How to manually remove Win 7 Guard
To get rid of spyware such as Win 7 Guard you need to remove processes, search and delete registry keys, DLL and other Win 7 Guard related files from your computer.
Uninstall Win 7 Guard from Control Panel
Start > Settings > Control Panel > Add/Remove Programs. Double click to uninstall.
End these Win 7 Guard processes:
MSASCui.exe
pw.exe
To stop processes press Ctrl + Alt + Del or click Start > Run > type "taskmgr". Select malicious process in the list and click "End Process" button.
Delete Win 7 Guard registry entries:
HKEY_CURRENT_USER\Software\Classes\pezfile
HKEY_CLASSES_ROOT\pezfile
HKEY_CURRENT_USER\Software\Classes\.exe\shell\open\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "%1" %*
HKEY_CURRENT_USER\Software\Classes\pezfile\shell\open\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "%1" %*
HKEY_CLASSES_ROOT\.exe\shell\open\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "%1" %*
HKEY_CLASSES_ROOT\pezfile\shell\open\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "%1" %*
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\open\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "C:\Program Files\Mozilla Firefox\firefox.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\FIREFOX.EXE\shell\safemode\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "C:\Program Files\Mozilla Firefox\firefox.exe" -safe-mode
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\StartMenuInternet\IEXPLORE.EXE\shell\open\command "(Default)" = "%UserProfile%\Local Settings\Application Data\pw.exe" /START "C:\Program Files\Internet Explorer\iexplore.exe"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Security Center "AntiVirusOverride" = "1"
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Security Center "FirewallOverride" = "1"