Malicious PDF — malware analysis report

Static analysis result for SHA-256 bc16b41adb23ef31…

MALICIOUS

PDF

12.8 KB
MD5: a8f28f656bdd6d296715b22d5209fbaf SHA-1: 6a8da0309e42c0d973b948f739a49722d87a2f65 SHA-256: bc16b41adb23ef31a91f71bd015f69da606a07f07337b21f2f05d14a712f7f09
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution T1059.001 Command and Scripting Interpreter: PowerShell

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating an exploit targeting Adobe Reader. ClamAV also detected it as Js.Exploit.HTML-30. The embedded URL is likely related to the XFA template, but the primary malicious activity stems from the exploit itself. The script payload, though not fully detailed, is identified as JavaScript, suggesting an attempt to download and execute further malicious content.

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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