Malicious PDF — malware analysis report

Static analysis result for SHA-256 5cc51a9e963ffa5f…

MALICIOUS

PDF

20.2 KB
MD5: 072e7c38330e8f34fa74e22b097de7e1 SHA-1: 0fe715a06eab10ed830711193936c354b5ee134d SHA-256: 5cc51a9e963ffa5fe16f6486ed3d2231efed75133f96d0335f8005b8b2684d86
160 Risk Score

Malware Insights

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

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating exploitation of Adobe Reader. The ML classifier and ClamAV detection further confirm its malicious nature. The embedded URL, while not directly malicious, is associated with XFA templates, reinforcing the exploit vector.

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-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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