If you are getting notifications from ActiveAnalyzer, then your Mac is infected with adware. ActiveAnalyzer is adware for Mac.
ActiveAnalyzer changes setting in your Mac. First, ActiveAnalyzer installs a browser extension in your browser. Then, after ActiveAnalyzer hijacks your browser, it modifies settings in the browser. For example, it changes the default home page, modifies search results, and displays unwanted pop-ups in your browser.