Malicious PDF — malware analysis report

Static analysis result for SHA-256 07d9a2932c324431…

MALICIOUS

PDF

31.4 KB
MD5: 844fba4bcf534bee009e4dfdaadfb9af SHA-1: 14e705d055fe339efad5b499302d14621b8345af SHA-256: 07d9a2932c324431d066ff733c8d46bb083dd7072618270772d8d8f58ec0d3b2
160 Risk Score

Malware Insights

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

The PDF file contains an XFA form and triggers the CVE-2010-0188 exploit, which is known to target Adobe Reader. ClamAV also identified it as Js.Exploit.HTML-30, indicating embedded JavaScript used for exploitation. The embedded URL, while seemingly benign, is part of the exploit 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: 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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