Malicious PDF — malware analysis report

Static analysis result for SHA-256 3fdf592212d4409c…

MALICIOUS

PDF

24.0 KB
MD5: f163ec1cadf73e16bbdcf0807afee107 SHA-1: f05bf3e032f8236a6eab683f992339673c5aae40 SHA-256: 3fdf592212d4409c6557d8a4a3856a217779a8a7020dd0a77644eea843b0a47c
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1059.001 PowerShell

The critical heuristic firing for CVE-2010-0188 indicates that this PDF document exploits a vulnerability in Adobe Reader's handling of XFA forms and LibTIFF. The embedded URL, while not directly malicious in reputation, is part of the XFA template structure. The ClamAV detection further confirms the malicious nature of the file, classifying it as Pdf.Exploit.Dropped-78. The attack pattern is consistent with a document-based exploit designed to drop a secondary payload.

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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