Malicious PDF — malware analysis report

Static analysis result for SHA-256 b93df4b345f9be75…

MALICIOUS

PDF

20.2 KB
MD5: 81acbbea99de0a55ddcfe1d2344efbab SHA-1: 960749ac381cdeff11a280d96c15dfefba0428e0 SHA-256: b93df4b345f9be75f69d15a9abaf143705aaa03b8ada2af435095193a18b4de3
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 form processing. This indicates the file is designed to leverage this vulnerability to execute arbitrary code. The embedded URL, while seemingly benign, is present within the document structure, suggesting it might be part of the exploit chain or a lure.

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.Agent-36826 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36826
  • 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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