While there is no mainstream "review" for this specific file string, "SS-Mul" codes often appear in the following contexts:
: The .002 extension means this is not a standalone file. To extract the contents, you must have all other parts (e.g., SS-Mul-002_v.7z.001 ) in the same folder. SS-Mul-002_v.7z.002
: Ensure you have part .001 through the final numbered part. While there is no mainstream "review" for this