My website just slowed down and started to open spam links when clicking any part of website. I removed the plugin now. Installed from the WordPress repo. Where do this thing come from:
From Ithemes security plugin:
Malware found in the URL
Infected URL: https://MyWebsite.com/404javascript.js
Type: *Known javascript malware
Documentation: http://labs.sucuri.net/db/malware/rogueads.unwanted_ads?1