Angels have the Phone Box
Sounds like a bootable virus/rootkit scanner would be your best bet at this point.
You'll need access to a computer to download and create the media.
Five portable antivirus and antimalware tools to carry with you at all times - TechRepublic
How to create a Bitdefender Rescue CD
You've got a rootkit going there, that's why they keep coming back.
It's also possible to download Kyhi's rescue media and boot the systems from it, then run Malwarebytes Antimalware.
Windows 10 Recovery Tools - Bootable Rescue Disk - Windows 10 Forums