Malicious PDF — malware analysis report

Static analysis result for SHA-256 73e886ad4a8c1674…

MALICIOUS

PDF

24.2 KB
MD5: 19bdbe66317405bb791b9ba307ef3e37 SHA-1: 3463f6508646f21f832712bf9920f1d69b1c5d6f SHA-256: 73e886ad4a8c16747419576c5b3f75415c492b47398249b86570c3ec56610718
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains an XFA form and triggers the CVE-2010-0188 exploit, which is known to be used for arbitrary code execution. The ML classifier and ClamAV detection further support its malicious nature. The embedded URL is likely part of the exploit chain.

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/

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