Trojan detected -= Android:Anydown-l [Trj]

I have an Android Samsung Galaxy Note 4, I am now getting a message that I have a Threat
Message Reads

Loudest Ringtones_3.5 apk
/storage/extSdCard/Android/data/com.idea.bac
Trojan detected -= Android:Anydown-l [Trj]

When I hit button resolve all, it asks if I want to delete a file, I hit Yes, and nothing happens.

Questions

  1. Is this a real Trojan
  2. If not (if a false positive) how do I get Avast to stop identifying it as a Trojan
  3. If yes, how do I remove it from the SD card?

Thanks

Submit a ticket: https://support.avast.com/Tickets/Submit