Malicious PDF — malware analysis report

Static analysis result for SHA-256 96adf02f8786a9fd…

MALICIOUS

PDF

34.3 KB
MD5: fddec035f42150db774a96465fbeb8bd SHA-1: ff77c9772a3a8a73548965edfbfa58b731205470 SHA-256: 96adf02f8786a9fdaae42fcfff53c02997cac5bba1449867f1631377658c4ff3
106 Risk Score

Malware Insights

MITRE ATT&CK
T1204 User Execution: Malicious Link T1204.001 User Execution: Malicious Link T1059 Command and Scripting Interpreter T1059.001 Command and Scripting Interpreter: PowerShell

The critical ClamAV detection and ML classifier firing strongly indicate malicious intent. The PDF_EMBEDDED and PDF_XFA heuristics suggest the exploitation of PDF features, likely to deliver a secondary payload. The embedded URLs, while one is confirmed benign, are often used in exploit delivery chains. No scripts were extracted, limiting the ability to detail the exact payload execution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9978

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-6136306-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-6136306-0
  • Embedded file low PDF_EMBEDDED
    PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://ns.adobe.com/xdp/
    • http://www.xfa.org/schema/xfa-template/2.5/

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