Part of macOS
ControlCenterControl Centre
○ Leave it
Runs Control Centre and the menu bar’s clock, Wi-Fi and battery.
What it is
Draws Control Centre and many of the menu bar’s system icons.
If you stop it
The menu bar icons disappear for a moment and macOS restarts it.
The verdict
○ Leave it. Part of macOS, or something that starts again by itself. You never need to close these.
In Activity Monitor
ControlCenter
From Procession’s guide, in the words the app shows.