VOB files are the core of a DVD-Video. They contain MPEG-2 video, audio (AC3 or DTS), and subtitle data.
If you have found this file on an old disc or drive, it is likely a standard file. These files typically contain: AWWC - Happy Birthday Luiza!.vob
If this is for a specific "Luiza" you know (e.g., a friend, family member, or creator), it was likely custom-made for her and is not a public media release. VOB files are the core of a DVD-Video