Malicious PDF — malware analysis report

Static analysis result for SHA-256 6f282f1e1fbdab51…

MALICIOUS

PDF

24.1 KB
MD5: 21a308c0b891be4faa3e44e144dceb1a SHA-1: af9a30a20de2f47bec430cb160b4375c48f1f206 SHA-256: 6f282f1e1fbdab513d8966b0a78e73c69c2f7ffa0b70ef12dbf7a60afdbf8d19
160 Risk Score

Malware Insights

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

The file is a PDF that contains an XFA form and triggers the CVE-2010-0188 exploit, which targets a vulnerability in Adobe Reader's LibTIFF handling. This exploit is designed to execute arbitrary code, indicating the file's purpose is likely initial compromise via a malicious attachment. The embedded URL is related to XFA schema but does not appear to be a direct payload host.

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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