Malicious PDF — malware analysis report

Static analysis result for SHA-256 36b3a6300b6848cd…

MALICIOUS

PDF

24.1 KB
MD5: 592e5b32535516a4a4b345c0e003abc0 SHA-1: 261eb8b85fb2c2ae2e524b709b92286a32852412 SHA-256: 36b3a6300b6848cde5ebf41d4371227533c69b877043a18a37dd886f859bb574
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

The sample is a PDF file that triggers a critical heuristic for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This indicates the file is designed to exploit a known vulnerability in older versions of Adobe Reader when processing XFA forms. The embedded URL, while not directly malicious in reputation, is associated with XFA templates and likely part of the exploit chain. No scripts were extracted from this sample.

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/