Malicious PDF — malware analysis report

Static analysis result for SHA-256 b8d9bcb3496d4225…

MALICIOUS

PDF

44.9 KB
MD5: 6ef223155c9f8916f247165e7a9eeca8 SHA-1: 4b8bc5a3105ea26e1d9f0669ece0044c99094b32 SHA-256: b8d9bcb3496d4225131fc0f818a57ff1738a1831fa70df9ee9963d30307529ff
68 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file exhibits characteristics of malicious intent through the use of XFA forms and obfuscated object names, as indicated by ClamAV heuristics. While the document body contains only 'Hello World!', the presence of embedded URLs and the PDF structure suggest a potential delivery mechanism for further malicious activity. The specific techniques used point towards obfuscation and exploitation of PDF features.

Heuristics 3

  • ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
  • 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://ns.adobe.com/xdp/
    • http://www.xfa.org/schema/xci/2.6/
    • http://www.xfa.org/schema/xfa-template/2.6/

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