HackMyVm Demons Walkthrough
https://hackmyvm.eu/machines/machine.php?vm=Demons
Find IP of the machine.
 ~ sudo arp-scan --interface eth1 192.168.56.0/24                            
 ...
 192.168.56.218  08:00:27:71:4c:b6       PCS Systemtechnik GmbH 
			https://hackmyvm.eu/machines/machine.php?vm=Demons
Find IP of the machine.
 ~ sudo arp-scan --interface eth1 192.168.56.0/24                            
 ...
 192.168.56.218  08:00:27:71:4c:b6       PCS Systemtechnik GmbH