While there is no "deep report" available for this exact string, the components of the name suggest the following:
It may be a (e.g., file.zip.323.zip ) used to bypass automated security filters or indicate a multi-part (spanned) archive. NWOxxxCOLLECTIONZip323zip
If you have this file, do not open it. You can upload the file to VirusTotal to check for known malicious signatures without executing it on your system. While there is no "deep report" available for
: Without a verified source or a checksum (hash), the contents of such a "collection" cannot be authenticated. : Without a verified source or a checksum
Alternatively, "323" could refer to a version number, a specific area code, or a count of items within the archive. Potential Risks
: Files with unusual double extensions are frequently used to disguise executable scripts (like .vbs or .exe ) as harmless archives.