RAT
XenoRAT
XenoRAT is an open source remote access trojan written in C#.
XenoRAT is a Windows rat.
Background
XenoRAT is an open-source remote access trojan coded in C#. It is capable of tracking user activity, including capturing keystrokes, and granting remote control of the infected system.
Source: Malpedia (Fraunhofer FKIE).