Pirate sites are a primary vector for malware. The "video codec" you are asked to download is frequently an executable virus. According to cybersecurity reports by Kaspersky and Norton, over 1 in 3 pirate streaming sites host malicious ads that can install:

Instead, I’d be happy to help you with:

: Users browse categories such as "Hollywood," "Dual Audio," or "300MB Movies."

I see you're looking for information on a website that provides Hollywood movies. Here are some general details:

10 Signs You're Using Illegal Movie Websites | HowStuffWorks