Can you tell us what OS and AV you're using, and what the file is called. Try an internet search for the file's name, especially on Symantec.com or a similar AV support site. Is the file associated with a program you have installed or un-installed?
Galaxy Note 8 vs iPhone X
Awful clip art from 1994 is being tweeted every hour by a bot
iPhone X vs Samsung Galaxy Note 8
Les meilleurs navigateurs internet 2017