Malicious PDF — malware analysis report

Static analysis result for SHA-256 6a251fcb922fba0b…

MALICIOUS

PDF

12.7 KB
MD5: 0bc514a93a5f7a92179ead4d82f0eb5e SHA-1: 092265eff573d062e7a9c2f55a8a447b5a294727 SHA-256: 6a251fcb922fba0b90982e9d178a241eabd0fb72b2bb5a2f9d88ca24efa2ac71
160 Risk Score

Malware Insights

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

The PDF file contains an embedded XFA form that triggers the CVE-2010-0188 exploit, targeting Adobe Reader. This exploit is known to be used for client-side code execution, often to download and run additional malware. The ClamAV detection of Js.Exploit.HTML-30 further supports the malicious nature and the presence of JavaScript-based exploit code.

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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