Malicious PDF — malware analysis report

Static analysis result for SHA-256 26ca4aadf277ab84…

MALICIOUS

PDF

24.2 KB
MD5: 0568b4b96473677039fd9f0665fd9d46 SHA-1: 2eb70a20e0fed419b9597ad4df744232841a50f1 SHA-256: 26ca4aadf277ab845c7c930f6b3d9e0ddf3f10cef81c26132dca0d3617c1b78a
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an XFA form, which is a known vector for exploitation. Static analysis identified a critical heuristic match for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This indicates the file is designed to execute arbitrary code upon opening in a vulnerable version of Adobe Reader. The embedded URL, while benign in reputation, is associated with XFA templates and likely part of the exploit chain.

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/