Malicious PDF — malware analysis report

Static analysis result for SHA-256 2501466cfa387782…

MALICIOUS

PDF

24.4 KB
MD5: a8f18d5513ee1e65b0fefac3f0733539 SHA-1: 272ffdea47404b0545dbb7b5a53653b98bf343d4 SHA-256: 2501466cfa3877829a7acca2c6a13716a354c3616416778edfbf71196206189a
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1059.001 Command and Scripting Interpreter: PowerShell

The PDF file contains an XFA form and exploits CVE-2010-0188, a vulnerability in Adobe Reader related to LibTIFF processing within XFA forms. ClamAV also detected it as Js.Exploit.HTML-30, indicating embedded JavaScript exploitation. The embedded URL is likely part of the exploit chain. The document body contains obfuscated JavaScript that attempts to execute code.

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/

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