Malicious PDF — malware analysis report

Static analysis result for SHA-256 a648bb9e7536cd26…

MALICIOUS

PDF

24.1 KB
MD5: d76d577545c7f15974c85c9dd80decb9 SHA-1: 263693acc16bc2c2a373ae60057f659810c77189 SHA-256: a648bb9e7536cd26e47701c32c7a4f63b8595f081be3b154902276a675195623
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an XFA form and triggers a critical heuristic for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This indicates the file is designed to exploit a vulnerability in Adobe Reader to achieve code execution. The embedded URL is likely related to the XFA template but does not appear to be a direct payload delivery mechanism.

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/ In PDF document text

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