Malicious PDF — malware analysis report

Static analysis result for SHA-256 6a095205c301048b…

MALICIOUS

PDF

24.1 KB
MD5: f1424a6c2d6f2315f26faa25fc465789 SHA-1: db0b8ba545793188926d975f364325a890eb8d63 SHA-256: 6a095205c301048beb410460d1db0e2104123794d4565c6ffb0a2367a36a4bc4
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file contains an embedded XFA form and triggers the CVE-2010-0188 exploit, which is known to be used for arbitrary code execution. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URL, while benign in reputation, is part of the XFA structure and likely related to the exploit's functionality.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 4

  • Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188
    PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
  • ClamAV: Pdf.Exploit.Agent-36821 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36821
  • 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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