Re: spyware - wupdt file
More direct route:
Run Regedit, Navigate to the key:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
In the right pane, delete the values:
"Win Server Updt"="C:\%windir%\wupdt.exe"
"Win Server"="C:\%windir%\winserv.exe"