Malicious PDF — malware analysis report

Static analysis result for SHA-256 b03db78c0229b5a6…

MALICIOUS

PDF

20.2 KB
MD5: 770ba4950fc388b955d43a5710740a16 SHA-1: c0768ec95b9db3d9cd4b5cc2d3a84f32f2280bbc SHA-256: b03db78c0229b5a6027f5982fcefd5c829ff0a7d2539ad4e749debb521225d52
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.002 Spearphishing Attachment

The sample is a PDF file that triggers a critical heuristic for CVE-2010-0188, an Adobe Reader exploit targeting XFA forms. This indicates the file is designed to exploit a vulnerability upon opening in a vulnerable version of Adobe Reader. The embedded URL, while not directly malicious in reputation, is associated with XFA templates and 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.Agent-36826 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36826
  • 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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