Since this is a single .rar part, you will need all other numbered parts (part1, part2, etc.) in the same folder to successfully extract the full movie file.
Based on the filename, this appears to be the 12th part of a high-quality "Remux" video file for the 2022 French adventure-comedy film ( Jack Mimoun et les secrets de Val Verde ). jackmimoun-dual-remux-p2p.part12.rar
The "Dual" tag usually indicates the file contains two audio tracks (likely French and another language), and "P2P" identifies it as a peer-to-peer release from a private sharing group. Since this is a single