Malicious PDF — malware analysis report

Static analysis result for SHA-256 04beb767c8af32ef…

MALICIOUS

PDF

24.1 KB
MD5: 34c07ed1f89daedd2000ed8bebe5ef77 SHA-1: ae0eb96303dfcb737162645c096a48cdec0a8e0f SHA-256: 04beb767c8af32eff276a482495af88bec2d8b653e107b656d603ff741557858
160 Risk Score

Malware Insights

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

The file is a PDF that contains an XFA form, which is known to be vulnerable to CVE-2010-0188. The heuristic firings strongly indicate that this vulnerability is being exploited to achieve code execution. The embedded URL, while not directly malicious in reputation, is part of the XFA template structure and may be used in conjunction with the exploit.

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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