Malicious PDF — malware analysis report

Static analysis result for SHA-256 3621e14b39ea7b9f…

MALICIOUS

PDF

24.1 KB
MD5: 6afd77b4fde8921bc8701b1fbfb88983 SHA-1: 96edf8cf6415ab32365f5019cfb999e89fe9a0fb SHA-256: 3621e14b39ea7b9ff1673e205ba4df22dc469a1691f114cfe0cf071233af4ea9
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains embedded XFA (XML Forms Architecture) data, which is known to be a vector for exploits. Specifically, the 'CVE_2010_0188' heuristic firing indicates exploitation of a vulnerability in Adobe Reader related to LibTIFF and XFA. The embedded URL, while seemingly benign, is part of the XFA structure and could potentially be used in conjunction with the exploit. The ClamAV detection further confirms the malicious nature of the file.

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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