I get this answer from support ticket and no get forwaring to license dept:
"then you need a separate license to run on the vm
We have a separate product designed to back up SQL Server databases. CloudBerry Backup for SQL Server comes with all the features of CloudBerry Backup Server Edition plus native SQL Server support. http://www.cloudberrylab.com/sql-backup-amazon-s3-azure.aspx
you can download 15 day trial and evaluate it. "