Malicious PDF — malware analysis report

Static analysis result for SHA-256 8390d74a6e681fd4…

MALICIOUS

PDF

24.1 KB
MD5: 4ed8b44786ba7119f3cd29131c35b45d SHA-1: 7a6e719525a1057546c3919e9b6087b07e3cbe3e SHA-256: 8390d74a6e681fd429cb62f5dc89d0c5ddbe8eae3c581e6a8759b9d280cf22e0
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.001 PowerShell

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, an Adobe Reader LibTIFF exploit. This indicates the file is designed to exploit this vulnerability for code execution. The embedded URL, while not directly malicious, is part of the XFA structure. No scripts were extracted, but the exploit itself is the primary indicator of malicious intent, likely to download and execute a second-stage payload.

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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