Malicious PDF — malware analysis report

Static analysis result for SHA-256 17cff8802f995a2b…

MALICIOUS

PDF

24.4 KB
MD5: 34c33a38ce2da85abe571be4e5916be3 SHA-1: c11a384ed487f9c73792300684c1f38fae19d66e SHA-256: 17cff8802f995a2ba67fe25ab39137b8015aaaf988594db2f2d5fd89b100977e
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.007 JavaScript

The file is a PDF containing an XFA form that exploits CVE-2010-0188 in Adobe Reader. Static analysis detected malicious JavaScript embedded within the XFA payload, which is likely responsible for executing the exploit. The embedded URL is likely related to the XFA template but does not appear to be a direct payload delivery URL.

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: Js.Exploit.HTML-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Js.Exploit.HTML-30
  • 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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