Has your MSE antivirus software detected Trojan:Win32/Sirefef.FY virus in your computer? Do you have any idea of how dangerous it is? Does it show up again after you reboot the computer? Can you successfully remove it out of your computer? It should be removed manually as only in this way it is a complete removal. Follow the instructions here to make yourself an expert in removing this Trojan virus.
Trojan:Win32/Sirefef.FY is defined as a nasty Trojan infection. You may have encountered this virus as it has been detected by your antivirus tools. But unluckily, you could not remove it by any kind of programs. This Trojan virus is created by hackers who have been qualified with better computer skills to damage your computer and collect valuable information. It’s targeting at vulnerable computer users from all over the world and can be spread fast via social networks. So be careful once it’s in your computer. Any kind of incautiousness can let you lose the whole game.
To be more concrete, Trojan:Win32/Sirefef.FY infection can be done through your online activities without drawing your attention. For instance, when you log on some unknown websites or download several “free” programs, viruses hidden in them will break the system security and get into your computer. And any type of viruses including Trojan horses, worms, malware, browser hijackers and ransomware could be hidden on the net. Once this Trojan virus escapes from your antivirus programs and gets inside the computer, it will secretly change the default settings of your computer so that it won’t be easily deleted by a click. Soon it will begin to interrupt you by lots of constant pop-up windows, online redirections or forcibly showing up fake PC protection programs. You should not underestimate its great damages as it can even inject rogue codes to mess up your computer system and allow remote hosts to take all over control of it. Then all your activities on this computer will be under monitoring. Your personal privacy and important data will be viewed and collected to do illegal activities. Nobody would want a Trojan virus in his/her computer. So without any doubt, you should get this nasty virus off your computer as soon as possible.
– It can change the default settings of your computer so that it can steadily stay inside and continuously bring more troubles to damage your computer.
– It can inject malicious codes to create system vulnerabilities so that other viruses and spyware can easily break the security shield and get inside without your permission.
– It will also allow remote hackers to take control of your computer or follow all your activities in order to make an illegal profit by your personal information.
– It may hide the icons from your desktop and leave you a blank desktop with a different background picture.
– It might also change the Internet settings to stop you from accessing to the social networks.
– It could reset your browser homepage and redirect all your online searches to malicious websites.
– It will drop infected files to replace the legitimate ones in order to avoid from the detection of virus protection tools and do further harms.
As mentioned above that virus creators are well qualified with computer knowledge, so Trojan:Win32/Sirefef.FY is created with the ability to escape from any antivirus software. Besides, Trojan viruses can be created every once in a while but antivirus programs only update every period of time. So for a new born virus, PC protection tools could not store its data in time. Many people may still seek for better programs or suggested tools from experts to deal with this Trojan virus. But they are in the wrong track. It is suggested that this Trojan virus should be removed with manual operations.
In case that any mistake might occur and cause unpredictable damages during this manual process, please spend some time on making a backup beforehand. Then follow these steps given as below:
1. Reboot the infected computer and repeatedly hit F8 key before start up screen shows; then use up and down arrow keys to select Safe mode with networking and press Enter to access system.
2. Open Control Panel from Start menu.
3. Open File Options – View tab – tick Show hidden files and folders & non-tick Hide protected operating system files (Recommended) – click OK.
4. Open Run window by pressing Windows+R keys at the same time and search Regedit.
5. Find out and delete all these associating files as below:
%Windows%\system32\[Trojan:Win32/Sirefef.FY].exe
%AppData%\Protector-.exe
%Documents and Settings%\[UserName]\Application Data\[random]
%AllUsersProfile%\Application Data\.dll
%AllUsersProfile%\Application Data\.exe(Trojan:Win32/Sirefef.FY)
6. Find out and remove all these associating registry entries:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run Regedit32
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “Inspector”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Settings “net
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run “[random].exe”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\”Shell” = “[Trojan:Win32/Sirefef.FY].exe”
Video Shows You How to Safely Modify Windows Registry Editor:
Note: If you don’t have much computer background knowledge and are not able to remove this Trojan:Win32/Sirefef.FY virus by the above instructions, please contact YooCare Expert for a fast and professional removal.
Published by & last updated on June 26, 2012 9:06 am
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