Published Aug 08, 2012|Updated Sep 15, 2017

Virus:Win32/Quervar.B

Alert level: Severe Detected with Windows Defender Antivirus

Also detected as: PE_QUERVAR.B-O (Trend Micro) Trojan.Encoder.154 (Dr.Web) Trojan.Exprez!gen2 (Symantec) Trojan-Dropper.Win32.Dorifel (Ikarus) W32/Quervar.A (Avira) W32/Quervar-C (Sophos) W32/XDocCrypt.a (McAfee) Win32.Davion.B (BitDefender) Win32.Dorifel.Gen (VirusBuster) Win32/Quervar.C (ESET) Win-Trojan/Dorifel.151552 (AhnLab) Worm.Win32.Dorifel.a (Kaspersky)

Virus:Win32/Quervar.B is a virus that infects specific Microsoft Office document files and executable files. This virus has been observed contacting remote hosts in order to download files onto your computer.

In the wild, we have observed the virus infecting files with the following file extensions:

  • .DOC
  • .EXE
  • .XLS

 

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