Attachment: PDF with quote lure

calendar Jul 1, 2026  ยท
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Detects PDF attachments containing quote-themed lure content.

Sublime rule (View on GitHub)

 1name: "Attachment: PDF with quote lure"
 2description: "Detects PDF attachments containing quote-themed lure content."
 3type: "rule"
 4severity: "medium"
 5source: |
 6  type.inbound
 7  and any(filter(attachments, .file_type == "pdf"),
 8          any(file.explode(.),
 9              any(.scan.yara.matches, .name in ("pdf_quote_lure_01"))
10          )
11  )  
12attack_types:
13  - "Credential Phishing"
14  - "Malware/Ransomware"
15tactics_and_techniques:
16  - "PDF"
17  - "Social engineering"
18detection_methods:
19  - "File analysis"
20  - "YARA"
21id: "23cef350-d85a-5c1c-bfa3-8103dab89ae0"
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