Malicious PDF — malware analysis report

Static analysis result for SHA-256 71f566c8ee476c7a…

MALICIOUS

PDF

24.1 KB
MD5: 64b306b917ba808460702ccb949391f9 SHA-1: cad4eb85298677c01f9501d2aab5f851e26c7bb1 SHA-256: 71f566c8ee476c7ae07e9f757f0a0f0ac167db8addae8f256bda4198910bef06
160 Risk Score

Malware Insights

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

The file is a PDF that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA forms. This exploit allows for arbitrary code execution, which is typically used to download and run additional malicious content. The embedded URL, while seemingly benign, is part of the XFA 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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