Hi, guys, I had a virus “rootkit.win32.sirefef.gen!b” with my win 7 desktop last night and haven’t found any effective way to fix it. I upgraded the existing antivirus software but it seemed still unable to pick this threat up successfully. Then I turned to some manual removal tutorials from Google, one question arises here: Is it possible for a newbie just like me to perform the manual approach? Who else can help me?

What is rootkit.win32.sirefef.gen!b?

rootkit.win32.sirefef.gen!b is a malicious rootkit threat which is able to sneak into target computers without any permission or authorization of users. As an offensive malware, rootkit.win32.sirefef.gen!b keeps performing the same evil acts like other Trojans do. It creates a startup system entry to run automatically when Windows loads. It also has capability to change web browser’s setting by injecting its malicious codes, thus, whatever you click in a link, your browser keeps being rerouted to unfamiliar or even dangerous sites you should be aware of. Furthermore, it can strikingly slow down PC speed and randomly cause death of blue screen, resulting in abnormal working of the PC. More severely, this virus can cause loss of money and possibly identity theft because it is capable to disable firewall and then let remote hackers access the infected system so that personal information and confidential data will be exposed as a result. If you leave this pest in your PC long, it will bring more dangerous threats such as Adware, rogue antispyware, worm into your system and may cause some irreversible harmful consequences. The last but not the least, rootkit.win32.sirefef.gen!b opens up a large security hole on your computer and is a very dangerous threat to the security of your personal and financial data. It is such a high risk computer infection that you ought to remove it immediately upon detection.

rootkit.win32.sirefef.gen!b is Extremely Dangerous

A: It endangers your Internet environment by redirecting your web searches to other harmful domain which carries more threatening viruses and deceives you to download free software, videos, games and files, etc.

B: It allows remote access to compromise your computer by changing your PC system settings, registry settings and files to capture and steal your personal privacy data without any permission.

C: It infects with lots of bundled malware, malicious spyware, adware parasites, and all these harmful PC threats can deep hide in your system, processes, files and folders.

D: It significantly slows down your computer performance and sometimes makes system crashed randomly. 

Fast and Effective Way to Eliminate rootkit.win32.sirefef.gen!b From Your Computer

rootkit.win32.sirefef.gen!b Auto Removal:
Obviously, trying antivirus software has very low chance to get rid of rootkit.win32.sirefef.gen!b. This threat protects itself by using the latest advanced technology to escape various antivirus detection and removal so even you have downloaded a bunch of antivirus software but with no good result.

rootkit.win32.sirefef.gen!b Manual Removal:
rootkit.win32.sirefef.gen!b has created a lot of registry entries and files to the system. To completely remove rootkit.win32.sirefef.gen!b, you must find out all the malicious things’ locations and delete them. But please be aware that manual removal is not an easy job because rootkit.win32.sirefef.gen!b encrypts its files using Random names and makes them invisible sometimes. You need to have expert skills dealing with registry editor, program files, dll. files, processes. Otherwise, any mistake occurs could make your situation go from bad to worse. It is highly recommended to contact Tee Support online computer experts for help to remove rootkit.win32.sirefef.gen!b safely and quickly.

1) Boot your computer into safe mode with networking by restarting your computer and keeping pressing F8 key and then using arrow key to get into that mode.

2) Open your Task Manger by pressing Ctrl+Alt+Delete key and end the processes of rootkit.win32.sirefef.gen!b:


3) The associated files to be removed in folders on Local Disk (note: new files are still created each month so far): 


4) Open your Registry Editor and then find out the registry entries of rootkit.win32.sirefef.gen!b virus to remove them (note: new registry entries are still made every month so far):

HKLM|HKCU]\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit

Similar Video Below to Remove rootkit.win32.sirefef.gen!b

Need Help to Remove rootkit.win32.sirefef.gen!b?

1) This tricky virus just uses random file names in same system directories or even its mutating versions will use different directories to escape various security tools’ detection and add more difficulty to manual removal.

2) If you haven’t sufficient expertise in dealing with program files, processes, .dll files and registry entries, it may lead to mistakes damaging your system permanently after you delete crucial computer files by mistake.

3) Want to safely and completely remove this perky mutating rootkit.win32.sirefef.gen!b virus infection but you cannot figure out a way since various security tools failed to remove it? Contact Tee Support’s 24/7 online Computer Expert to remove any stubborn computer threat manually

VN:F [1.9.18_1163]
Rating: 10.0/10 (6 votes cast)
Delete rootkit.win32.sirefef.gen!b manually, removal guide for win32.sirefef.gen!b virus, 10.0 out of 10 based on 6 ratings

Final Recommendation:

Still having trouble on dealing with tricky virus infections, stubborn errors, unwanted programs or any other headachy computer problems? Do not hesitate anymore! What you definitely need is a more specific, accurate and customized solution toward your specific issue in your specific computer system. Tee Support recommends to you an award-winning anti-malware tool that gives you the easiest and most effective automatic solutions.

Click Here to Download the Most Popular Anti-malware Now!