One Way Is

Disable McAfee Endpoint Protection on OSX

There are multiple ways to disable/remove McAfee software. Here are a few simple ways to calm your machine down.

Method 1

sudo /usr/local/McAfee/AntiMalware/VSControl stopoas

Method 2

sudo defaults write /Library/Preferences/com.mcafee.ssm.antimalware.plist OAS_Enable -bool False
sudo /usr/local/McAfee/AntiMalware/VSControl stop
sudo /usr/local/McAfee/AntiMalware/VSControl reload

Method 3: Remove files manually

rm -f /Library/LaunchAgents/com.mcafee.menulet.plist
rm -f /Library/LaunchAgents/com.mcafee.reporter.plist
rm -f /Library/LaunchDaemons/com.mcafee.ssm.Eupdate.plist
rm -f /Library/LaunchDaemons/com.mcafee.ssm.ScanFactory.plist
rm -f /Library/LaunchDaemons/com.mcafee.virusscan.fmpd.plist
rm -rf /Library/Application\ Support/McAfee
rm -rf /usr/local/McAfee
shutdown -r now

Method 4: Uninstall

sudo -s
cd /usr/local/McAfee/
./uninstall EPM

If you run into issues during the uninstall, look at the offical McAfee support uninstall documentation.