Hey, my HP laptop is compromised with JS/ScrInject.b virus and becomes very slow. Everything I start on the laptop gets stuck soon. I have installed Norton and Avira, so I run them again and again to scan and remove this virus, but they can’t help at all. Every time when I restart laptop, they still say this virus is there. I don’t know why the antivirus can’t work. So I now need help in removing this virus urgently. Could you please help me that?

Brief Introduction of JS/ScrInject.b Virus

JS/ScrInject.b virus is hazardous Trojan horse which has a strong ability to change and disable system files and cause system errors. This Trojan virus will implant malicious files into registry editor, start-up item or Windows folder to change the system settings and system files. If the important system files are disabled and lose, the computer will start to run improperly. Some error codes will show on the screen when you’re performing tasks on computer, for example, you’re running the infected program which actually has been disabled by this JS/ScrInject.b virus. Since some system files are changed or disabled by this virus, some unknown .exe extension show on the desktop and even can’t be deleted directly. That means the system files and programs have been made chaos.  Besides, JS/ScrInject.b virus changes web browser’s settings, modifies the homepage and causes browser redirect problems.  DNS settings are also changed and your access to the Internet will be totally blocked. Gradually, this virus will damage the firewall of antivirus program till antivirus becomes useless and has no ability to protect computer from getting other malware threats. So you’re advised to remove this virus as quickly as you can.

JS/ScrInject.b virus is usually added into spam email attachment. The spam email is always some attractive content. For example, it will notice you that you’re a winner of a big prize and ask you follow the next instruction to obtain the prize. But actually if you click on anything in email, the virus will pop up immediately and get installed into computer without your notice. When you found some strange email like that, you’re advised not to open it or click anything in email. Besides, JS/ScrInject.b virus will also be bundled into those “free” applications or programs as a part of normal program. So if you don’t familiar that, you will download the malicious virus thing while you’re installing the application or program you need. You should be careful with the installation procedures. Don’t let malicious and unwanted program download together. Also cyber hackers would put this JS/ScrInject.b virus into websites they can control, and then when inexperienced people browse those unsafe websites or click anything from the webpage, this virus also soon activate and sneak into your computer. Generally, this virus together with other computer threats will be spread and target computer via many other ways on the network. Therefore, please don’t anything malicious operation when you’re browsing on webpage or computer will get trouble with virus.

Some Traits about JS/ScrInject.b Virus

-Can slow down the performance of the computer, or even blue screen.

-Can create many junk files which occupy a lot of space in hard drive.

-Can download other malicious programs into computer, which make further damage.

-Can redirect you to pages you don’t want all the time no matter what you are doing.

-Take a long time to turn on or shut down your computer

-Your sensitive information can be stolen by hacker who can access to your computer with the help of this Trojan.

-May pretend as an anti-virus program and cheat you that computer is in dangerous, and ask you to pay to remove the threats.

Warm prompt: It’s complicated for people who are not computer savvy or not familiar with the virus to remove the JS/ScrInject.b virus. You can contact YooCare/YooSecurity PC professional online service for help:

Removal Guide for PCs with Windows OS

There is a removal guide of Trojan provided here; however, expertise is required during the process of removal, please make sure you are capable to do it by yourself.

>>>>>> Press Ctrl+Shift+Esc keys simultaneously to get the Task Manager to stop the active processes of JS/ScrInject.b virus. To do this, you will need to click the “Processes” tag at the top then find out suspicious processes and right click on them and select “End Process”.

Task manager


>>>>>> Click “Start” menu at the lower left corner and type “regedit” in the search programs and files box and press Enter key. Then you will open the “Registry Editor”.

start menu


>>>>>> You will need to find out the suspicious registry files related to this JS/ScrInject.b virus in the Registry Editor, They are usually located in: HKEY_LOCAL_MACHINE > SOFTWARE. You need to distinguish them from their “Name” and “Data” at the right column. All of them will be randomly distributed. If you are not good at this, ask for an expert for help.

registry editor

>>>>>> After you find out the suspicious registry files, you need to find out where the .exe files of the JS/ScrInject.b virus locates. Usually, they will be in the operating system drive. To open it, you will need to click Start menu > Computer & My computer. Generally speaking, the Operating System drive is Local Disk (C:).

Hard diskdrives

>>>>>> Basically speaking, all the related files of JS/ScrInject.b virus will be located in Windows > System32. Find out all the files of the Trojan virus and delete them. Make sure that all the files you deleted are viruses, but not the files of the operating system. Any mistakes will cause data loss even system crash.

System 32

Video of Key Steps on How to Modify or Change Windows Registry:


JS/ScrInject.b virus can severely attack your computer once it gets on your PC. It corrupts your system files, weakens the security level of the infected computer and modifies all your key registry settings as well as disables your firewall because of its root-kit. The CPU usage percentage will become higher than before, which will cause constant blue or black screen death and system freeze. This JS/ScrInject.b virus helps cyber criminals remotely control the infected PC. So hackers can do anything on your PC and get any information from your computer or by tracking your online history. And users’ personal information like credit card, bank account details, log-in passwords or other financial information could be leaked out. Victims of this JS/ScrInject.b virus will suffer from financial loss. This Trojan must be removed as fast as possible to avoid further damages if you detect this nasty thing on your computer.

Warm prompt: If you are not computer savvy or not familiar with the virus to remove this JS/ScrInject.b virus. You can contact YooCare/YooSecurity PC professional online service for help:

Published by Tony Shepherd & last updated on May 6, 2016 12:04 pm

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