Malicious PDF — malware analysis report

Static analysis result for SHA-256 2f904f2d249e6d6f…

MALICIOUS

PDF

24.1 KB
MD5: 4a0168f2c79ab329ec5abb0d0ec29a3c SHA-1: 84f05f5400fc27d1cffe8d11d1410d4c27b0e4fa SHA-256: 2f904f2d249e6d6f9662422ada597a4db7f7a6e6985c3a8a4b0fd25b8a6a600f
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. The exploit targets the LibTIFF component and is detected by ClamAV as Pdf.Exploit.Agent-36821. The embedded URL is likely part of the exploit chain, though its specific function is not detailed.

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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