Yes, we understand. Although, it should be noted that it's unlikely that a signed executable is a huge factor that changes the attitude of antivirus programs towards programs they check. Normally, they have a whole lot of factors / parameters that they consider when they return their verdict.
Could you not embed the digital signature into the RUT licence key?
I'm not sure if it's a better way than creating online configurator, but I will add this idea to our idea bank anyway. Thanks! :)