How to Remove JS/ScrInject.b Virus Step By Step?

My computer is infected with JS/ScrInject.b virus and I really need help in removing it because my computer is very slow. I tried to run AVG, Malwarebytes and some other antivirus programs but none of them worked. They only detected a few PUPs but whenever I reboot the computer, I still get the virus alert from ESET. How do I get rid of the virus permanently?

Infected With JS/ScrInject.b Virus – How to Remove?

JS/ScrInject.b is categorized as Trojan virus that can be installed secretly and has the ability to drop and execute other security threats on the affected PC without asking for any permission. Usually this type of virus sneaks into the machine after downloading free software from unknown third party websites, opening spam email attachments or visiting suspicious websites, especially for those pornographic sites. It may also attack your PC after you clicked on misleading pop-up ads like a fake update pop-up message which reminds you to update your system web browsers. Signs of this infection can be very obvious. First of all, you will notice that computer performance is poor and the CPU occupancy rate is very high all the time. It causes computer freezing issue and makes program not respond frequently. And then you may suffer homepage change, browser redirection, unexpected system error or even blue screen of death problem from time to time because the virus can add its malicious files into your Registry and change your system settings in the background. Like other Trojans, it has the ability to connect to a remote server and download more threats onto the infected system. The Trojan runs high risk and it has to be deleted at once if you have detected it on your PC.

JS/ScrInject.b Virus causes security bugs and opens backdoor to help more threats attack your PC, then your system will become more and more vulnerable. Cyber criminal could take the chance to gather sensitive information like your log-in details, user names, credit card information and even hack your PC. It may also monitor your Internet browsing activities and harass you with annoying ads and spam warning during your online activities. In some cases, your Internet connection can be disconnected because of this nasty Trojan. So you are suggested to get rid of JS/ScrInject.b manually before everything being messed up.

The following instructions require certain levels of computer skills. If you’re not sure how to delete this nasty Trojan, please live chat with YooCare experts now.

Dangerous Actions Performed by This Virus:

1. It can compromise your system and may introduce additional infections like rogue software.
2. It forces you to visit websites and advertisements which are not trusted and may lead you to pay money wrongly for worthless products.
3. It takes up high resources and strikingly slows down your computer speed and even causes your computer stuck frequently.
4. It may allow cyber criminals to track your computer and steal your personal information.

How Does This Virus Get On Your Computer?

From malicious drive-by-download scripts from corrupted porn and shareware / freeware websites.
Through spam email attachments, media downloads and social networks.
When clicking suspicious pop-ups or malicious links.
Open unknown email or download media files that contain the activation code of the virus.

About Trojan Virus Removal:

Currently many computer users had the same experience that this virus couldn’t be removed by any anti-virus applications. So the manual approach is always required to combat this virus. And here is the step-by-step removal guide for all computer users.

1. End the malicious process from Task Manager.

Once JS/ScrInject.b virus is installed, computer user may notice that CPU usage randomly jumps to 100 percent. At any time Windows always has many running processes. A process is an individual task that the computer runs. In general, the more processes, the more work the computer has to do and the slower it will run. If your system’s CPU spike is constant and remain at a constant 90-95%, users should check from Task Manager and see if there is a suspicious process occupying system resources and then end it immediately.

(The name of the virus process can be random.)

Press Ctrl+Shift+Esc to quickly bring up Task Manager Window:

task manager

2. Show hidden files and folders.

Open Folder Options by clicking the Start button, clicking Control Panel, clicking Appearance and Personalization, and then clicking Folder Options.

Click the View tab.

Under Advanced settings, click Show hidden files and folders, uncheck Hide protected operating system files (Recommended) and then click OK.

Folder Options

3. Open Registry entries. Find out the malicious files and entries and then delete all.

Attention: Always be sure to back up your PC before making any changes.

a. Press Windows key + R to open Run box. In the “Open” field, type “regedit” and click the “OK” button.


Then a Registry Editor window will pop up as the following picture shows:

registry editor

b. Search malicious files and registry entries and then remove all of them:

%AllUsersProfile%\Application Data\.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\[random]
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Temp

Video Shows You How to Safely Modify Windows Registry Editor:

JS/ScrInject.b virus is a highly dangerous virus that can trigger high CPU occupancy rate, cause annoying browser redirection problem and even generate pop-up of advertisements whenever your computer is online. Trojan is designed to steal financial data, such as credit card numbers, login names, passwords, valuable personal documents and other sensitive information although sometimes it won’t show you any infected symptoms once downloaded. For this nasty virus, it can disable firewall and generate misleading virus alert to infected users every few seconds. It terminates and totally disables running antivirus software installed on the target computer and then connects to various malicious servers to download other harmful parasites to destroy the PC. It can make your privacy in a dangerous situation so please take action to remove it from your computer as soon as possible.

Note: If you are not knowledgeable enough to be able to distinguish the location of this virus, or you are afraid of making mistake during the manual removal, please contact experts from Yoocare Online Tech Support for further help.

Published by on May 5, 2016 8:22 am, last updated on May 5, 2016 8:22 am

Leave a Reply

Problems with your PC, Mac or mobile device?

Live Chat Now

Thanks for using YooCare Services!

Here're some of the support team members who are passionate about their works and support our customers 24/7.

As Seen On