Malicious PDF — malware analysis report

Static analysis result for SHA-256 677677915aecdb9a…

MALICIOUS

PDF

24.1 KB
MD5: 558a297e282629ea6b4b07c8d0c5e139 SHA-1: b2d0f238a1e5d650b6d8f05bdcf80af26e5e32cd SHA-256: 677677915aecdb9ac0b27370ba44414650edf002f064e28c1d781e255398c370
160 Risk Score

Malware Insights

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

The file is identified as malicious due to the critical heuristic firing for CVE-2010-0188, which indicates an exploit targeting Adobe Reader's XFA form processing. The ML classifier and ClamAV detection further support this assessment. The embedded URL, while seemingly benign, is present within the document's structure, suggesting a potential component of the exploit chain.

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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