Malicious PDF — malware analysis report

Static analysis result for SHA-256 1f9193b1dd83f1a3…

MALICIOUS

PDF

24.0 KB
MD5: 4b47165b4c23a923f9bdbb955df222ee SHA-1: 8353a5be7721edf2b364931683922ab2acc05cdd SHA-256: 1f9193b1dd83f1a32a41c0cff5d1ec4071c991cd683a4cf9bc8f674d759bf652
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF document that leverages the XFA form functionality to exploit CVE-2010-0188 in Adobe Reader. This exploit is designed to download and execute a secondary payload. The embedded URL is likely part of the exploit chain.

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.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • 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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