Malicious PDF — malware analysis report

Static analysis result for SHA-256 069576fc4c2fdcb3…

MALICIOUS

PDF

12.8 KB
MD5: b7c78346c51c32435ad2ff48cf15df95 SHA-1: a96d370321b4ed5e5d24fc913ce5f6b76bb95b87 SHA-256: 069576fc4c2fdcb341a63dfda0bf550bc4a49505bba548e78dd9333dc9633d68
160 Risk Score

Malware Insights

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

The file is a PDF that leverages an XFA form to exploit CVE-2010-0188 in Adobe Reader, a known vulnerability for client-side code execution. ClamAV detection of Js.Exploit.HTML-30 further indicates malicious JavaScript exploitation. 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: 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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