Malicious PDF — malware analysis report

Static analysis result for SHA-256 b5dc63748ee1067c…

MALICIOUS

PDF

20.2 KB
MD5: 602161c7d9f112cba96ea25dd6670f3b SHA-1: 38a870be46701b4e5f475979ee06bfa1b3168924 SHA-256: b5dc63748ee1067cdfbd2ad521778f79bba1485ed582004bab6715ac5bcdc655
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution T1559.001 Component Object Model Hijacking

The sample is a PDF file that triggers a critical heuristic for CVE-2010-0188, an exploit targeting Adobe Reader's handling of XFA forms. This indicates the file is designed to exploit this vulnerability upon opening in a vulnerable reader. The embedded URL, while seemingly benign, is part of the XFA structure and could potentially 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-36826 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36826
  • 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/