Malicious PDF — malware analysis report

Static analysis result for SHA-256 581b0574f8d475c5…

MALICIOUS

PDF

13.9 KB
MD5: 3ff272ecc5d41b3062d69bf536fd9921 SHA-1: 503c2fc3ba99ee89f5947eab0786d6f7c407e16d SHA-256: 581b0574f8d475c53592e653ecf594c9092943f0a058eda1d3cc73e605bbd977
128 Risk Score

Malware Insights

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

The sample is a PDF file that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA forms. ClamAV also detected it as Js.Exploit.HTML-30, indicating embedded JavaScript exploit content. The embedded URL is likely part of 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: 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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