How to remove Bar311.exe Shuts down a PC Virus

Herbalist Dr MziziMkavu

JF-Expert Member
Feb 3, 2009
42,268
33,041




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Symptoms when infected by Bar311.exe or Winzip123

The virus comprises bar311.exe,password_viewer.exe, photos.zip.exeand pc-off.bat.
When you boot your Windows XP in Safe Mode the message appears:Thank You!!! Password:Winzip123
The pc-off.bat contains the syntax like this"C:/path/shutdown -s -f -t 2 -c" which automatically shutdown your computer when you run the cmd.exe.


Manual Removal of Bar311.exe

1. Go to Task Manager by pressing CTRL+ALT+DEL then kill (end process) password_viewer.exe or bar311.exe or photos.zip.exe...
2. EDIT the following registry entries thru Regedit


How to access Regedit?
  1. Go to Start Menu > Run
  2. Type Regedit and Press Enter key
Just follow the directory and click the folder...[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] "Userinit"="userinit.exe,bar311.exe" -> remove ", bar311.exe" only...
>leave userinit.exe because this is used by Windows when you log-in...

[HKEY_CURRENT_USER\Software\Microsoft\Windows\ CurrentVersion\Explorer\Advanced]
"Hidden"=dword:00000001
"HideFileExt"=dword:00000000
"ShowSuperHidden"=dword:00000001



HKEY_CURRENT_USER\Software\Microsoft\Command Processor] "autorun"="c:\Windows\pc-off.bat" -> remove "c:\Windows\pc-off.bat" or delete the autorun key.
3. go to your thumb drive, please use the folders view in the explorer and use the navigation panel on the left side when accessing the drives to avoid triggering the autorun... then delete autorun.inf and password_viewer.exe or bar311.exe
4. open notepad then type what is shown below as is...

@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




then save this as remove.bat then double click to run


Hope this helps!!!!


 

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