Use a reputable antivirus or an online scanner like VirusTotal to check the archive.
You might think you're opening a video, but you're actually clicking a .exe or .scr file disguised with a video icon. videos-200-superpackpormega.com.rar
These "packs" often contain scripts that, once extracted, can install keyloggers or remote access trojans (RATs) on your system. Use a reputable antivirus or an online scanner