Malware
NightshadeC2
aka CastleRAT
According to eSentire, NightshadeC2 demonstrates an extensive capability set, including: Reverse shell via Command Prompt/PowerShell; Download and execute DLL or EXE; Self-deletion; Remote control; Sc
NightshadeC2, also known as CastleRAT, is a Windows malware family.
Background
eSentire reports that NightshadeC2 offers a wide range of functionality, such as a reverse shell through Command Prompt or PowerShell, downloading and running DLL or EXE payloads, self-deletion, remote control, screen capture, hidden web browsers, keylogging, and clipboard content capturing. Some variants additionally include stealer features capable of extracting browser passwords and cookies from victims for both Gecko- and Chromium-based browsers.
Source: Malpedia (Fraunhofer FKIE).