Malicious PDF — malware analysis report

Static analysis result for SHA-256 2e523a1b9aaf785f…

MALICIOUS

PDF

24.2 KB
MD5: c88d986f1c6bc5fb47870433f5d528e6 SHA-1: 6991624cc8e3b905bd709f2553cad8071bca23a2 SHA-256: 2e523a1b9aaf785fa6a21ea9b35cc96f2f558bbc09e8d285326d29edbf1777cd
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating exploitation of a vulnerability in Adobe Reader. The embedded URL, while seemingly benign, is associated with the XFA structure and may be part of the exploit chain. The ClamAV detection further confirms its malicious nature.

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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