Again, Norton Web Team should consider blocking http:// driverupdate .net/ ASAP.
The DriverUpdate™ utility was developed by Slimware Utilities Holdings, Inc.
Related downloads are SlimDrivers (MD5, 713570610228c38dae67a649632cae15) and, DriverUpdate (MD5, 3e08599dae23544f015a844e5cd7873c).
For more info, you can review https://community.norton.com/en/comment/7040061#comment-7040061