Moved to artemis forum
That name is usually a temp name till Mcafee gives it a final name.
The number means I assume you have a new virus thus a new name.
Have you submitted the file to mcafee if so does it still call it artemis?
When they reply please reply to the email changing the subject to possible false +ve and name of detection. Also say why you think it is a false detection and post analysis Id here.
Some other scanners
Artemis!D5A87C9EFD5B has been suppressed. Kindly allow up to two hours for this update to reflect in Artemis system.