boffero.com popup malware

First time I’ve experience Avast letting something through & it doesn’t find when I do the system scan. Can anyone help? Thanks.

Try run a scan with

Malwarebytes anti malware https://www.malwarebytes.com/

Malwarebytes Adwcleaner https://www.malwarebytes.com/adwcleaner

Tried both, neither did the trick. Still have the popup

I’m infected - What do I do now? >> https://forums.malwarebytes.com/topic/9573-im-infected-what-do-i-do-now/