Maurice Heumann 36650bca8c Bump deps/googletest from e90fe24 to 155b337 (#210)
Bumps [deps/googletest](https://github.com/google/googletest) from
`e90fe24` to `155b337`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="155b337c93"><code>155b337</code></a>
Bump RE2 dependency to 2024-07-02.bcr.1</li>
<li>See full diff in <a
href="e90fe24856...155b337c93">compare
view</a></li>
</ul>
</details>
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Windows User Space Emulator

A high-performance Windows process emulator that operates at syscall level, providing full control over process execution through comprehensive hooking capabilities.

Perfect for security research, malware analysis, and DRM research where fine-grained control over process execution is required.

Built in C++ and powered by the Unicorn Engine (or the icicle-emu 🆕).

Key Features

  • 🔄 Syscall-Level Emulation
    • Instead of reimplementing Windows APIs, the emulator operates at the syscall level, allowing it to leverage existing system DLLs
  • 📝 Advanced Memory Management
    • Supports Windows-specific memory types including reserved, committed, built on top of Unicorn's memory management
  • 📦 Complete PE Loading
    • Handles executable and DLL loading with proper memory mapping, relocations, and TLS
  • Exception Handling
    • Implements Windows structured exception handling (SEH) with proper exception dispatcher and unwinding support
  • 🧵 Threading Support
    • Provides a scheduled (round-robin) threading model
  • 💾 State Management
    • Supports both full state serialization and fast in-memory snapshots (currently broken 😕)
  • 💻 Debugging Interface
    • Implements GDB serial protocol for integration with common debugging tools (IDA Pro, GDB, LLDB, VS Code, ...)

Note

The project is still in a very early, prototypical state. The code still needs a lot of cleanup and many features and syscalls need to be implemented. However, constant progress is being made :)

Preview

Preview

YouTube Overview

YouTube video

Click here for the slides.

Quick Start (Windows + Visual Studio)

Tip

Checkout the Wiki for more details on how to build & run the emulator on Windows, Linux, macOS, ...

1. Checkout the code:

git clone --recurse-submodules https://github.com/momo5502/emulator.git

2. Run the following command in an x64 Development Command Prompt in the cloned directory:

cmake --preset=vs2022

3. Build the solution that was generated at build/vs2022/emulator.sln

4. Create a registry dump by running the grab-registry.bat as administrator and place it in the artifacts folder next to the analyzer.exe

5. Run the program of your choice:

analyzer.exe C:\example.exe
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