Malicious PDF — malware analysis report

Static analysis result for SHA-256 1a790cc44331f830…

MALICIOUS

PDF

93.7 KB
MD5: 301387d1c92a912f617527862425648e SHA-1: 133679bae6a117ed3f3d28e75acabb3398ad1b3c SHA-256: 1a790cc44331f8305c18c8787d36fb473076cfb933739c8f482c7ef9ab8fde69
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious Link T1204.002 Malicious File T1566 Phishing T1566.001 Spearphishing Attachment T1566.002 Spearphishing Link

The PDF file contains XFA form data and triggers a critical heuristic for CVE-2010-0188, indicating an exploit targeting Adobe Reader. The embedded URL, while seemingly benign, is associated with XFA templates and likely serves as a lure or part of the exploit chain. The ClamAV detection further confirms its malicious nature. The exploit likely downloads and executes a second-stage payload.

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: Pdf.Exploit.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • 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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