A coin miner causes this issue.
- Download Farbar Recovery Scan Tool (FRST64.exe) [See also: Collect Farbar Recovery Scan Tool logs.]
- Rename FRST64.exe to EnglishFRST64.exe.
- Run the program and click "Scan".
- Upload the two logs, FRST.txt and Addition.txt, to your OneDrive and share the link here.