Malicious PDF — malware analysis report

Static analysis result for SHA-256 9031c36380cbdead…

MALICIOUS

PDF

24.0 KB
MD5: 5d2c485ab922983fc0a5bf2523af8bb3 SHA-1: b2d67d7d483ecff860fdc893f56b97b1ab029aa0 SHA-256: 9031c36380cbdeadea753a10d2e40c132b9d80fcc77235d6ed76afefeba7d805
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an XFA form, which is often used to deliver exploits. Static analysis identified a critical heuristic match for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This indicates the file is designed to exploit this vulnerability to gain execution on the victim's machine. The embedded URL is likely related to the XFA template but does not appear to be a direct payload delivery URL.

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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