Malicious PDF — malware analysis report

Static analysis result for SHA-256 823d7e913907f5c6…

MALICIOUS

PDF

24.1 KB
MD5: f94602751f96e6f460fc6ff3bab41d1b SHA-1: 3d9a1599b4ea7c77903b6a18431219b83cc26032 SHA-256: 823d7e913907f5c6842b1c8424726de702c11b9d583f280b522ab078ef4f6f40
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 in Adobe Reader. This exploit is known to download and execute arbitrary code, indicating the file's purpose is to compromise the user's system. The embedded URL, while seemingly benign, is associated with XFA templates and could be a lure or part 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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