Malicious PDF — malware analysis report

Static analysis result for SHA-256 02bf183c57db4dca…

MALICIOUS

PDF

24.1 KB
MD5: d8a3bbd60a176181bf1cbb4880effbd5 SHA-1: 8a2bd73724323f92c70b5c2d1763a1d7aaa21e34 SHA-256: 02bf183c57db4dca52f290f2b63980d07731639d525686ab0f0d138724dd33c4
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an embedded XFA form, which is a known vector for exploiting Adobe Reader vulnerabilities. Specifically, the 'CVE_2010_0188' heuristic indicates exploitation of the LibTIFF component, likely leading to arbitrary code execution. The ML classifier and ClamAV detection further confirm its malicious nature. The embedded URL is likely related to the XFA template but has no reputation.

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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