QuasarRAT

Free, Open-Source Remote Administration Tool for Windows

Quasar is a fast and light-weight remote administration tool coded in C#. Providing high stability and an easy-to-use user interface, Quasar is the perfect remote administration solution for you.

Features

• TCP network stream (IPv4 & IPv6 support)
• Fast network serialization (NetSerializer)
• Compressed (QuickLZ) & Encrypted (AES-128) communication
• Multi-Threaded
• UPnP Support
• No-Ip.com Support
• Visit Website (hidden & visible)
• Show Messagebox
• Task Manager
• File Manager
• Startup Manager
• Remote Desktop
• Remote Webcam
• Remote Shell
• Download & Execute
• Upload & Execute
• System Information
• Computer Commands (Restart, Shutdown, Standby)
• Keylogger (Unicode Support)
• Reverse Proxy (SOCKS5)
• Password Recovery (Common Browsers and FTP Clients)
• Registry Editor

Supported runtimes and operating systems

• .NET Framework 4.0 Client Profile or higher (Download)
• Supported operating systems (32- and 64-bit)
  • Windows XP SP3
  • Windows Server 2003
  • Windows Vista
  • Windows Server 2008
  • Windows 7
  • Windows Server 2012
  • Windows 8/8.1
  • Windows 10

Compiling

Open the project in Visual Studio 2017+ and click build. See below which build configuration to choose.

Building a client

Build configuration	Usage scenario	Description
Debug configuration	Testing	The pre-defined Settings.cs will be used, so edit this file before compiling the client. You can execute the client directly with the specified settings.
Release configuration	Live use	Start Quasar.exe and use the client builder.

Contributing

See CONTRIBUTING.md

Roadmap

See ROADMAP.md

License

See LICENSE

Third-party libraries

protobuf-net
Copyright (c) 2008 Marc Gravell
https://github.com/mgravell/protobuf-net

ResourceLib
Copyright (c) 2008-2016 Daniel Doubrovkine, Vestris Inc.
https://github.com/dblock/resourcelib

GlobalMouseKeyHook
Copyright (c) 2004-2018 George Mamaladze
https://github.com/gmamaladze/globalmousekeyhook

Mono.Cecil
Copyright (c) 2008 - 2015 Jb Evain
Copyright (c) 2008 - 2011 Novell, Inc.
https://github.com/jbevain/cecil

Mono.Nat
Copyright (c) 2006 Alan McGovern
Copyright (c) 2007 Ben Motmans
https://github.com/nterry/Mono.Nat

Thank you!

I really appreciate all kinds of feedback and contributions. Thanks for using and supporting Quasar!