Yep, great stuff.

Also available in dead tree format:

https://www.amazon.com/Building-Virtual-Machine-Labs-Hands/d...

If you're interested in a more comprehensive source on setting up these sorts of malware analysis labs I would recommend Tony Robinson's "Building Virtual Machine Labs: A Hands-On Guide"[1] It is a very detailed guide and also supports multiple hypervisors.

[1]: https://www.amazon.com/dp/B071G4SCB4