lssas.exe Virus Removal

Should I Remove lssas.exe from PC


You should know that lssas.exe is a genuine process from Microsoft which is an important process for your computer system. However, there could be some malicious files which may have the similar name. So, it’s necessary to locate whether it’s a malware. Using an antimalware you can try to find out if it’s a malware.

What is lssas.exe?

The lssas.exe is an executable file where ‘lssas’ stands for Local Security Authority Service, which is a legitimate Windows system process by Microsoft Inc. This process is responsible for Windows security policy implementation and other Windows security functions. Further, lssas.exe is also responsible for verifying the identification of the user when he/she logs in to the computer system. Also, it generates the process for user’s authentication when he/she uses Windows logon service.

Lssas.exe is an essential system file and is necessary for normal functioning of your computer system. Moreover, some malware infections like sasser worm deceive users by hiding its processes under the name of this important system process. There are many malware variants like Pexmor, OnTraget, Satiloler, Rontokbro, Wowcraft, Crutle, and other variants.

So, though lssas.exe is a valid system file but there may be a malware mostly sasser worm which may be working on your system under the file. Hence, there may be a computer malware on your computer system which may create lots of troubles. If you find that it’s a malware which have intruded your computer system, then you should immediately remove this malware.

What are the effects of malicious lssas.exe file on the system?

If a malicious lssas.exe file has entered your computer system, then you may find your system start running slow and become unresponsive several times. In addition, you may experience unauthorized activities on your computer system such as copy of new files on your system.
Further, while browsing internet you may experience interrupting ads and annoying pop-ups which appear all around the screen. You also experience degraded internet performance and fetches lots of ads in your internet browser while surfing internet.

In addition, you find false system error reports which may scare you for having a serious malware on your computer system. Apart from this, it may also collect your personal information and may send it to hackers.

Trojan lssas.exe Virus Removal Guide

If Trojan has already infected your computer, go for its removal immediately otherwise when its infection becomes severe, it causes a lot of trouble and becomes too stubborn to remove from the computer.

How does this lssas.exe malware intrude your computer?

This malware may intrude your computer system through various means. Mostly, this virus intrudes your system through malicious software which are not trusted such as freeware. Such software may contain malicious codes which is injected in your computer system when you install freeware on your system.

Similarly spams such as spam mails may inject such malware on your computer system. This is because such mails may arrive with malicious attachments which gets onto your PC after you click on it.

Further, infected web contents which mostly include online pop-up ads and malicious sites may also cause such malware infection. So, you should take care while installing freeware by choosing customer or advance installation method. Also, avoid visiting suspicious websites.

You should remember that lssas.exe is an important system process which is necessary for smooth and normal running of your computer system. If you remove it then serious system issue may occur. So, while dealing with it you should be cautious and try to find out if it’s really a malware process or not. But since there are many malware variants which has the same name as this legitimate system process. In case if you notice sluggish system, encounter continuous advertisements, gets browser redirections, etc. then there is possibility that your computer is infected from malicious lssas.exe file. So, you should try to scan your system with a powerful antimalware to detect the malware and remove it from your PC.

Removal steps of malicious lssas.exe

You can eliminate malicious lssas.exe file from your PC by using Malwarebytes:

1. First download Malwarebytes antimalware on your computer system by clicking on the link. Once you download the Malwarebytes on your computer now find out the setup file of the Malwarebytes.

2. After locating the setup file “mbam.exe” further double click it launch the installation procedure. While installing the tool on the system you may come across “User Account Control” prompt, then choose “Yes” to go further.

3. Once you do this Malwarebytes tool start installing on your computer system while installing you should click on the Next button on each step to ensure the successful installation.

4. After the tool completes installation successfully then an automatic update will commence. Once the update is finished then click on Scan Now.

5. When the update finish then after clicking the scan now button the Malwarebytes will launch a complete system scan. Once the scan is finished then the tool gives you a detailed report on the spotted malwares. Finally, clear malwares by clicking on the Remove Selected button.

6. After this all the malwares and malicious files along with malicious registry entries will be cleaned from your computer system.

Screenshots : 

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

Method No.2: Manual Method

Follow the following steps to remove Trojan manually.

To remove lssas.exe Virus Trojan, you may have to mess with registery & system files. Making a single mistake and deleting the wrong thing may corrupt your system.
 To Avoid this use MalwareBytes – lssas.exe Virus Removal Tool.

Step 1 : Uninstall suspicious software using Control Panel.