Some pages run hidden JavaScript in the background that hijacks your computer’s processing power to mine cryptocurrency (usually Monero). You will notice your laptop fan spinning loudly and the battery dying faster, even though you are "just watching a movie."
The short answer: Yes, unequivocally.
In the vast majority of jurisdictions (USA, UK, Canada, India, UAE, EU), streaming copyrighted content without paying for it is a civil violation, and in some cases, a criminal offense. moviekhhd biz
If you have recently visited moviekhhd biz and clicked around, take these steps immediately: Some pages run hidden JavaScript in the background