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Remove Trojan.Sirefef.BV virus

Trojan.Sirefef.BV is a name applied to particular program by security software, if it behaves in a way that seems to be dangerous and contain traits of malicious intent. Hundreds of particular cases have been reported so far, still hundreds are to be discovered, according to experts’ expectations.
Malware registered under the above detection code is a tiny program, might be less than 10 kb long. It swiftly enters computer system. This might be an illegal migration of HTTP cookies file. Naturally an infection of such small size cannot be capable of executing multiple tasks. Therefore the detection is a single-task malware.
The task is in most cases limited to download of larger program. Removal of Trojan.Sirefef.BV as such might be insufficient, if you do like your PC to be duly purified of viruses. Click here for comprehensive approach to the problem, that is, to thoroughly analyze computer memory with free scanner in order to get rid of Trojan.Sirefef.BV and the malware dropped into your PC thanks to its effort.

Trojan.Sirefef.BV behaviour and details:


  • Trojan.Sirefef.BV may seriously slow your computer;
  • Trojan.Sirefef.BV may be difficult to remove manually;
  • Trojan.Sirefef.BV may generate other fake alerts;
  • Trojan.Sirefef.BV is the consequence of other malware infections;
  • We recommend to remove Trojan.Sirefef.BV automatically.

Automated removal:

It is critically important to remove Trojan.Sirefef.BV, yet there might be a number of other threats to deal with. Without a doubt, presence of one infection on your PC increases the odds of having more than one threat, other things being equal, for every infection definitely weakens computer system.

The tool to get rid of Trojan.Sirefef.BV takes the above consideration into account as it detects the infections through entire hard and removable memory submitted in order that it can delete the specified parasites. It is a multi-purpose solution to satisfy the variety of your computer protection needs. In the meantime, its ability to perform the extermination of rogue in question has been tested specifically, and empirical evidence available that it does cope with the task.

Trojan.Sirefef.BV Uninstaller

Trojan.Sirefef.BV manual removal instructions:

Incorrect or incomplete deletion happens when one or more constituents of deleted rogue are omitted and/or harmless files and registry values are abolished instead. Such improper act rather harms than cures. If you stand for the manual procedure and is about to apply it, please completely delete the rogue in a strict accordance with the list below.

Remove Trojan.Sirefef.BV files:

%System%\drivers\[RANDOM CHARACTERS].sys


C:\WINDOWS\system32\[random name].dll

Remove Trojan.Sirefef.BV registry entries:

HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main “Use FormSuggest” = ‘Yes’

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ’0′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnonBadCertRecving” = ’0′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ActiveDesktop “NoChangingWallPaper” = ’1′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Associations “LowRiskFileTypes” = ‘.zip;.rar;.nfo;.txt;.exe;.bat;.com;.cmd;.reg;.msi;.htm;.html;.gif;.bmp;.jpg;.avi;.mpg;.mpeg;.mov;.mp3;.m3u;.wav;.scr;’

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ’1′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer “NoDesktop” = ’1′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System “DisableTaskMgr” = ’1′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[random].exe”

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[random]”

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system “DisableTaskMgr” = ’1′

HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download “CheckExeSignatures” = ‘no’

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced “Hidden” = ’0′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced “ShowSuperHidden” = ’0′

Related removal guides:

  1. Get rid of Trojan:Win32/Sirefef.P as is or as a part of larger infection
  2. Get rid of Win32/Sirefef.CH browser oppressor and the peril of drawing your PC into botnet
  3. Remove Win32/Sirefef.DT to let useful apps run properly and delete malicious program that wears skin of fair system utility
  4. Removal of TR/Sirefef.BP.1 in spite of its attempts to get its removers confused
  5. Uninstall Vista Anti-virus 2011 virus and prevent its restoration

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