Malicious PDF — malware analysis report

Static analysis result for SHA-256 c2ff197a35481dfb…

MALICIOUS

PDF

24.2 KB
MD5: 9eac42e5a2ddc748a850764db1139a56 SHA-1: c8ce5167c7981fe6d64bf0bd56aa11033a6f9441 SHA-256: c2ff197a35481dfb4510de7554443395395ebb19fb89fee7531e68ea0313d788
128 Risk Score

Malware Insights

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

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, an Adobe Reader exploit involving LibTIFF and XFA images. This indicates the document is designed to exploit this specific vulnerability upon opening in a vulnerable version of Adobe Reader. The embedded URL, while seemingly benign, is part of the document's structure and may be used in conjunction with the exploit.

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/