Malicious PDF — malware analysis report

Static analysis result for SHA-256 38060bcf4aa97eef…

MALICIOUS

PDF

23.9 KB
MD5: fd6102f154b73fccecff1921484106fb SHA-1: fb695707e86492e2d54cd8e0a7f6a717a3d10cc3 SHA-256: 38060bcf4aa97eef5ddd041bc222cf9d869b6d7b210f0d830a66a34411fdcf44
128 Risk Score

Malware Insights

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

The sample is a PDF document that utilizes XFA forms, triggering heuristics for CVE-2010-0188, an exploit targeting Adobe Reader's LibTIFF component. This indicates the document is designed to be opened with a vulnerable version of Adobe Reader to execute arbitrary code. The embedded URL, while seemingly benign, is part of the XFA structure and could potentially be used in a more complex 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: 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/