Android devices as far as I know have been struggling with weird files appearing in strange places. I noticed these:
Started looking for the culprit, aka uninstalled so many things…
Ended up selecting properties, found that all the files have the same general wording.
Google got me this:
https://support.google.com/mail/thread/119430233/storage-emulated-0-android-media-com-google-android-gm-notifications-music-box
https://support.google.com/mail/thread/119653730/why-is-gmail-downloading-ogg-files-to-my-phone?hl=en
I tried the tips and tricks but the files are back so this morning I uninstalled gmail lets see if that helps