Thank you for your reply on the other forum, your quick work at adding the new threat. It found it this time and has quarantined it. Very happy, thank you very much. -- Stephne Runciman
This app managed to do what my web hosting service wanted to charge $79.99 a month to fix (since they assumed I'd need round-the-clock protection). Now the malicious redirect script put on my site has been removed and I have a way to deal with it if it happens again.