What is this dollar sign ($) icon in my Menu Bar?

Question

It just appeared this most recent time I opened my mac and I don't remember installing anything with this logo. It doesn't show any options for me to do anything when I click on it either. Have I been hacked?

Answer 1

This is because you are using an expired trial version of iStat Menu Status. The app will display a dollar sign icon instead of the system stats icon.

Answer 2

In my case, the icons appeared for no good reason.

To fix it, I had to Pause and restart iStat Menus: