While individual parts of the phrase refer to real things, their combination is likely artificial:

) of celebrities or influencers are often used to distribute malware or ransomware.

: Archives allegedly containing private photos or "exclusive" videos.

If AVI represents quality, represents exclusivity. RAR (Roshal ARchive) is a proprietary archive format that allows large files to be compressed and optionally split into multiple parts. But more importantly, it is the preferred container for private, invite-only digital distribution.

Based on the terminology used in your request, "Ayaka Oishi Memory AVI RAR" appears to refer to a specific digital file package often associated with niche adult entertainment or private photography collections.

A compressed archive file format. You will need a program like 7-Zip or WinRAR to open it.