Malicious PDF — malware analysis report

Static analysis result for SHA-256 0c745b048152aaaf…

MALICIOUS

PDF

24.1 KB
MD5: 173ed13b26fb4d79354e8f575e80b2fe SHA-1: f5ac8afb413a789ab324bfa5d5cae5b35d3d19b0 SHA-256: 0c745b048152aaaf74b4323fcb6de3067cdb2053bc0ecb79a65f1241cfea087c
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file identified as malicious by multiple heuristics, including a critical detection for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. The presence of XFA form elements and the specific exploit detection strongly suggest that the document is designed to leverage this vulnerability for arbitrary code execution. The embedded URL, while seemingly benign, is part of the exploit's structure.

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/