~/Library
/Application Support/MacKeeper Helper
(this one is a folder, delete the whole folder) /Caches/com.mackeeper.MacKeeper
/Caches/com.mackeeper.MacKeeper.Helper
/LaunchAgents/com.mackeeper.MacKeeper.Helper.plist
/Application Support/MacKeeper Helper
/LaunchDaemons/com.mackeeper.MacKeeper.plugin.AntiTheft.daemon.plist
chrome://extensions
chrome://settings
.