How to Remove Trojan:Win32/Sefnit.AU virus – Remove Instructions

Feel bad as your computer infected with Trojan:Win32/Sefnit.AU virus? Don’t know how to troubleshoot this annoying issue from your compromised PC? Cannot understand why your security programs failed to remove it? Fortunately, this post will guide you on how to remove Trojan:Win32/Sefnit.AU successfully without damage.

Trojan:Win32/Sefnit.AU virus description:

Trojan:Win32/Sefnit.AU virus is a vicious and destructive Trojan horse and is similar to other Trojans that can do harm to your system terribly. It could attack the targeted machine via exploiting system security vulnerabilities and unprotected networks. It has ability to run many strange programs in the background in order to slow down your PC performance and speed dramatically.

You should know it is developed with advanced rootkit technology so that it can root the corrupt files deep in the infected system. Additionally, it can generate a startup registry to make itself activated automatically each time your Windows loads. It can mess up your system beyond imagination. Worse still, it will seize any chance to steal your confident information and data to gain illegal profits. In this case, the best way is to remove Trojan:Win32/Sefnit.AU virus completely from your PC as soon as possible.

Manual removal of Trojan:Win32/Sefnit.AU virus

If you have good knowledge of computer, it is suggested to manually get rid of Trojan:Win32/Sefnit.AU virus. However, treat each step cautiously during the process.

Step 1: Get your computer into safe mode.

A.    Firstly turn off your affected computer and then click Restart to reboot it.

B.     Hit F8 key constantly until Windows Advanced Option Menu starts.

C.     When the Windows starts, choose "Safe Mode with Networking" option and then hit Enter key to proceed.

Step 2: Terminate all the processes of this virus using Windows Task Manager.

A.    You can right-click the taskbar to rapidly open Windows Task Manager.

B.     Move to Processes tab, scroll down the list and then click “End Process” button to end the malicious running processes related to this virus completely.

Step 3: Search for and remove all the files associated with this virus from every location of your corrupt PC.

A.    Go to Start menu and locate Search.

B.     Type Trojan-PSW.Win32.Tepfer.lnga into the search box, search for and remove all the following files associated with this virus.

%AllUsersProfile%
%AllUsersProfile%\Application Data\~r
%AllUsersProfile%\Application Data\~dll

Step 4: Get rid of all the registry entries relevant to this virus from Registry Editor. 

A.    You can press Windows + R keys together, and then type regedit into the Run box and then click OK to open Registry Editor.

B.     Once Registry Editor opens, find out all the registry entries of this virus and then get rid of them all. Don’t forget to back up your Windows before any change.

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “ ”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” = ’1′
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ’0′

Step 5: Don’t forget to reboot your computer normally when you finish all the steps above.

Automatic removal of Trojan:Win32/Sefnit.AU virus (Recommended)

Manual removal is a rather risky and painstaking procedure that requires enough skills to operate it. If you a regular PC user, we sincerely recommend you to use an automatic removal tool to delete Trojan:Win32/Sefnit.AU virus with ease. It can help you detect and delete all types of threats, and even can help you repair your corrupt system as well.