I fixed my sophos with one script
for RunOnceEx.cmd
QUOTE
REG ADD %KEY%\026 /VE /D "SOPHOS 3.83" /f
REG ADD %KEY%\026 /V 1 /D "%systemdrive%\install\SOPHOS_3.83\START.vbs " /f
REG ADD %KEY%\026 /V 2 /D "%systemdrive%\install\SOPHOS_3.83\383_ides.exe" /f
START.vbs
QUOTE
Set WshShell = WScript.CreateObject("WScript.Shell")
'To Simulate Keystrokes
WshShell.Run app & "%systemdrive%\install\SOPHOS_3.83\setup\Setup.exe"
WScript.Sleep 5000
WshShell.SendKeys "{ENTER}"
WScript.Sleep 1000
WshShell.SendKeys "{ENTER}"
WScript.Sleep 1000
WshShell.SendKeys "{ENTER}"
WScript.Sleep 1000
WshShell.SendKeys "{ENTER}"
WScript.Sleep 1000
WshShell.SendKeys "{ENTER}"
WScript.Sleep 120000
WshShell.SendKeys "{TAB}"
WScript.Sleep 1000
WshShell.SendKeys "{ENTER}"
WScript.Quit
WScript.Sleep 120000 is 120 sec, can be lower, i created selfextracting rar 383_ides.exe it extract to Sophos SWEEP for NT.