Attachment with suspicious author (unsolicited)

type.inbound
and any(attachments,
        (
          .file_extension in~ ("doc", "docm", "docx", "dot", "dotm")
          or .file_extension in~ $file_extensions_common_archives
        )
        and any(file.explode(.), strings.ilike(.scan.docx.author, "root"))
)
and (
  not profile.by_sender().solicited
  or (
    profile.by_sender().any_messages_malicious_or_spam
    and not profile.by_sender().any_messages_benign
  )
)