Malicious PDF — malware analysis report

Static analysis result for SHA-256 ecd03957ffbe81ed…

MALICIOUS

PDF

24.0 KB
MD5: b692e70156b86fb3404864dfe597eae6 SHA-1: 08073401ba0ff384e81981cb5e12c58d74f4a81c SHA-256: ecd03957ffbe81ed1cd3d8304dd097cb47a772acd33bfff2d8aca2e160c35581
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution T1566.001 Phishing: Spearphishing Attachment

The PDF file contains an XFA form that triggers a critical heuristic for CVE-2010-0188, indicating exploitation of Adobe Reader. ClamAV also detected this file as malware (Pdf.Exploit.Agent-36821). The embedded URL, while seemingly benign, is part of the XFA template structure and likely used in 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-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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