LK26 / OLLVM-plusplus

Obfuscator refactored and extended from OLLVM.

OLLVM++

Obfuscator refactored and extended from OLLVM.

购买了看雪课程《LLVM与代码混淆技术》的小伙伴请注意，最新版本的OLLVM++与课程中的版本有所差别，要浏览与课程版本一致的OLLVM++源码请点这里。

Environment

• Ubuntu 18.04.5 LTS
• LLVM 12.0.1
• Clang 12.0.1
• CMake 3.21.1

Usage

1. Build and install LLVM on your machine. See Building LLVM with CMake
2. Then learn how to develop LLVM passes out of LLVM’s source tree. See Developing LLVM passes out of source
3. There are some examples in test.sh

Features

• Control Flow Flattening
• Bogus Control Flow
• Instruction Substitution
• Random Control Flow
• Constant Substitution
• String Obfuscation
• Global Variable Obfuscation