Just found this in event viewer happened last night, ms knowledge base has nothing to say about it. There's also a mention about failing the genuine validation test this morning although the os passed last night to enable me to download the program in the first place.
Microsoft Antimalware Configuration has changed. If this is an unexpected event you should review the settings as this may be the result of malware.
Old value: HKLM\SOFTWARE\Microsoft\Microsoft Antimalware\Scan\SFCState = 0x1
New value: HKLM\SOFTWARE\Microsoft\Microsoft Antimalware\Scan\SFCState = 0x7