Malicious PDF — malware analysis report

Static analysis result for SHA-256 9a00131ba4eea449…

MALICIOUS

PDF

14.1 KB
MD5: 7e45ce8bf8e115e587e6080c481592e6 SHA-1: 015bd4b4be1a2edc497987c4885dbd5bc34882ec SHA-256: 9a00131ba4eea44969dc3d880007ccbf7168c12ab03a49893581ca1e02f036b1
128 Risk Score

Malware Insights

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

The sample is a PDF file that triggers a critical heuristic for CVE-2010-0188, an exploit targeting Adobe Reader's XFA forms. Additionally, ClamAV detected it as Js.Exploit.HTML-30, indicating embedded JavaScript exploitation. The embedded URL, while benign in appearance, is part of the XFA structure. The primary attack vector is likely the exploitation of a known Adobe Reader vulnerability via a crafted PDF document.

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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