Infection Blocked | track.myvoluum.website/favicon.ico

Avast Mac Security
1

When I open Safari, I get two “Infection Blocked” warnings.

https://dl.dropboxusercontent.com/u/223529/avast1.png

https://dl.dropboxusercontent.com/u/223529/avast2.png

Anyone know what I should do to stop this or remove the threat?

Thanks!