Remove Win32/Sirefef.GC Virus Easily and Completely

How dangerous Win32/Sirefef.GC is?

Win32/Sirefef.GC is a highly risky Trojan virus which can invade users’ computers unconsciously by exploiting system holes. The most important function of this Trojan virus is to open a backdoor for cyber crooks to break into the targeted system and steal users’ private information from it to gain illegitimate benefits.

Once your computer gets infected with Win32/Sirefef.GC, this virus will secretly modify your crucial system settings and registries entries so that it can be launched automatically each time the system boots. Besides, Win32/Sirefef.GC has the ability to continue to replicate itself and spread its clones out to different regions of the infected system. Apart from that, this Trojan virus also regularly introduces other kinds of viruses and malicious programs into your machine, and then smashes your system together with them. Win32/Sirefef.GC will incur other system problems such as consuming large system resources, degrading your computer performance and hampering the normal running of other applications. This virus is mainly programmed to open a backdoor on the compromised computer for remote hackers to intrude into your system and then pilfer your sensitive data from it. This will seriously hurt your interests. Without a doubt, it is necessary to remove Win32/Sirefef.GC from your computer to avoid irretrievable damages.

Solutions to prevent your computer from being attacked by Win32/Sirefef.GC

In fact, there are many ways for Win32/Sirefef.GC to invade a computer. As a Trojan virus, it is able to take the advantage of system loopholes to attack the compromised machine. Hence, you must update your antivirus program regularly. Through spam emails, this Trojan can enter your machine as well, when you open those spam emails. For this reason, you are not wise to open those unidentified emails. In addition, pornographic websites are the very places that Win32/Sirefef.GC hides inside. Therefore, visiting those sites will increase the risk of being infected. So in order to avoid Win32/Sirefef.GC, you should never browse on such kinds of sites.

How to Delete Win32/Sirefef.GC Virus Manually?

Step1. Booting the system in Safe mode with Networking

Solution: keep pressing F8 while the system is booting up. When you succeed in booting into the safe mode, you should select the Safe mode with Networking and press enter.

Step2. Terminate all processes of Win32/Sirefef.GC

Solution: Open Task Manager (alt+ctrl+delete). Or you can click Start menu>run>type taskmgr>press ok.

Step3. Make the hidden malicious files appear and remove all vicious files that are related to Win32/Sirefef.GC.

Solution: click start menu ->select control panel ->click appearance and personalization ->go to folder options ->click the view tab and select hide protected operating system files

%System Root%\Samples
%User Profile%\Local Settings\Temp

Step4. Delete all registries entries about Win32/Sirefef.GC

Instruction: Press Window+R at the same time, or go to Start menu and click run, then type "regedit" in the box and press ok.

Check out the following entries and remove all of them:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ Win32/Sirefef.GC
HKEY_LOCAL_MACHINE\SOFTWARE\Classes\ Win32/Sirefef.GC\SettingsMngr