Published Oct 30, 2013 | Updated Sep 15, 2017


Severe |Detected with Windows Defender Antivirus

Aliases: TROJ_STASER.AB (Trend Micro) Win32/ELEX.S (ESET) Trojan.Win32.Staser.fv (Kaspersky) Mal/Cleaman-B (Sophos) Trojan.Win32.Staser (Ikarus) TR/Staser.rfm (Avira) W32/Staser.FV!tr (Fortinet) Adware-Bprotect (McAfee) Adware.Mutabaha.25 (Dr.Web) Trojan/Win32.Staser (AhnLab)


Windows Defender detects and removes this threat.

This family of malware can do the following:

  • Change your browser settings
  • Download and run files, including other malware

It spreads through software bundlers and download managers, like GoPlayer Download Manager, that advertise free software or games.

Use the following free Microsoft software to detect and remove this threat:

You should also run a full scan. A full scan might find other, hidden malware.

Remove programs

You can also manually try to remove this program:

The entry for this program might be called:

  • Wsys Control <version number>
  • Laban version <version number> 
  • DProtect Control <version number
  • eSafe Security Control <version number>

The following screenshot shows the unistallation entry for the trojan using the name "Wsys Control":

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.

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