Hi i have a persistent malware infection in win10x64 (latest updates till aug 2018) i have did clean install several times (i have other drive as well that has data which was not formatted) but after working for some time infection returns usually after reboots or installing software or doing windows update etc. following happens  1)avast antivirus does not detect any thing but continously uses around 10% CPU.  2)installed malwarebytes, but some times it works other times malware p