Malicious PDF — malware analysis report

Static analysis result for SHA-256 08fa620cfaf4e148…

MALICIOUS

PDF

24.0 KB
MD5: 05a2da66afb22e0b4b0306f1e98a177f SHA-1: 6de2f7e4e2d84a13e97d548e46f5db8b8968753e SHA-256: 08fa620cfaf4e1480c20270564ff4082cdc2007fda36fd56a61a710056ba2020
160 Risk Score

Malware Insights

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

The file is a PDF containing an XFA form that exploits CVE-2010-0188, a known vulnerability in Adobe Reader for client-side execution. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URL is likely related to the XFA template, but its specific purpose is unclear without further analysis.

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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