[Unit]
SourcePath=/usr/lib/virtualbox/vboxautostart-service.sh
Description=
Before=runlevel2.target runlevel3.target runlevel4.target runlevel5.target shutdown.target 
After=vboxdrv.service 
Conflicts=shutdown.target 

[Service]
Type=forking
Restart=no
TimeoutSec=5min
IgnoreSIGPIPE=no
KillMode=process
GuessMainPID=no
RemainAfterExit=yes
ExecStart=/usr/lib/virtualbox/vboxautostart-service.sh start
ExecStop=/usr/lib/virtualbox/vboxautostart-service.sh stop

[Install]
WantedBy=multi-user.target