Remove TrojanDownloader:O97M/Bartallex Virus From Your Computer

I have got TrojanDownloader:O97M/Bartallex virus on my computer. This morning when I was scanning my PC, my anti-virus found this virus. When I tried to delete this threat, my anti-virus was unable to delete TrojanDownloader:O97M/Bartallex virus. I have also tried some other anti-virus and anti-malware programs but nothing worked. My system also got very slow and hardly performing any task. Don't know how to solve this problem? How can I remove TrojanDownloader:O97M/Bartallex completely from my system? Please help.


TrojanDownloader:O97M/Bartallex is another recently found harmful Trojan virus. It is dangerous PC infection that will completely destroy your performance. After getting inside your computer, this perilous Trojan virus will start a series of malignant activities in your system background. It will completely downgrade your system speed and performance. Your PC will start showing weird behavior and often get unresponsive. This cunning malware infection will completely disgrace your system performance. TrojanDownloader:O97M/Bartallex will also multiply itself into your computer and spread its copies into different files and folders. It will also disable your anti-virus and Windows Firewall program to avoid its detection or removal.

TrojanDownloader:O97M/Bartallex normally get downloaded to the infected computer system bundled with third party program. It can also get spread through spam emails, contaminated USB drive, malicious website and network file sharing. After getting into your machine, it also inject its malign codes to the registry editor of your computer to assign new registry keys. Those malicious registry entries help this threat in getting started automatically and get back into the compromised PC after removal. TrojanDownloader:O97M/Bartallex can also download other threats and malware on your system secretly. It can also steal your private details like bank account number, credit card credentials, login information, passwords, IP address etc. and send to hackers. It can also open back into your machine and allow cyber crooks to remotely access your system. It is advised to delete TrojanDownloader:O97M/Bartallex soon from your PC.


Manual TrojanDownloader:O97M/Bartallex Removal Guide

Step 1: How to Start your PC in Safe Mode with Networking to Get Rid of TrojanDownloader:O97M/Bartallex

(For Win 7 | XP | Vista Users)

  • first of all PC is to be rebooted in Safe Mode with Networking
  • Select on Start Button and Click on Shutdown | Restart option and select OK
  • when the PC restarts, keep tapping on F8 until you don’t get Advanced Boot Options.
  • Safe Mode with Networking Option is to be selected from the list.



(For Win 8 | 8.1 | Win 10 Users)

  • Click on Power Button near Windows Login Screen
  • Keep Shift Button on the keyboard pressed and select Restart Option
  • Now Select on Enable Safe Mode with Networking Option



In case TrojanDownloader:O97M/Bartallex, is not letting your PC to Start in Safe Mode, then following Step is to followed

Step 2: Remove TrojanDownloader:O97M/Bartallex Using System Restore Process

  • PC need to be rebooted to Safe Mode with Command Prompt
  • As soon as Command Prompt Window appear on the screen, select on cd restore and press on Enter option


Type rstrui.exe and Click on Enter again.


Now users need to Click on Next option and Choose restore point that was the last time Windows was working fine prior to TrojanDownloader:O97M/Bartallex infection. Once done, Click on Next button.



Select Yes to Restore your System and get rid of TrojanDownloader:O97M/Bartallex infection.


However, if the above steps does not work to remove TrojanDownloader:O97M/Bartallex, follow the below mentioned steps

Step:3  Unhide All Hidden Files and Folders to Delete TrojanDownloader:O97M/Bartallex

How to View TrojanDownloader:O97M/Bartallex Hidden Folders on Windows XP

  1. In order to show the hidden files and folders, you need to follow the given instructions:-
  2. Close all the Windows or minimize the opened application to go to desktop.
  3. Open “My Computer” by double-clicking on its icon.
  4. Click on Tools menu and select Folder options.
  5. Click on the View tab from the new Window.
  6. Check the Display contents of the system folders options.
  7. In the Hidden files and folders section, you need to put a check mark on Show hidden files and folders option.
  8. Click on Apply and then OK button. Now, close the Window.
  9. Now, you can see all the TrojanDownloader:O97M/Bartallex related hidden files and folders on the system.

win xpView-tab-1

How to Access TrojanDownloader:O97M/Bartallex Hidden folders on Windows Vista

  1. Minimize or close all opened tabs and go to Desktop.
  2. Go to the lower left of your screen, you will see Windows logo there, click on Start button.
  3. Go to Control Panel menu and click on it.
  4. After Control Panel got opened, there will two options, either “Classic View” or “Control Panel Home View”.
  5. Do the following when you are in “Classic View”.
  6. Double click on the icon and open Folder Options.
  7. Choose View tab.
  8. Again move to step 5.
  9. Do the following if you are “Control Panel Home View”.
  10. Hit button on Appearance and Personalization link.
  11. Chose Show Hidden Files or Folders.
  12. Under the Hidden File or Folder section, click on the button which is right next to the Show Hidden Files or Folders.
  13. Click on Apply button and then hit OK. Now, close the window.
  14. Now, to show you all hidden files or folders created by TrojanDownloader:O97M/Bartallex, you have successfully considered Windows Vista.




How to Unhide TrojanDownloader:O97M/Bartallex Created Folders on Windows 7

1. Go to the desktop and tap on the small rectangle which is located in the lower-right part of the system screen.

2. Now, just open the “Start” menu by clicking on the Windows start button which is located in the lower-left side of the PC screen that carries the windows logo.

3. Then after, look for the “Control Panel” menu option in the right-most row and open it.

4. When the Control Panel menu opens, then look for the “Folder Options” link.

5. Tap over the “View tab”.

6. Under the “Advanced Settings” category, double click on the “Hidden Files or Folders” associated with TrojanDownloader:O97M/Bartallex.

7. Next, just select the check-box in order to Show hidden files, folders, or drives.

8. After this, click on “Apply” >> “OK” and then close the menu.

9. Now, the Windows 7 should be configured to show you all hidden files, folders or drives.


Steps to Unhide TrojanDownloader:O97M/Bartallex related Files and Folders on Windows 8

  1. First of all, power on your Windows PC and click on start logo button that is found in left side of the system screen.
  2. Now, move to program lists and select control panel app.
  3. When Control panel is open completely, click on more settings option.
  4. After, you will see a Control panel Window and then you choose “Appearance and Personalization” tab.
  5. In Advance settings dialogue box, you need to tick mark on Show hidden files and folders and clear the check box for Hide protected system files.
  6. Click on Apply and Ok button. This apply option helps you to detect and eradicate all types of TrojanDownloader:O97M/Bartallex related suspicious files.
  7. Finally, navigate your mouse cursor on close option to exit this panel.

win 8 unhide folders


How to View TrojanDownloader:O97M/Bartallex associated folders on Windows 10

1. Open the folder if you wish to unhide files.

2. Search and Click on View in Menu bar

3. In Menu click on to view folder options.

4. Again click on View and Enable Radio Button associated with Show hidden files created by TrojanDownloader:O97M/Bartallex, folder and drive.

5. Press apply and OK.

win 10 Options

Step 4: Press Start Key along with R- copy + paste the below stated command and Click on OK

notepad %windir%/system32/Drivers/etc/hosts

  • This will open up a new file, in case if your system has been hacked, some IP’s will be shown at the bottom of the screen


Click on the Start Menu, Input “Control Panel” in the search box —> Select. Network and Internet —> Network and Sharing Center —> Next Change Adapter Settings. Right-click your Internet connection —> Select on Properties.

  • In case if you find Suspicious IP in the local host –or if you are finding it difficult and have any problem then submit question to us and we will be happy to help you.