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Working Guide to Remove S.ad131m.com Virus

My homepage in Firefox is replaced by S.ad131m.com and I cannot change the homeoage I want. Besides, I am shown tons of annoying pop-up ads. It is so annoying! I don’t know why my norton 360 cannot delete the virus. I wish to get rid of this virus but I have no clue. Can you please help me? Thanks in advanced for any suggestion. 

S.ad131m.com Introduction

S.ad131m.com is deemed as a malicious browser hijacker that an affect all versions of Windows operating system, and harasses almost all type of web browsers such as Internet Explorer, Firefox, Chrome, Yahoo, and Bing and so on. It spreads via network environment while freeware downloads, peer to peer file sharing, spam email attachments, visiting erotic websites and so forth. As long as this hijacker permeates into your computer, it will mess up your computer and cause terrible calamity.

Oce set up, this browser hijacker will take over your reputable browser by modifying hosts file, DNS settings as well as browser settings, and adding many unwanted add-ons, extensions or plug-ins to your browser. Then you may see that your default search engine and homepage are replaced by S.ad131m.com without asking your approval, and your search results will be redirected to some irrelevant and malicious content web pages. And it is inevitable to have a plenty of annoying pop-up windows on the main computer screen. These Windows may the roots of dropping additional computer threats to the computer. And if that happens, all of your computer system resources will be negotiated and crucial features or abilities of the PC will be deactivated. The most obvious is that your computer performs slowly and poorly. If you try to run your antivirus program to detect or delete it, you might be disappointed. If this browser hijacker cannot be removed from your affected computer in time, you privacy may be exposed. Because this browser hijacker has the ability to pull together the personal information and crucial data stored in the computer and transfer them for commercial or evil purposes to remote hackers.

For the sake of both your computer system and your own privacy, you are highly suggested to takle quick actions to remove this S.ad131m.com virus from your computer permanently.

Tips for Further Malware Prevention

Use desktop firewalls.
Install and be sure to update your anti-virus software
Always install Operating System updates.
Keep your installed applications up-to-date
Secure your home network and your mobile connection.
Don’t use an administrative account, create a separate user account and create a strong password.
Backup your sensitive data.
Learn and always exercise safe browsing habits.
Be vigilant when using Peer-To-Peer Software.
Avoid visiting illegal and pornographic sites.
Ignore and close web pop ups that pretend to be a Windows alert.
Never open spam email attachments from people you do not know.
Try not to download pirated software, and when you necessary install a piece of software, you should read the End User License Agreement (EULA) so you know what you getting into.

Removal Guide

S.ad131m.com is a stubborn and tricky browser hijacker, which can inject many unwanted system files and registry entries to the computer system, so that it can bypass security utilities. If you want to delete the redirect virus completely and permanently, the following removal instructions will do you a great favor.

Solution One: Automatically delete S.ad131m.com browser hijacker by dint of SpyHunter

Solution Two: Manually get rid of S.ad131m.com browser hijacker from your computer

Solution One: Automatically delete S.ad131m.com browser hijacker by dint of SpyHunter

SpyHunter is an advanced professional and powerful malware removal tool, which is able to detect and delete various kinds of threat from your computer without damage. So you can download SpyHunter on your computer and use it to remove the computer threat quickly and safely.

Step 1: Download and Install SpyHunter on your computer.

Download SpyHunter Now

Step 2: After the installation, click on the “Scan Computer now” buttons to start the complete scan of hard drives to locate all the threats on your PC. The infections found may be shown as thumbnails with the description how fatal it can be for the system.

SpyHunter-System-Scan

Step 3: After the scanning process is over, Spyware HelpDesk will provide you total information about the threats encountered.

SpyHunter-Fix-selected

Step 4: Remove all the infections detected by the SpyHunter to make your system secure.

SpyHunter-Remove-Infections

Step 5: Click on System Guard button to block S.ad131m.com infection and also protect system from any further damages.

SpyHunter-syatem-Guard

Solution Two: Manually get rid of S.ad131m.com browser hijacker from your computer

Step 1: Remove add-ons and Extensions from infected browsers

Internet Explorer:

Start Internet Explorer.
Click on setting icon in the upper right corner and select Manage add-ons.

IE-Tools-Manage-add-ons

Click Toolbars and Extensions on the left side, search for and remove any unfamiliar add-ons.

IE-Remove-Add-ons

Mozilla Firefox:

Run Firefox browser.
Click on Tools in the top menu and select Add-ons.
Click Extensions on the left side, find out and disable any suspicious add-ons.

firefox-add-on

Google Chrome:

Run Google Chrome.
Click on wrench icon in the upper right corner, click on Tools and select Extensions option.

chrome-Wrench

Click Extension on the left side, tick Enable box and click trashcan icon to remove all extensions that you do not recognize.

Chrome-Remove-Extensions

Step 2: End the relevant processes

Press Ctrl+Alt+Del or Ctrl+Shift+Esc keys together to open Widows Task Manager. While Widows Task Manager opens, click on Processes tab. Select the related processes and click End Process button to cease them.

Windows-Task-Manager

Step 3: Show Hidden Files and folders

Click Start menu and select Control Panel from menu list. Click Appearance and Personalization link, and then double-click Folder Options paper file.

Folder-Options

While the Folder Options opens, click on its View tab. Under Advanced settings, check “Show hidden files, folders, and drives” and uncheck “Hide protected operating system files (Recommended)”, click OK button.

Show-Hidden-Files-Folders-Drives

Step 4: Delete registry entries

Attention: Be always to back up your PC before taking any actions.

Keep pressing “Windows+R” keys together to bring up run command box.

Winkey-+-R

While a command box pops up, type “regedit” into the box and then hit OK button to go on.

Open-Regedit-Editor

In the Registry Editor, locate and delete all registry entries associated with S.ad131m.com browser hijacker.

HKEY_CLASSES_ROOT\urlsearchhook.toolbarurlsearchhook
HKEY_LOCAL_MACHINE\software\classes\urlsearchhook.toolbarurlsearchhook
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Toolbar
HKEY_LOCAL_MACHINE\SOFTWARE\Mozilla\Firefox\extensions,
HKEY_CURRENT_USER\software\microsoft\internet explorer\toolbar\webbrowser
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “.exe”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnonBadCertRecving” = ’0
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\ActiveDesktop “NoChangingWallPaper” = ’1
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ’1
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System “DisableTaskMgr” = ’1
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download “CheckExeSignatures” = ‘no’
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main “Use FormSuggest” = ‘yes’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced “ShowSuperHidden” = 0

Step 5: Find out and delete the following malicious files

%Profile%\Local Settings\Temp\
%ProgramFiles%\
%UserProfile%\

Step 6: Restart your machine

In Summary:

S.ad131m.com is a nasty and dangerous browser hijacker virus, which hazards the target computer badly and brings a lot of inconvenience to the victims. If you want to avoid further damage and lost, you should have this hijacker virus removed from your compromised machine once you find it. The above manual removal is quite risky and complex, which needs rich computer knowledge and professional computer skills. If you are not good at computer, you are strongly recommended to remove S.ad131m.com browser hijacker by using the Automatic Malware Removal Tool-SpyHunter.

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