Published Aug 29, 2012|Updated Sep 14, 2017


Alert level: Severe Detected with Windows Defender Antivirus

Also detected as: FBI virus (other) FBI moneypak (other) Lockscreen (other)

Windows Defender Antivirus detects and removes this threat. 

This family of ransomware can lock your PC and show you 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.

These threats can be installed on your PC when you visit a hacked webpage. We have also seen them installed by other malware.

Our ransomware FAQ page has more information on this type of threat.

Read our latest comprehensive ransomware report:

Ransomware 1H 2017 review: Global outbreaks reinforce the value of security hygiene