I agree that straight up calling it a virus is wrong. "This file comes from a suspicious source and might be dangerous" would be much better wording. Enough to

I agree that straight up calling it a virus is wrong. "This file comes from a suspicious source and might be dangerous" would be much better wording. Enough to make the user cautious, but not scare the shit out of them (yes, I've literally seen people jump out of their seats and scream when they saw a virus warning).