Malicious PDF — malware analysis report

Static analysis result for SHA-256 97c9ce091cc39458…

MALICIOUS

PDF

28.1 KB
MD5: c461121b5716360b7a9354c8be1b464c SHA-1: 1dd8561099ab0ed8f51c35d8024ca91427d75eb2 SHA-256: 97c9ce091cc3945823aa7df193334101e3cd54152b1b9fe20ba3f1f7c27f0333
98 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution T1566.002 Phishing: Spearphishing Attachment

The PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically detecting embedded JavaScript exploits. The presence of an XFA form further indicates a potential attack vector. The embedded URL, while seemingly benign, is part of the exploit structure.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Js.Exploit.HTML-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Js.Exploit.HTML-30
  • 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://www.xfa.org/schema/xfa-template/2.5/

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