If this was meant to be a game or software, search for it on reputable platforms like Itch.io or Steam .

The search results overwhelmingly point to concerning sleep and cognitive processes:

Based on the search results, there is no widely known, official software, game, or commercial product titled "Rem Wandering Mind zip."

The results discuss studies on how reduced REM sleep impacts daytime mind-wandering.

If this was meant to be research, refer to PubMed or academic databases.

If you can clarify what type of file you were looking for (e.g., a game, a music track, a research paper), I can help you find a safe and legitimate source.