Malicious PDF — malware analysis report

Static analysis result for SHA-256 747c59978f7450e9…

MALICIOUS

PDF

24.1 KB
MD5: 98a485e851dbb208e2892b83ff33f954 SHA-1: 85093a70401368d834bd08f9bc04bdcd93660048 SHA-256: 747c59978f7450e9cca7db2726d546273e8ac52dae98acac5188533356ab723b
160 Risk Score

Malware Insights

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

The file is a PDF document identified as malicious by multiple heuristics, including a critical finding for CVE-2010-0188, which is an Adobe Reader exploit targeting XFA forms. The presence of an embedded URL and the XFA form structure strongly indicate an attempt to exploit this vulnerability for client execution. The exploit likely serves as an initial vector, possibly delivered via spearphishing.

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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