HPE VM Explorer is a low-cost, easy-to-use and reliable VM backup solution. Within minutes you can start centrally managing your backups to disk, tape and cloud through an intuitive and easy-to-navigate web interface – no product training required! Advanced server backup capabilities include incremental backups and replication, snapshot integration and native cloud support for leading Cloud platforms. With instant VM recovery, direct file level and email restore from the cloud, encryption, and verification, VM Explorer delivers resiliency, efficiency and agility in your virtual environments.
There are several good backup solutions that offer protection against ransomware - Unitrends, Mozy, Code42 to name a few. Only Unitrends offers a free plan while others require you to purchase a subscription. You can find out more about these products here Best Backup SoftwareBackup Software