Malicious PDF — malware analysis report

Static analysis result for SHA-256 38b8f7e502b29276…

MALICIOUS

PDF

13.9 KB
MD5: 704211a51be5b1d0401ee6974cfbd367 SHA-1: 8c56a5ad62495e0d659289466e3914605101355a SHA-256: 38b8f7e502b292765323772f68c46e4e7f92ff2d9e0ba4f32286642addfbea31
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating an exploit targeting Adobe Reader's LibTIFF component. ClamAV also detected it as Js.Exploit.HTML-30. The embedded URL, while seemingly benign, is part of the exploit structure. The primary attack vector is likely a user opening a malicious PDF, leading to the execution of an 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: 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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