Remove Trojan:DOS/Alureon.J – User Guide to Remove Trojan:DOS/Alureon.J

‘I ran a scan with the Microsoft Standalone System Sweeper (Windows Defender Offline won't run) and the Microsoft Malicious tool remover and each one found the Trojan:DOS/Alureon.J on my computer but neither one was able to completely remove the Trojan:DOS/Alureon.J. They were only able to partially remove it. I have looked online for 3 weeks about the Trojan:DOS/Alureon.J removal but have not had any success. I've downloaded from a clean computer, renamed each program and ran these below but my computer is still messed up.’ – quoted from one of the victims.

According to the victims, reputable anti-virus programs are not helping with Trojan:DOS/Alureon.J removal, among which they are Microsoft Security Essentials, Malwarebytes, Kaspersky Rescue Disk, Kaspersky TDSS Killer, etc..

FAQ: How dangerous is to get Trojan:DOS/Alureon.J?


Trojan:DOS/Alureon.J is no doubt has the ability to disable build-in functions. According to troubleshooting efforts made by wide range of PC users, it is known that Trojan:DOS/Alureon.J blocks boot time scan and hinder Rescue CD from running/ starting. Error messages even pop up when attempts are made to remove Trojan:DOS/Alureon.J with aggressive methods. In such case, the Trojan has caused system failure somehow.

In effect, Trojan:DOS/Alureon.J will not arouse such horrible troubles the moment it lands on a target machine since it needs to copy itself to various directories so that to shape a backdoor in the background to load more payloads down on the compromised machine. Thanks for the backdoor invisible to PC users, additional installations of virus are achieved. That’s why affected people will run across troubles like:

• Snail-like PC performance;
• Slow page loading speed;
• Crashes from time to time;
• Installations of other programs made somehow;
• Search redirect problems can happen.

It is worth the mentioning that, tracking cookies are the frequent caller should there be any backdoor/ vulnerability, and Trojan:DOS/Alureon.J is programmed to collect information stored on memory and sites visited, there is a big risk of losing personal data. So why the waiting? Follow the steps to help yourself remove Trojan:DOS/Alureon.J.

Steps to Remove Trojan:DOS/Alureon.J

Step ⅠRun full scan with reputable anti-virus program again, try to remove any possible items.

Step ⅡShow hidden files and folders.

• Windows 8

Start screen > open any folder > open Windows Explorer > select View tab > Tick ‘File name extensions’ and ‘Hidden items’ options > mainly navigate to C:＼windows＼winstart.bat, C:＼windows＼wininit.ini and C:＼windows＼Autoexec.bat to find and delete every files and folders named after Trojan:DOS/Alureon.J.

• Windows 7/XP/Vista

Click open ‘Control Panel’ > search for ‘Folder Options’ > tap View tab > tick ‘Show hidden files and folders and non-tick Hide protected operating system files (Recommended)’ > press ‘OK’ > mainly navigate to C:＼windows＼winstart.bat, C:＼windows＼wininit.ini and C:＼windows＼Autoexec.bat to find and delete every files and folders named after Trojan:DOS/Alureon.J.

Step Ⅲ Go to Regedit and manage database there.

• Windows 8

> Move your mouse over lower right screen
> charms bar appears
> click Search charm
> type ‘regedit’/‘regedit.exe’ and hit Enter key
> navigate to HKEY_LOCAL_MACHINE＼SOFTWARE＼Microsoft＼Windows＼Curren Version, HKEY_CURRENT_USER＼Software＼Microsoft＼Windows＼CurrentVersion and HKEY_CURRENT_USER＼Software＼Microsoft＼Windows＼CurrentVersion＼Explorer＼Shell Folders Startup="C:＼windows＼start menu＼programs＼startup respectively; find suspicious key value started with “Run” and delete accordingly.

• Windows 7/XP/Vista

> Start menu
> launch Run/ Search box
> type ‘regedit’
> hit Enter key
> the same as the fifth point above.

Step Ⅳ Repair your system.

• Windows XP

> Insert Windows XP CD into the drive (if Autoplay kicks in, exit out of it).
> Click on Start -> Run.
> Copy and Paste ‘sfc /scannow’ within the text box.
> Windows File Protection Service scans all protected files and verifies integrity, replacing any files with which it finds a problem.
> Be patient and allow this process to proceed completely.
> Restart your computer once this process is completed.

• Windows 7

> Put Windows 7 CD in your optical drive
> Restart to boot from the DVD.
> On the "Install Windows" screen, make the appropriate selections for language, time, and keyboard, and then click “Next”.
> On the next screen, click “Repair Your Computer”.
> In “System Recovery Options”, select which operating system you want to restore if any are listed, and click “Next”.
> The “System Recovery Options” screen shows up and select “Startup Repair”.

 The longer Trojan:DOS/Alureon.J stays on a machine ,the more dysfunction will be incurred. Thus, it is advisible to adopt feasible steps to remove it upon its detection. Do not be panic when BSOD happens, just restart the computer several times and you will be brought back onto the track. And don't forget to restart the computer when changes are made. Should there be other unexpected issues happen that are not listed in the blog article here, one should hurry up to ask Online Experts for help.