Thursday, November 20, 2014

How to Remove Trojan:Win64/Sirefef.Y - Delete Trojan:Win64/Sirefef.Y Completely

Don’t know when the computer is infected with Trojan:Win64/Sirefef.Y until some settings have been made automatically? How can Trojan:Win64/Sirefef.Y sneak into the computer without letting you know? What will happen if you just leave it in the computer? How to get rid of Trojan:Win64/Sirefef.Y completely from your system? Learn more from the post.

Trojan:Win64/Sirefef.Y is one of the harmful computer viruses that belongs to the Trojan horse family. It is created by cyber hackers to mess up the infected computer and collect computer users' valuable information without letting you know. For its own benefits, Trojan:Win64/Sirefef.Y will automatically download other malicious of programs into the target system and cause a lot of PC issues.

Other computer issues also aroused by Trojan:Win64/Sirefef.Y runs in the background to take up a plenty of computer resources and CPU memories. The operation of your PC will decrease day after day. You need to spend a long time in getting start and shutting down your computer. Browsers which used to load almost instantly, now often take so much time. Besides, Trojan:Win64/Sirefef.Y also interferes with internet connection by using up bandwidth to retrieve advertisements.

Step by step guide: (please perform all the steps in correct order)

Method One: Trojan:Win64/Sirefef.Y manual removal instruction

Step 1: disable any suspicious startup items that are made by Trojan:Win64/Sirefef.Y .
Click Start menu ; click Run; type: msconfig in the Run box; click Ok to open the System Configuration Utility; Disable all possible startup items generated.

Step 2: stop all the processes about Trojan:Win64/Sirefef.Y
Guide: Open task manager by pressing Alt+Ctrl+Del keys at the same time. Another way is to click on the Start button and choose Run option, then type taskmgr into and press OK.

Terminate all the processes of Trojan:Win64/Sirefef.Y

Step 3: show hidden files and folders and delete all the following files.
Guide: click the Start button and choose Control Panel, clicking Appearance and Personalization, to find Folder Options then double-click on it. In the pop-up dialog box, click the View tab and uncheck Hide protected operating system files (Recommended).

Delete all the following files:
%AllUsersProfile%\Application Data\
%AllUsersProfile%\Application Data\random

Step 4: open Registry Editor to delete all the registries as below
Guide: open Registry Editor by pressing Window+R keys together.(another way is clicking on the Start button and choosing Run option, then typing into Regedit and pressing Enter.)

Delete all the vicious registries as below:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall\ BrowserSafeguard \ShortcutPath “%AppData%\[RANDOM CHARACTERS]\[RANDOM CHARACTERS].exe” -u
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “.exe”
HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\random
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ’0

There may be some other issues such as windows registry errors in your system. To avoid potential risk and to ensure your computer security, you are suggested to use RegCure Pro to optimize your system after the adware removal.

Step 5. download RegCure Pro


Follow the instructions to install RegCure Pro


Video on how to remove computer infections:

Method two: Automatically remove Trojan:Win64/Sirefef.Y easily with SpyHunter

SpyHunter is a powerful, real-time anti-spyware application that designed to assist the average computer user in protecting their PC from malicious threats like worms, Trojans, rootkits, rogues, dialers, spyware,etc. It is important to note that SpyHunter removal tool works well and should run alongside existing security programs without any conflicts.

Step one: Click the Download icon to install SpyHunter in your PC.

Step two: After the installation, run SpyHunter and click “Malware Scan” button to have a full or quick scan on your PC.

Step three: Choose Select all>Remove to get rid of all the threats on your PC.

Note: Trojan:Win64/Sirefef.Y should be removed as soon as possible before it makes more damages to your PC. If you haven’t sufficient expertise in manually dealing with program files, processes, .dll files and registry entries, you are recommended to download Spyhunter to automatically remove Trojan:Win64/Sirefef.Y from your PC quickly and effectively. Also with the protection of Spyhunter antivirus software, you can definitely release from interruption of all computer viruses.

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