Malicious PDF — malware analysis report

Static analysis result for SHA-256 5f6824308301a6b7…

MALICIOUS

PDF

24.1 KB
MD5: 64f466d6d3564b264f2bedf5646e1c62 SHA-1: 4bcc05ef2ae8f42c5971d0d71882fb062d39fe63 SHA-256: 5f6824308301a6b71b8f9c9d351d6d70a69dc60bfa4a2db0d9a36c30866f072c
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The file is a PDF that triggers a critical heuristic for CVE-2010-0188, an Adobe Reader exploit targeting XFA forms. This exploit is designed to achieve code execution, likely for downloading and running a secondary payload. The embedded URL, while benign in reputation, is present within the document structure.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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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