Malicious PDF — malware analysis report

Static analysis result for SHA-256 1759d69801135cfe…

MALICIOUS

PDF

23.9 KB
MD5: df8702f70f6c851c4b73c57123389761 SHA-1: 1a323dd260eef1ca199d9618ee7ee6de86914bd1 SHA-256: 1759d69801135cfe23612274b2eb98e01631d206b14105df35a8dfbe45872422
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The file is a PDF that leverages an XFA form to exploit CVE-2010-0188 in Adobe Reader. This exploit is designed to execute arbitrary code, and the embedded URL suggests a potential download location for a secondary payload. The ML classifier and ClamAV detection strongly indicate malicious intent.

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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