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Sep 29, 2014

Win32/ExpressDownloader.J Virus Removal

I have a Trojan called Win32/ExpressDownloader.J that I cannot find a way to get rid of it completely. Earlier today I accidentally downloaded something from a pop up and a few minutes later my laptop stopped working so I have to force shut down. But when I turned it back on, my antivirus keeps saying it has found the Trojan, however it didn’t help remove it. What should I do?

Learn More About Win32/ExpressDownloader.J

Now many of the malicious websites contain Trojan downloaders, and banking Trojans designed to create backdoors through which personal data can be sent to hackers. Win32/ExpressDownloader.J is one of these Trojan downloaders that can infiltrate your computer unknowingly with the use of security exploits beyond your approval. It usually penetrates into a computer by visiting porno sites, clicking malicious links or even downloading illegal contents. Once installed, it will show many evil actions on the infected system. To be more specific, you’ll find that your computer performance and your Internet connection speed are reduced to a half. When you browse online, you will be bombarded with tons of annoying pop-up ads that stop you from closing down and even interrupt your online usage. In addition, it may monitor your web-browsing activity and redirect you to all kinds of ad sites against your will. The longer you keep it on the computer, the more destructive damages it can bring to you.

As we know, different Trojans can perform different tasks. For this Win32/ExpressDownloader.J virus, it belongs to Trojan downloader so it has the capability to download threats or malware from the remote servers without your knowledge. When those unwanted infections get installed on your computer, you’ll find computer runs out of control sometimes. It may play audio ads in the background even though you didn’t open any webpages on your browser. Also it could take much longer for you to open programs installed on the computer because when you open those programs, a little hourglass will keep spinning and they won’t open at all. The reason why your computer is more and more slow is there are lots of junk files created by this Trojan downloader being placed on your system folder. Those junk files take up lots of system resources so it is not surprised that your CPU usage will reach to 100% even you only have few programs running in the background. Watch out! Win32/ExpressDownloader.J is a high-risk threat that can disable security software from being deleted, modify system settings, display annoying pop-ups, and even disconnect Internet connection or cause system crashes, etc. You should have it removed right away once you detect it on your machine.

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.

Infected Symptoms Are Listed Below:

It can bypass the legit security tools and destroy your computer secretly.
It prevents you from opening some application because the files are corrupted.
It can make your browser redirected to all kinds of malicious websites.
It is able to allow remote hacker access the compromised system for illicit purpose.

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.

Note: No matter how the virus accesses your PC, users should know that there are no tools can remove this pesky Trojan automatically at this moment, it is suggested users not spend much time in downloading or paying any security software which claims can delete this stubborn virus. It is totally useless. To completely get rid of Win32/ExpressDownloader.J virus, professional manual guide is needed.

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 Win32/ExpressDownloader.J 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.

Run

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%\[random]
%AppData%\Roaming\Microsoft\Windows\Templates\[random]
%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:

Win32/ExpressDownloader.J is a hazardous Trojan virus that can be detected by some anti-virus programs. However, those anti-virus programs can’t remove them even if they can scan out them. Once infected, it seriously endangers the privacy of computer users because it can steal your personal and financial information or give a malicious hacker access and control of your PC. PC users will have to suffer a tough time opening programs or surfing online properly. It keeps showing high CPU usage and makes computer frequent stuck. On the other side, this virus can make other threats download automatically on your machine therefore the cyber criminals have ability to remote control the infected PC. All the information will be in a high-risk of being stolen, and the whole computer won’t be safe anymore. It is necessary to get rid of Win32/ExpressDownloader.J from the computer in order to avoid any undesirable consequences.

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 & last updated on September 29, 2014 10:02 am

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