This alphanumeric string appears to be a unique or a private upload ID for a video file rather than a public trend or widely known piece of content. If this is a file you found on your device or a specific platform, it likely refers to a:
Many security and vehicle cameras use similar randomized alphanumeric naming conventions for saved MP4 files. Ajb08470 mp4
Some video hosting sites or messaging apps (like Telegram or WhatsApp) rename files into unique strings when they are cached or stored. This alphanumeric string appears to be a unique
It could be a reference ID for a digital asset in a specific library or archive. Ajb08470 mp4