UnPackMe (.NET)

.NET Reactor v7.5.9.1 (Aggressive Settings + Custom Anti-Tamper) Hey everyone, I put together a small challenge for anyone interested in reversing .NET protections. This one is packed using .NET Reactor v7.5.9.1 with some pretty aggressive settings, along with a bit of custom anti-tamper logic on top. Your goal is to unpack the application and recover a clean, working assembly. Protections Enabled NecroBit String Encryption Obfuscation Anti ILDASM Hide Method Calls Code Virtualization Anti Tampering Anti Debug Merge Enums Control Flow Obfuscation (Level 9) Additional Protections Custom runtime anti-debug Anti-injection checks Integrity verification A background watchd…

ArmDot .NET v2026.1 File protected with Hide strings Obfuscate control flow Obfuscate names Obfuscate namespaces and some virtualization accepted solution - unpack OR tell what is doing. File Information Submitter whoknows Submitted 01/30/2026 Category UnPackMe (.NET) View File

Eazfuscator.NET v2025.01 File protected by eazfuscator v2025.01 having Code Virtualization enabled. Find registration combination and reply it with the success message! File Information Submitter whoknows Submitted 07/22/2025 Category UnPackMe (.NET) View File

AgileNET v6.6.0.4.2 AgileNET (code virtualization on 1 method only, no other protector features used) File Information Submitter whoknows Submitted 11/11/2023 Category UnPackMe (.NET) View File

DNGuard HVM v4.93 So this is my first upload - I hope I am doing this right. I have included all the protections in the screenshots being used. Good luck File Information Submitter Visual Studio Submitted 11/11/2025 Category UnPackMe (.NET) View File

Eazfuscator v2021.1 Unpack and/ or provide a valid serial. Archive password : superfrog File Information Submitter whoknows Submitted 07/14/2021 Category UnPackMe (.NET) View File

Hydra Obfuscator (Modded) About File: .NET Framework 4.8, 32-bit preferred Used Obfuscator: Hydra modded Used Features: JIT Obfuscation, JIT fornicationer, String Encryption (XOR), Control Flow, Proxy Class, Renamer, L2F, INT Encode, Method to delegate, Anti Decompiler & Tamper & Dump & Proxy, Cctor hider. Difficulty: 6/10 Goal: Crack and deobfuscate it competely. (u can ignore renamer) File Information Submitter whystarlix Submitted 03/05/2026 Category UnPackMe (.NET) View File

Difficulty : (3-4 Maybe?) Language : (C# .NET) Platform : (Windows) OS Version : (Windows 10) Packer / Protector : (FujiFuscator) Description : Please give me a detailed tutorial on how you unpacked this. Screenshot : UnPackMe.exe

.NET Reactor v7.3 (Embedded DLL's) File protected by .NET Reactor v7.3 having Code Virtualization enabled. By nature the application using Dependency Injection (this time heavily developed), the 3rd party files embedded to main exe (see shot2), in addition System.Data.SQLite.dll lying near application. Find registration combination and reply it with the success message! Custom antidebugger File Information Submitter whoknows Submitted 06/26/2025 Category UnPackMe (.NET) View File

DNGuard HVM v4.94 Hey, Dropping my second UnpackMe challenge, made just for fun. This one’s a bit tougher than my first, but still very doable. The goal is to unpack and analyze the binary and reach the success message. Cracking it is extra, not required. It’s a simple .NET WinForms app that asks for a password and shows “Access granted” when the condition is met. The UI is trivial, the focus is on what’s happening once protections kick in. Protected with DNGuard HVM Enterprise. Source code, compiler-generated code, constructors, strings, managed resources, and blob heaps are encrypted. HVM and HVM II are both enabled at level 5, with proxy methods and additional runtime…

EAZFuscator .NET 2022.2 Max Preset (BlackHat) - Updated 04/06/22 Update 04-June 2022 Version 2022.2 Unpack Password - BH2022.2 Old 2022.1 Info - This unpackme is protected with latest version of EAZfuscator = https://www.gapotchenko.com/eazfuscator.net/features Password to unpack = EAZ2022 (I made a RAR file with password protection because I was unable to upload the unpackme directly. I was getting error due to false virus alarm) Your job is to unpack the file fully. Partial unpacking won't be accepted. File Information Submitter BlackHat Submitted 03/30/2022 …

Hello everybody Here's a simple unpackme The File is packed with Dotnet Protector last version Enjoy ! EDIT : the new unpackme is attached here Protected.rar

Language : C# .Net Platform : Windows x32/x64 OS Version : All Packer / Protector : Agile.Net v6.6 Description : Hi everyone, hope one of you friends can unpack the target and teach us how to unpack it Screenshot : Secured.rar

ConfuserEx 1.6.0 Public key sample protected using ConfuserEx 1.6.0. https://github.com/mkaring/ConfuserEx/releases/tag/v1.6.0 Your challenge is to unpack and decompile the file. File Information Submitter cipsi Submitted 02/04/2023 Category UnPackMe (.NET) View File

Difficulty: 6/10 (Has max/all settings enabled) Language: .Net/C# Platform: Windows OS Version: All Packer/Protector: ConfuserEX Mod (Bed's Protector) Description: Unpack the tool and enter the correct string to display the messagebox. If you are successful I would like to know how you did it exactly, if you don't mind. Screenshot: UnpackMe.exe

[unpackme] Agile.NET unpack me Agile.NET 6.2.0.16 AgileNETUnpackMe.zip

0x7 Protector (Beta) I would like you to test the obfuscator I am still working on developing. The goal is to unpack the file and provide your unpacking method. https://www.virustotal.com/gui/file/965c96b4e7a431635ab9f450cb89784791aec2eec27a204e195dece2fcce5f36?nocache=1 File Information Submitter Inx Submitted 11/11/2022 Category UnPackMe (.NET) View File

Difficulty : 3+ Language : .NET Platform : Windows OS Version : Windows 7 and up Packer / Protector : Agile.Net Description : Protect with 90% feature, Good Luck Screenshot : DotNetV0.1.7z

.NET Reactor v6.5.0.0 Try to unpack or alternatively provide a serial. Protections used: Necrobit Antitampering Antidebug Obfuscation Code Virtualization + Shield with SNK Whats new in .NET Reactor [6.5.0.0] 12-Nov-2020 Fixed 'Code Virtualization' issue New 'Anti Tampering' approach and more.. File Information Submitter whoknows Submitted 11/28/2020 Category UnPackMe (.NET) View File

Eazfuscator.NET v2025.1 File protected by Eazfuscator.NET v2025.1 having Code Virtualization enabled. By nature the application using Dependency Injection, the 3rd party files embedded to main exe. Find registration combination and reply it with the success message! Codebase improved a little bit versus reactor73 target. File Information Submitter whoknows Submitted 06/23/2025 Category UnPackMe (.NET) View File

.NET Reactor v7.3 File protected by .NET Reactor v7.3 having /Code Virtualization/ enabled. By nature the application using /Dependency Injection/, the 3rd party files embedded to main exe (see shot2). Find registration combination and reply it with the success message! File Information Submitter whoknows Submitted 06/21/2025 Category UnPackMe (.NET) View File

VMProtect v3.5.1 Hi all, This is a protected with the TRIAL edition... Mutation / Virtualization w/ the built in VMProtect license system. VMProtect Debugger detection - disabled. (apparently some C# lines added) VMProtect Trial limitation : user has to patch the file to run to his machine. There are 2 enter serial dialogs, once you solve the 1st, drives you to 2nd, when a valid serial entered exporting a file... If a valid serial entered on 1st form, is saved to license.diz file. File Information Submitter whoknows Submitted 10/07/2021 Category UnPackMe (.N…

GOOD LUCK UnpackMe & CrackMe .rar

Rika .NET Obfuscator v2025.04.07 About File: .NET Framework 4.8, 32-bit preferred Used Obfuscator: Rika .NET Obfuscator Latest Used Features: Code Virtualization & Anti Tamper Difficulty: 6/10 Goal: Deobfuscate & Devirtualize it competely. File Information Submitter Fr0Mu Submitted 05/25/2025 Category UnPackMe (.NET) View File

DNGuard HVM v3.97 This file is protected using DNGuard HVM 3.97. Protections used : HVM Jit Challenge is to unpack and post details of methods used. File Information Submitter 0x59 Submitted 01/02/2021 Category UnPackMe (.NET) View File