Malicious PDF — malware analysis report

Static analysis result for SHA-256 a8d2fa63cfda100f…

MALICIOUS

PDF

24.1 KB
MD5: 0ffee49f08aa263fe367b3a5c6db8ce5 SHA-1: 32827d256b2d5bee9ec149417a38e104b254ea83 SHA-256: a8d2fa63cfda100f90837ee03089db616bfee471e274fcc407457221a30b38ba
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF document that contains an XFA form, which is a known vector for exploiting vulnerabilities in Adobe Reader. Specifically, the CVE-2010-0188 heuristic indicates exploitation of the LibTIFF component within Adobe Reader's XFA processing. This exploit likely leads to arbitrary code execution, as suggested by the critical ClamAV detection. The embedded URL is likely related to the XFA template but does not appear to be a direct payload delivery mechanism.

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/