Malicious PDF — malware analysis report

Static analysis result for SHA-256 46d190134e917fa2…

MALICIOUS

PDF

24.1 KB
MD5: f73b090da86e85d4a177b0162cd7ec01 SHA-1: 480857fcbedac34939d05e94d5acf936752f9e00 SHA-256: 46d190134e917fa2b20a4fd98bc02f9547cea6619589a1b4577d4bba86a839e8
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 exploiting vulnerabilities. Specifically, the critical heuristic firing indicates exploitation of CVE-2010-0188, a vulnerability in Adobe Reader's handling of LibTIFF within XFA forms. This exploit likely leads to arbitrary code execution. The embedded URL is likely related to the XFA template but does not appear to be a direct payload delivery URL.

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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