Malicious PDF — malware analysis report

Static analysis result for SHA-256 6eeaf5804591efcd…

MALICIOUS

PDF

12.7 KB
MD5: 0e4503cf2552a1d17cbe1a4b09bf5a48 SHA-1: dc9db7d14595d67aab0478c9893a25170267017f SHA-256: 6eeaf5804591efcddb6db056cadc4351a01d3ee832ef7b7a709851e795baabf3
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.007 JavaScript

The file is a PDF that leverages the XFA form feature to exploit CVE-2010-0188 in Adobe Reader, allowing for client-side code execution. The embedded URL is likely part of the exploit chain or a secondary payload delivery mechanism. ClamAV detection of Js.Exploit.HTML-30 further supports the malicious nature.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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: Js.Exploit.HTML-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Js.Exploit.HTML-30
  • 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/