Cannot delete Trojan:Win32/Sirefef.AQ virus from your computer successfully? How to stop it from coming back after every reboot? Are you still looking online for a better program to deal with this Trojan infection? But is there any perfect antivirus software that can completely remove this virus?
Trojan:Win32/Sirefef.AQ is believed to be one of the latest version of Trojan horses that tries to mess up with vulnerable computer users from all over the world. Once it’s been reported by your antivirus program, please be careful and try to delete it as soon as possible. Because the longer it stays in your computer, the more troubles it can bring to damage the system. Lots of other viruses, bugs, malware and spyware will be allowed to get into your computer without permission.
What are the opportunities to be infected by this Trojan:Win32/Sirefef.AQ infection? Since Internet has become popular nowadays, cyber hackers come along with it and create malicious websites and programs to make illegal benefits. To be precise, when you log on to hacked websites or download unknown programs, viruses including this Trojan will sneak into your computer. Once the infection is finished, it will change the settings of the computer system and let itself appear again after every incomplete removal by computer users. Soon your computer will not be working properly. Certain functions of computer will no longer work. There will be numerous pop-up windows showing all over the screen to interrupt you from using the computer. If Win32/Sirefef.AQ virus stays long enough, it will go on infect your browsers, antivirus software and other system performances. In order to stop further damages, you’d better do a fast removal to finally get it out of your computer completely.
# The most dangerous threat is that it can allow the illegal entry of remote hosts in order to follow all your activities on this computer and collect your valuable information.
# It can also create system vulnerabilities to bring more viruses, bugs, errors, worms, malware and ransomware to further damage your computer.
# There will be lots of pop ups including fake security alerts, porn ads, fake online surveys and hacked websites.
# Infected files will be dropped into your computer acting like legitimate ones to avoid from the detection of antivirus programs.
# Your computer will act slower than before till it’s completely stuck.
Trojan:Win32/Sirefef.AQ virus needs to be removed manually because it can disable the auto removal of legitimate antivirus software. And in case that any mistake might occur and cause unpredictable damages, please spend some time on making a backup beforehand. Then follow these steps given as below:
1. Restart the infected computer and keep pressing F8 key to log in with Safe Mode with Networking;
2. Open Control Panel from Start menu and go to Folder Options;
3. Under View tab to tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended);
4. Press Windows+R keys to open the Run window;
5. Find out and delete all these associating files as below:
%Documents and Settings%\[UserName]\Application Data\[random]
%AllUsersProfile%\Application Data\.exe(Trojan Win32 Sirefef AQ)
6. Find out and remove all these associating registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\”Shell” = “[Trojan Win32 Sirefef AQ].exe”
7. Restart the computer to normal mode when the above steps are done.
Note: If you don’t have much computer background knowledge and have failed to remove the Trojan:Win32/Sirefef.AQ virus by the above instructions, please contact YooCare Expert for a fast and professional removal.
Published by Vinson J.Porche on July 18, 2012 | How to Guides