Hello, I have a trojan virus called JS.Downloader!gen23 detected by Norton, but I have many times to run a full scanning and then removing infected files, but this virus is still in system. I enter the Registry trying to delete something malicious, but I can’t figure out which files and entries are corrupted and worry I will do some wrong with the system. Do you guys have more effective way to help me completely clean this virus?

Brief Introduction of JS.Downloader!gen23 Virus

JS.Downloader!gen23 virus is a harmful and hazardous Trojan virus to attack Windows version computer. If your computer is hit by this Trojan virus, the virus will soon enter the system settings to change important files, change the settings of operating system and insert harmful files deeply into crucial system files as well folders. It also can change the DNS to block you to access the network. Internet speed will become very slow, and it’s hard to load a new tab on the web browser, and web browser may sometimes crash down, which will frustrate you a lot. JS.Downloader!gen23 virus is capable to replicate and implant itself into another place of system to make computer run abnormally. In this way, antivirus cannot detect it. Then it can sneak into startup items, registry editor or task manager to change or disable some function. Computer will always get files fragmentation, get stuck and crash down or even cannot start up. Windows program might be disabled by this dangerous virus. If you run many programs or perform many tasks at the same time, computer will crash down immediately. Antivirus would act in a malfunctioned way even be damaged by this virus and system loopholes will severely generate. Many other computer threats will root into system. it’s wise to clean out this virus as soon as possible.

JS.Downloader!gen23 virus can get on your computer in many ways. It will come to your computer while you are downloading and installing free software into your machine, because cyber criminals can insert the extension or plugin of this infection into the free downloading programs. if you see strange pop-up showing on the website you visit, you should be cautious and not to click these attractive pop-up. Many pop-ups from unsafe websites like phishing sites, hacked sites and unlicensed domain are carried virus files. So it will be quick and easy for JS.Downloader!gen23  infection to affect computer via malicious websites, as malicious websites are corrupted by different unknown infections. Especially you need to be careful with those illegal porn websites. Besides, this virus may also hide into those spam email attachments, once click, it also quickly activates and gets installed into computer. To decrease the chance of getting this virus in your computer, please be careful with what you operate online.

Some Traits about JS.Downloader!gen23 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.Downloader!gen23 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.Downloader!gen23 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 Trojan 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.Downloader!gen23Virus 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.Downloader!gen23 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.Downloader!gen23 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 Trojan 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.Downloader!gen23 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 Trojan Virus. You can contact YooCare/YooSecurity PC professional online service for help:

Published by Tony Shepherd & last updated on October 11, 2016 5:22 am

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