zed@zed:~$ sudo apt purge virtualbox*
[sudo] password for zed: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
E: Unable to locate package virtualbox-5.0_5.0.24-108355-Ubuntu-xenial_amd64.deb
E: Couldn't find any package by glob 'virtualbox-5.0_5.0.24-108355-Ubuntu-xenial_amd64.deb'
E: Couldn't find any package by regex 'virtualbox-5.0_5.0.24-108355-Ubuntu-xenial_amd64.deb'
zed@zed:~$