Yea sounds like a virus. To be sure, go to the hardrive MFG website and download their disk diagnostic program. If it passes the check, you’ll need malwarebyte, and or superantispyware. You should also download hitmanpro 3.5. What antivirus program are you using. Depending on your skill level, it may be easier to delete the partition and reinstall.
Virus scan was performed this morning around 4:00 Nothing detected.
Now it’s telling me that RAM is critically low
Microsoft Essentials