weird behaviour

(In this discussion i will be taking about the memory slots numbering them 1-4 where 1 is the closest slot to my CPU socket and 4 is the farthest and the first channel is 1 and 2 and the second one is 3 and 4) I run a 6600k that i occasionally overclock, motherboard MSI z270 s02, ram Corsair...

So, here is the thing: I just formatted my old computer and I feel like there must be some kind of malware hidden deeper bellow the system. The history: Some years ago, this PC got a very annoying virus from an unofficial streaming service. It installed a fake copy of Google Chrome that would...