Malicious PDF — malware analysis report

Static analysis result for SHA-256 77830a10d486870f…

MALICIOUS

PDF

24.1 KB
MD5: 6fc6557b05a3eb46c8343f38f37e7c60 SHA-1: db3e21046904d5151487066a0956a357472b11a9 SHA-256: 77830a10d486870f2f5ecb9ed77c319dcb11bc10dd241210c6134d3601e3a72a
160 Risk Score

Malware Insights

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

The PDF file contains embedded XFA (XML Forms Architecture) content, which is exploited via CVE-2010-0188, a known vulnerability in Adobe Reader's LibTIFF processing. This exploit allows for arbitrary code execution. The embedded URL, while seemingly benign, is present within the document's structure and could potentially be used in conjunction with the exploit.

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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