TA0042 · RESOURCE DEVELOPMENT
Domains
Adversaries may acquire domains that can be used during targeting. Domain names are the human readable names used to represent one or more IP addresses.
Detect it with
Domain registration information is, by design, captured in public registration logs. Consider use of services that may aid in tracking of newly acquired domains, such as WHOIS databases and/or passive DNS.
Why it matters on shift
Domains is one of the concrete ways adversaries achieve resource development. Recognising it in telemetry lets you name the technique in your ticket and pivot to what came before and after.
What to look for next
After resource development, the next tactic is usually Initial Access. Search your telemetry for the transition before closing the ticket.
Kill-chain context