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Alert level: Severe Detected with Windows Defender Antivirus
Also detected as: No associated aliases
Microsoft security software detects and removes this threat.
This threat locks your PC and displays a full-screen message, commonly called a "lock screen".
It pretends to be from the FBI or a national police force and tries to scare you into paying a fine to unlock your PC.
See the Win32/Reveton family description for more information.
You can also read more about this type of malware on our ransomware page.