: It is a RAR archive , specifically the first part ( part01 ) of a split set. You would need all subsequent parts (part02, part03, etc.) to successfully extract the data.
: Strings starting with "ZxZ" are often associated with automated system backups, specific database exports, or files shared via private forums and file-hosting services.
The filename appears to be a specific multi-part compressed archive.
While the exact contents cannot be determined without the file itself, the naming convention suggests the following: