A video file hosted on a platform like Google Drive, Mega, or MediaFire. The number "(484)" usually indicates a file count or a specific version used by a uploader.
As there is no widely known media or public file specifically titled this name likely refers to one of three things: Girls Forever (484) mp4
You can upload the file (or the URL where you found it) to VirusTotal to see if it contains malicious code. A video file hosted on a platform like
If you have encountered this file as a download link or email attachment, please be cautious: Girls Forever (484) mp4
If you are trying to find out what is inside the file without opening it: