Completely remove Trojan:Win32/sirefef.AC Virus in 3 steps

Unable to clean the Trojan:Win32/sirefef Infection?

Trojan:Win32/sirefef.AC is a nasty virus usually detected by  Microsoft Security Essentials. This trojan affects Windows XP, Windows Vista, Windows 7 both in safe mode and normal mode. Every time you turn on your computer MSE says it has detected Trojan:Win32/sirefef.AC, and then it cleaned the computer by removing it. But it keeps coming back after a reboot. What is more, this trojan virus will cause google redirecting problem, any search in Google was automatically redirected to a strange website. The computers are hijacked when they’re infected with a special kind of Trojan, called a botnet Trojan Trojan:Win32/sirefef.AC, which is designed specifically to allow remote control of a large mass of computers. The network of botnet computers is then used for various purposes, typically to send spam or conduct denial of service attacks on targeted websites. So the urgent thing must be removed as soon as possible. And manual removal of the annoying virus is required, still one useful tool is better for you to completely and safely eliminate Trojan:Win32/sirefef.AC.

 Trojan Win32/sirefef ScreenShot

How do i get rid of Win32/sirefef.AC permanently?

Have several days of headaches for researching help to delete Trojan:Win32/sirefef.AC? How this Win32/sirefef virus works? First, this kind of trojan horse was created by hackers, next the criminals put the nasty virus bundled with some programs or hidden on some sites, when you run the programs or click on the malicious sites you just activate the virus. It records the entire contents of each chat room you visit—and log the usernames and addresses of other channel members. Well, since some antivirus software won’t be able to help. You must delete TrojanWin32sirefefAC virus by manual and with other helpful tools.

Try to update your Antivirus software, apply a full virus scanner in Windows Safe Mode to remove Trojan:Win32/sirefef.AC scamware, to then try to fix other Internet Explorer errors.

To Remove Win32/sirefef virus, first please stop and kill its processes.

For your machinie boots to an funny desktop and a whole lot of screens come flying open. So before you start to clean up Trojan:Win32/sirefef.AC virus, please get in safe mode with networking


When you are in the safe mode with networkin, please follow this  Trojan uninstalling tutorial to get it fixed.
Step1: Stop all processes of Trojan horse fromTask Manager.

“iexplore.exe” Random.exe

Step2: Delele all associated files generated by Trojan:Win32/sirefef.AC scamware.

%System%\tdss_log.cmd
%System%\freeservice.dll
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “random files”

Well, after you have done steps above, please get the following video guide to completely eliminate Trojan:Win32/sirefef.AC fake alert from registry entry.
Similar video tutorial on how to modify or change Registry entries generated by the Trojan:

Step 3: To Remove Trojan:Win32/sirefef.AC virus, you need to diagnose your PC. Have you ever installed any anti-spyware security software for your Windows machine? Or it had just disabled by the “smart” trojan horse? Or, you just don’t have any anti-virus solution installed on your computer, then here you can get one downloaded and installed in your system as Administrator to clean the Trojan.

Please remove any item related to Trojan:Win32/sirefef.AC not let it spreads itself to other computers. Or you can get instant help from PC Experts 24/7 online. Last, enable these kinds of viruses filters and be aware for any warning messages they generate.

Learn More Variants of Trojan:Win32/sirefef worm

Very Related Posts for Your Reading to Prevent and Remove the trojan horse

How To Enable and Disable Network Connections in Windows to uninstall Trojan:Win32/sirefef virus
McAfee Communities: Real time scanning keeps turning off… (Remove Trojan Win32/sirefef)
Community.norton guide you to eliminate Trojan virus
Answers.microsoft.com help to get rid of terrible virus

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