Which option do you want, or describe any other safe direction?

Online Virus Scanner — Kaspersky Threat Intelligence Portal

Tools like zipdetails can help you see the raw bytes and creation dates of the files within the archive.

The link associated with nwoleaks.com and the file zip600.zip is identified as a high-risk threat, commonly used to distribute malware or ransomware under the guise of a "leak" site. Users are advised to avoid this domain, delete any associated links, and report them to IT/security teams to prevent potential data breaches. More information is available via official security watchdogs like CISA. CISA (.gov) Known Exploited Vulnerabilities Catalog - CISA