Skip to main content
Microsoft Security Intelligence
Published May 07, 2013 | Updated Jan 10, 2018

PWS:Win32/Reveton.B

Detected by Microsoft Defender Antivirus

Aliases: Gen:Variant.Graftor.Elzob.644 (BitDefender) Mal/Banc-B (Sophos) TR/Spy.Gen2 (Avira)

Summary

Microsoft Defender Antivirus detects and removes this threat. 

Win32/Reveton is a family of ransomware that targets users from certain countries. It locks your PC and displays a localized webpage that covers your desktop and demands the payment of a fine for the supposed possession of illicit material.

PWS:Win32/Reveton.B extends the Reveton family’s functionality by stealing sensitive information and sending it to a remote attacker. It targets passwords for a number of file downloaders, remote control applications, FTP, poker, chat and e-mail clients. It can also steal passwords stored by browsers and in protected storage. It is used by Ransom:Win32/Reveton.

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

The trend towards increasingly sophisticated malware behavior, highlighted by the use of exploits and other attack vectors, makes older platforms so much more susceptible to ransomware attacks. From June to November 2017, Windows 7 devices were 3.4 times more likely to encounter ransomware compared to Windows 10 devices.

Read our latest report: A worthy upgrade: Next-gen security on Windows 10 proves resilient against ransomware outbreaks in 2017.

The following free Microsoft software detects and removes this threat:

Even if we've already detected and removed this particular threat, running a full scan might find other malware that is hiding on your PC.

Get more help

You can also visit our advanced troubleshooting page or search the Microsoft virus and malware community for more help.

If you’re using Windows XP, see our Windows XP end of support page.

Follow us