Malicious PDF — malware analysis report

Static analysis result for SHA-256 fee466916b438a82…

MALICIOUS

PDF

34.6 KB
MD5: 076bcb7d708386a48eeaeac189a270a6 SHA-1: 706eb106d36f40cc2374a549792a3ea91c4f75a3 SHA-256: fee466916b438a82e3220abfd2ae065f3d65e0e0d0dbf858af039fed04bc8620
98 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF was flagged by ML classifiers and ClamAV as malicious, specifically detecting embedded JavaScript exploits. The presence of XFA form elements further indicates a potential attack vector. The embedded JavaScript, although obfuscated, is likely responsible for downloading and executing a second-stage payload. The reconstructed URL http://www.xfa.org/schema/xfa-template/2.5/ is suspicious in this context.

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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