Hi Neil,

thanks so much for your help so far. I've run the first virusscan.jotti scan and this is what it came up with:

File: msmgmctl.exe
Status: INFECTED/MALWARE
MD5 ae4c94df5317c97a16f5cacbdc001a1e
Packers detected: PE_PATCH
Scanner results
AntiVir Found Worm/Rbot.act
ArcaVir Found nothing
Avast Found nothing
AVG Antivirus Found nothing
BitDefender Found nothing
ClamAV Found nothing
Dr.Web Found Win32.HLLW.MyBot
F-Prot Antivirus Found nothing
Fortinet Found nothing
Kaspersky Anti-Virus Found Backdoor.Win32.Rbot.act
NOD32 Found nothing
Norman Virus Control Found nothing
UNA Found nothing
VBA32 Found Backdoor.Win32.Rbot.act

Thanks - will get on with the other steps and get back to you.