Could it be "dlpmac.app" (with an "l" instead of an "i")?
I was searching "dipmac" with an "i" myself, encountering the same issue, but then I noticed the alert shows dlpmac with an "l".
In that case "dlpmac.app" appears to be a Trend Micro Antivirus process.
Source: https://docs.trendmicro.com/en-us/documentation/article/trend-micro-apex-one-(mac)-patch-13-server-online-help-agent-self-protectio