Siestagraph

NAPLISTENER: More Bad Dreams from the Developers of SIESTAGRAPH In recent research, we observed a shift in tactics from the threat group behind SIESTAGRAPH, focusing more on establishing persistent access rather than data theft. A new malware variant called NAPLISTENER, an HTTP listener written in C#, is designed to evade network-based detection. NAPLISTENER acts similarly to legitimate services, blending into the background by processing web requests and running commands in memory. ...