Malware
POWERSTATS
aka Valyria
POWERSTATS is a backdoor written in powershell.
POWERSTATS, also known as Valyria, is a PowerShell malware family operated by MuddyWater.
Background
POWERSTATS is a PowerShell-based backdoor. Its features include turning off Microsoft Office Protected View, profiling the victim's machine, and accepting commands.
Source: Malpedia (Fraunhofer FKIE).