Malicious PDF — malware analysis report

Static analysis result for SHA-256 1fe3545eee1f677e…

MALICIOUS

PDF

24.2 KB
MD5: 289b4dbbc8e7b4e058199f965ecf35d7 SHA-1: 3c6c47b54ca716c4a0a2ea96dc9406624c228032 SHA-256: 1fe3545eee1f677eba0b77c71e013702baa6baee053b9963d2ebfdd2d612fbb5
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 deliver a malicious payload by exploiting this vulnerability. The embedded URL, while not directly malicious in reputation, is associated with the XFA template structure.

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/