshot: CrackMe.zip

Difficulty : 4/10 Language : .NET Platform : windows OS Version : tested on win 10 Packer / Protector : 2 public protectors and a smaller protector coded by me to help stop public tools working 100% Description : Little keygenme or unpackme I put together uses 2 public protectors but on one of them I added my own method to it to stop public tools working 100% meaning you might need to do some manual work Aims: 1) Get a valid key 2) Unpack it fully 3) Make a keygen Screenshot : CrackMe.rar

Difficulty : 4/10 Language : .NET Platform : Windows OS Version : All Packer / Protector : Confuser 1.0.0-custom and SmartAssembly Description : Get the Password and answer Screenshot : CrackMe.zip

Difficulty : 4Language : .netPlatform : WindowsOS Version : ALLPacker / Protector : ConfuserEx Modded Description : Unpack this modified version of confuserEX and tell us how you did it P/S Antivirus might detect it as malware but it's normal just because of the obfuscation Screenshot : UnPackMe.exe

Difficulty: 5 Language: C/C++ Platform: Windows x32/x64 OS Version: Windows XP+ Packer / Protector : Protector written by me Description : Generate key and post your result on forum. Screenshot : keygenme.zip

Difficulty : 4-6 Language : .NET/C# Platform : Windows OS Version : All Packer / Protector : Centos The Skid Leeched Protector Description : so this protector is 100% leeched by the skid himself; Centos. if you unpack this please post below how and maybe a tut on how you did it or else hit me up on Instagram: ElShitty or Hit My Skype: live:druggymods or my Discord: Medooka#9738, say you're from TUTS4You Please. Tool Is Attached To The Thread. Screenshot : Phantom Remastered.rar

Difficulty: I do not know(Medium) Language: .Net/C# Platform: Windows OS Version: All Packer/Protector: Special Protector (cfEx Modded) Description: Crack-me and Unpack-me Screenshot: Crack-me.exe

Difficulty : 10 Language : C# Platform : Windows OS Version : WinAll Packer / Protector : Eazfuscator.NET v5.8.251.246 w/ Virtualization + Agile License Schema Description : Provide serial or unpack me, extra controls appear on form when correct serial provided. Success is when user is able to execute the code written on this controls. Screenshot : ggggg.rar

Difficulty : 10 Language : C# Platform : Windows OS Version : WinAll Packer / Protector : AgileNET (code encryption - enabled -- no expiration from Agile itself, but u have 14 trial days from the first run (stored in trial.lic)) Description : Provide serial or unpack me, extra controls appear on form when correct serial provided. Success is when user is able to execute the code written in controls. Nothing to do with hwid lock, the form created when practicing with the License library. Screenshot : 64031_lic_schemaB.rar

Difficulty : 5 Language : .NET Platform : x32/x64 OS Version : Windows All Packer / Protector : Mpresss v2.19 Description : This project was created in one night. If you can see any bugs just comment and if you want the source code just do same. Feel free to use comment section. Screenshot : KeyGenME#2 By AGSKY45(URET).zip

Difficulty : 6/10 Language : C# Platform : Windows x32/x64 OS Version : All Packer / Protector : Custom Description : try to unpack my custom protector It won't be easy(hmmm... I guess) Screenshot : UnpackME.rar

Difficulty : 7 Language : C/C++ Platform : Windows 32-bit and 64-bit OS Version : All Packer / Protector : Obsidium 1.5.2 Build 11 Description : The objective is to interpret and reconstruct 1 single procedure that has been virtualized. No additional options have been used. The virtualized function will execute when key 'P' is pressed. Detailed information of the interpreting procedure/internals or a complete solution paper is preferable. I will post similar challenges for other protectors if someone supplies me with a recent version (CodeVirtualizer, Themida, VMProtect, Enigma ...). Screenshot : devirtualizeme_o…

Difficulty : 10 Language : C# Platform : windows OS Version : winall Packer / Protector : AgileNET (code virtualization + encryption - enabled -- no expiration time) Description : provide serial or unpack me ggggg.rar

testing about 3 trial sdk Difficulty : 4 Language : Delphi 7 SE Platform : Windows X86 OS Version : XP and above Packer / Protector : Enigma Protector 5.6 Description : Little hard unpackme for do a tutorial/tut maybe is hard because i not gived info of registration BR, Apuromafo SS: i know there with all harcoded things not must be imposible atached ide.dll only for unpacked if really need link Desktop.7z