Malicious PDF — malware analysis report

Static analysis result for SHA-256 b0f174b61385566a…

MALICIOUS

PDF

24.1 KB
MD5: ece16619d6f52b4f0b29509b80d56dbe SHA-1: 424a7248be659f76140091483f45855ac1cc2750 SHA-256: b0f174b61385566a10c456adfdaf8da49cd79267164b04fe2c7663a1c734c699
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains XFA form elements, which are known to be a vector for exploits. Static analysis identified a critical heuristic match for CVE-2010-0188, an exploit targeting Adobe Reader's LibTIFF component when processing XFA forms. The embedded URL, while seemingly benign, is present within the document structure. The document body contains obfuscated JavaScript-like code which likely contributes to the exploit chain, though its exact function is not fully discernible without dynamic analysis.

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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