Chapter 10: I Can Do It 420

Up till now, there has been a heavy focus on automation – understanding what a PLC is and how it communicates. A key topic discussed was connectivity – specifically, connecting the PLC to the physical I/O, and also connecting it back up to SCADA. We also learned about Modbus and Ethernet/IP, and how to interact with the I/O. Additionally, we discussed using various tools to scan and enumerate ports and services in order to discover what protocols could be running in the environment. In the last chapter, we looked at using Burp Suite to interact with Ignition, our web-hosted SCADA system. All these tools and skills are critical to completing a successful engagement. However, we have in actuality spent most of our time looking at the SCADA and physical hardware side of the network. Depending on your engagement, typically considered white box, it is possible that the customer will drop you into the ICS network and basically give you free run to...