Fullstack is only available for Ginkgo and earlier. Hawthorn no longer provides Fullstack. Use a native installation instead.
Follow the instructions at https://edx.readthedocs.io/projects/edx-installing-configuring-and-running/en/open-release-ginkgo.master/installation/fullstack/index.html
Default username/password: vagrant/vagrant
Once the VM is running, you can access the LMS and Studio at these URLS:
The latest version of fullstack has the demo course pre-loaded and dummy accounts, you can log in to the website as: