I’ve worked together with Daniel Miller (@bonsaiviking) on an Nmap version script to identify the McAfee ePO Agent. By default, this agent listens on port 8081 and replies to HTTP requests.
You can find the script here on the nmap site.
PORT STATE SERVICE VERSION 8081/tcp open http McAfee ePolicy Orchestrator Agent 4.5.0.1852 (ePOServerName: EPOSERVER, AgentGuid: D2E157F4-B917-4D31-BEF0-32074BADF081) Service Info: Host: TESTSERVER