Malicious PDF — malware analysis report

Static analysis result for SHA-256 4eccba837ac96204…

MALICIOUS

PDF

23.9 KB
MD5: 2f3231fbc66ca851e1c4c450f305fb84 SHA-1: df93d98371413a0d378b5586e7a7d47eeede82e8 SHA-256: 4eccba837ac9620428fc51368aaf52df12917415412926b6bba405d69a243032
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF document that leverages the XFA form feature to exploit CVE-2010-0188, a known vulnerability in Adobe Reader's LibTIFF processing. This exploit is designed to execute arbitrary code, likely to download and run a secondary payload. The embedded URL, while seemingly benign, is part of the XFA template structure and could be a vector for further malicious activity.

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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