From what you have said, I think best to report this file
1. Upload the file to
http://www.virustotal.com/Go to virustotal ---->.Browse for file -----.>Upload and await report----->reply post here
2. I assume from what you have said that you have moved file to the virus chest so it is visible ether in Infected files or User files.
If you go to chest and follow directions.
Right-click file----->choose email to Alwil software------follow directions
The file will be uploaded to avast on the next auto update or you can manual update
Or send a sample to virus@avast.com
- classify file as undetected malware – add link to this topic in the forum
- zip the message and password protect – secure password in the email body