Malicious PDF — malware analysis report

Static analysis result for SHA-256 0dfc175d336ca48c…

MALICIOUS

PDF

24.1 KB
MD5: 08f634461e342813193f09bc9bb4cac4 SHA-1: 955ff9f63f14afc8c08cc185f4a2e5bb2127b10a SHA-256: 0dfc175d336ca48cde6b02aa4d7500fec55eca3dc87bca5d1a4a964d581bb04c
160 Risk Score

Malware Insights

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

The sample is a PDF file identified as malicious by multiple heuristics, including a critical detection for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This exploit targets XFA forms, as indicated by the PDF_XFA heuristic. The embedded URL, while seemingly benign, is present within the document structure. The primary attack vector is likely exploitation of a client vulnerability, leading to arbitrary code execution.

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/