If you encountered this file name on a peer-to-peer (P2P) network, a forum, or an unsolicited message, exercise extreme caution:

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.

It may be a (e.g., file.zip.323.zip ) used to bypass automated security filters or indicate a multi-part (spanned) archive.

: Files with unusual double extensions are frequently used to disguise executable scripts (like .vbs or .exe ) as harmless archives.

While there is no "deep report" available for this exact string, the components of the name suggest the following: