Overall Risk Level:
VBS.Stemclover can disable opening or running various software on the infected computer. It propagates by copying itself to removable media storage devices.
Other Alias: -
Threat Level: Low
Systems Affected: Windows – All
More Info: VBS.Stemclover Technical Details
One Response for "VBS.Stemclover"
1. Temporarily Disable System Restore (Windows Me/XP). [how to]
2. Update the virus definitions.
3. Reboot computer in SafeMode [how to]
4. Run a full system scan and clean/delete all infected file(s)
5. Delete/Modify any values added to the registry. [how to edit registry]
Navigate to and delete the following registry entries:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\”WinSistem” = “wscript.exe %Windir%\Tunggul.vbs”
Restore the following registry entry to the following:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\cmd.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-CLN.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-RTP.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\PCMAV-SE.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\VB6.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\autorun.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ansav.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ansavgd.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\viremoval.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avscan.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avgnt.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iexplore.exe\”Debugger” = ” ”
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\firefox.exe\”Debugger” = ” ”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\”NoFind” = “1″
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\”NoFolderOptions” = “1″ HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\”NoRun” = “1″
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System\”DisableRegistryTools” = “0″
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System\”DisableTaskMnr” = “0″
HKEY_CLASSES_ROOT\vbsfile\DefaultIcon\(“Default”) = “%SystemRoot%\System32\WScript.exe,2″
6. Exit registry editor and restart the computer.
7. In order to make sure that threat is completely eliminated from your computer, carry out a full scan of your computer using AntiVirus and Antispyware Software. Another way to delete the virus using various Antivirus Program without the need to install can be done with Online Virus Scanner.
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