Malicious PDF — malware analysis report

Static analysis result for SHA-256 169e6e9acf1b78e1…

MALICIOUS

PDF

24.1 KB
MD5: c33d632277d5a09ed26ec4e76f670107 SHA-1: 557a4899e14d13f0d403f260a64608ca96b7729b SHA-256: 169e6e9acf1b78e1e2c3d70fdb3cd0372fd622016a34ee5e2e56d32d79153c03
160 Risk Score

Malware Insights

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

The file is a PDF that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA forms. This exploit is known to download and execute arbitrary code, indicating a likely downloader or dropper functionality. The embedded URL, while seemingly benign, is present within the document structure and could be a component of the exploit chain.

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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