An ASMF (often submitted in as a compressed ZIP) is divided into two distinct parts: The Applicant’s Part (Open Part):

If you found a link for "asmf 4349 zip" on an unofficial or third-party site, be extremely cautious:

This part is sent directly to the National Competent Authorities or the EMA and is with the drug developer. Security Warning

Includes general details on the active substance, manufacturing processes, quality specifications, and analytical controls.