Challenge of Reverse Engineering

View File Eazfuscator v2021.2 +virtualization +control flow obfuscation +resource encryption +module initializer +symbol names Unpack and / or provide a valid serial. Submitter whoknows Submitted 07/29/2021 Category UnPackMe (.NET)  

Hi..just take a look to the crackme and try to solve it.. if you success with it..,upload and if possible , make a documentation for it.. Protector : .NET Reactor 4.7.0.0 [Demo Version] Protection Preset : Application Strongest NecroBit Native EXE File Pre-JIT Methods Anti ILDASM Obfuscation Anti Tampering String Encryption Compress & Encrypt Resources Control Flow Obfuscation Level 9 CrackMe.zip

View File ArmDot 2022.6.0 Unpack the exe to find the key! If you would give a brief explanation on how you unpacked it. The exe has max protections and will pop up a messagebox once you enter the correct password. Protections added to this: Hide String, Control Flow, Obfuscate Name, Obfuscate NameSpaces, Virtualize code. Submitter nova789 Submitted 06/22/2022 Category UnPackMe (.NET)  

View File Simple C++/CLI Crackme x64bit Your goal is to crack the file and make a tutorial and/ or write instructions about the steps done by you. What is C++/CLI? C++/CLI is C++ support .NET framework to make managed application run on .NET framework. https://en.wikipedia.org/wiki/C%2B%2B/CLI Feel free to post your solutions. Submitter SuperJackAbcd Submitted 01/26/2022 Category CrackMe  

View File My first easy CrackMe Hi guys , i write a very simple crack me , i really do not know how i should secure my code just write a very basic one . anyway i know it's very easy but still wanted to know other peoples opinion. if it did not run please let me know , i did not use any packer , or protector , just my own code , and it's written in C++ with visual studio 2019 on windows 10. Submitter: m0rfl1ng Category: CrackMe Virus Total Scan Submitter m0rfl1ng Submitted 11/28/2020 Category …

View File SmartAssembly 7 SmartAssembly 7 full encryption options with a few tricky class inside source code. When you enter license key correctly, a messenger with the Success!!! will show. Good luck. Submitter vietnguyen09 Submitted 04/14/2021 Category UnPackMe (.NET)  

Difficulty : 8 Language : VB.NET (.NET) Platform : Windows OS Version : Windows 7, Windows 8, Windows 10 Packer / Protector : Agile.net ( Full Version with Virtualization ) Description : if u click on the "try" button the tool will check if the entered text in the textbox is correct. What u need to do is unpack the tool and get the password. Screenshot : Secured.rar Secured.rar

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

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

View File Custom Protector CrackMe It is written in FASM, anti-debugging methods are used. You need to get the keys that were used to encrypt the hash being checked (Enter the necessary values in the input field to get "Success", and throw these values here) Submitter Twaoperder Submitted 08/21/2021 Category CrackMe  

View File Python Patchme (Custom VM) Hello, Since the use of vm's is quite popular in .net obfuscation I thought it would be interesting to make one in Python. Hereby I release my first crackme using my VM. It's a very simple VM so it shouldn't be that hard to reverse with the right knowledge. This is purely experimental to see if it would be useful somehow. I also used my own protector that adds cflow, so expect to see a lot of jumps. Goal: Patch it (ultimately devirtualize it, but that's not necessary) Submitter svenskithesource Submitted …

View File Crypto Obfuscator + IntelliLock (Hard) 1- Crypto obfuscator Fake Name Method Hide Calls Encrypt Strings Code Masking 2- IntelliLock Max Settings If you unpack this tell us how you did it and what programs you used. Submitter 2Face Submitted 09/11/2020 Category UnPackMe (.NET)  

Language : .NET Platform : Windows OS Version : All Packer / Protector :.net reactor 6.2.0.0 demo version Description : I tried all methods but cant unpacked sharing here for you guys try Screenshot : unpackme .rar

View File CryptoObfuscator v2020.200911 Try to unpack or alternatively provide a serial. Protections used: Code Virtualization Rename Symbols Reduce Metadata Mark Classes as Final + Shield with SNK Submitter whoknows Submitted 12/15/2020 Category UnPackMe (.NET)  

View File .NET Reactor v6.3 Try to unpack or alternatively provide a serial. Protections used: Necrobit Antitampering Antidebug Obfuscation Code Virtualization + Shield with SNK Submitter whoknows Submitted 06/10/2020 Category UnPackMe (.NET)  

View File Inx .NET Protector Hey, I just made my own protector. I modified my own version of ConfuserEx and improved it and made it stronger so I want to know if it is good or not? Please try to unpack it and tell me, thanks ♥ All Rights Reserved To Inx. Submitter Inx Submitted 07/17/2021 Category UnPackMe (.NET)  

View File .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.. Submitter whoknows Submitted 11/28/2020 Category UnPackMe (.NET)  

View File Sean's KeyGenMe Crack and keygen this for training your skills. It is protected with ConfuserEx using some anti tricks. Write a tutorial and document the methods used in your solution. My Anti-virus engine detects it's a virus, but it's not. Submitter Sean Park Submitted 01/24/2022 Category KeygenMe  

View File ClickMe Custom Protector I have been working on modifying and creating new protections for the past few months. Here is an unfinished UnPackMe sample. Submitter BETA Submitted 04/01/2022 Category UnPackMe (.NET)  

Language : VB.NET Platform : Windows OS Version : All Packer / Protector : ArmDot (2020.2) Description : unpack and crack and tell how fast did you unpack or crack it and the way if possible Screenshot : Download: UnpackMe.protected.rar

View File Titanium (Python Obfuscator) This is my first crackme, so I may have screwed up some things, but overall it should be a fun challenge. The file is protected with my own packer/obfuscator, Titanium, and compiled with pyinstaller. Read the readme before reversing. Submitter Nqndi Submitted 09/07/2021 Category CrackMe  

View File Simple C++/CLI Mixed Assembly KeygenMe Your goal is to create a keygen and make a tutorial and/ or write instructions about the steps done by you. What is C++/CLI? C++/CLI is C++ support .NET framework to make managed application run on .NET framework. https://en.wikipedia.org/wiki/C%2B%2B/CLI Feel free to post your solutions. Submitter SuperJackAbcd Submitted 02/05/2022 Category KeygenMe  

VMProtect , ZProtect = Mix UnpackMe = Delphi 7 Have Fun delldell_UnpackMe_VMProtect_ZProtect.rar

Hey guys, while testing ScyllaHide with current protectors I made this little exe. Its Obsidium v1.5 DEMO. Enabled protection options include "Remove Bytes at OEP", "API emulation", "Verify file size", "Encrypt resources" Unpack this and share NOTEPAD_obsidium_v1.5.rar

View File ArmDot 2022.1.0 [Maximum Preset Including VM] Your goal is to devirtualize and unpack the file completely; No partial unpack, No patching. Submitter BlackHat Submitted 01/16/2022 Category UnPackMe (.NET)