If your anti-virus cannot clean bar311.exe virus you might want to try manually remove it by doing these simple steps:

1. Open Notepad
Start > All Programs > Accessories > Notepad
or
Start > Run > type notepad

2. Type these codes

@echo off
del /a /f c:\Windows\bar311.exe
del /a /f c:\Windows\password_viewer.exe
del /a /f c:\Windows\photos.zip.exe
del /a /f c:\Windows\pc-off.bat
pause


3. Save file type as “All Files” then Save as ” removebar311.bat ” on your desktop

4. Run (Double Click) removebar311.bat to get rid of the virus.

*Tip
Try to press [ Windows Key + E ] to open windows explorer to view portable drives to prevent autorun.inf from opening itself automatically because it may already infected by some virus.