Malicious PDF — malware analysis report

Static analysis result for SHA-256 baf08f38e35b01ce…

MALICIOUS

PDF

24.5 KB
MD5: b7d5eecae4ddd446bcc7c9e7a7a66ff2 SHA-1: 65d41f8d076ab1e6a9701af2fa11a513eac7333d SHA-256: baf08f38e35b01ce74275547b5f4a150561a0e9b39e820a71592d9c8523f49a6
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an XFA form, which is a known vector for exploitation. Static analysis identified a critical heuristic match for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This indicates the file is designed to deliver a malicious payload by exploiting this vulnerability. The embedded URL is likely related to the XFA template but does not appear to be directly malicious itself.

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-36821 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36821
  • 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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