We're gradually updating threat actor names in our reports to align with the new weather-themed taxonomy. Learn about Microsoft threat actor names
SystemTool
Aliases: Win32/Winwebsec (other) Rogue:Win32/Winwebsec (other) System Tool (other) MS Removal Tool (other)
Summary
Microsoft Defender Antivirus detects and removes this threat.
This threat can perform a number of actions of a malicious actor's choice on your device.
Devices affected by this threat might exhibit the following unexpected behavior in your device:
- Slow performance
- Presence of added or modified files
- Changes in desktop settings
- Freezing or crashing
- Diminished storage space
