Malicious PDF — malware analysis report

Static analysis result for SHA-256 d970504027252b2f…

MALICIOUS

PDF

24.1 KB
MD5: c3d2d355118d48f5568a55d176272b41 SHA-1: 6719cd6dfebce125d6a31e135027052bd90a68c0 SHA-256: d970504027252b2fd73cd3f55173055a3ec80ba526aee9348aa6090a9cb8fc94
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF document that leverages an XFA form to exploit CVE-2010-0188, a known vulnerability in Adobe Reader's LibTIFF processing. This exploit is designed to execute arbitrary code, likely leading to the download and execution of a second-stage payload. The embedded URL, while seemingly benign, is part of the XFA structure and may be used in 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/