Malicious PDF — malware analysis report

Static analysis result for SHA-256 8440ecd7c5b9048f…

MALICIOUS

PDF

24.3 KB
MD5: 4400c242930208410e9ea1757aea0628 SHA-1: fa6a8d7aafe6f28a4987039bdc99729385f0a5c6 SHA-256: 8440ecd7c5b9048f0ebb43cccab3a6255d643ec8b77d79ab76807ee96a11d02f
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.001 PowerShell

The PDF file contains an XFA form and triggers the CVE-2010-0188 exploit, which is known to target Adobe Reader. The ClamAV detection 'Js.Exploit.HTML-30' further indicates malicious JavaScript embedded within the XFA content. This exploit likely leads to the execution of 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: 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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