Look for injected code or packed shells.

A is a single archive broken into multiple smaller pieces, typically named filename.part1.rar , filename.part2.rar , etc. (older versions use .r00 , .r01 ). The purpose is to overcome filesystem or transfer limitations — for example, sending a 10 GB file via email or storing it on FAT32 drives (which have a 4 GB file size limit).

: The standard file format for Nintendo Switch digital software packages.

Observe:

) found in niche file-sharing communities, private repositories, or scene releases.