Malicious PDF — malware analysis report

Static analysis result for SHA-256 b8b63e7bf6c1e89a…

MALICIOUS

PDF

24.1 KB
MD5: 4f8272a6d3a6eed08b5ec461bba84125 SHA-1: aa7596f125b3b5b0dfabbcfcd70bb2e06d0ae81d SHA-256: b8b63e7bf6c1e89aa792dbdca25437611d38d5349b989d68b2ea6062ed903cdd
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an embedded XFA form. Heuristics indicate a critical vulnerability, CVE-2010-0188, which is an exploit targeting Adobe Reader's LibTIFF component. This exploit is likely used to achieve arbitrary code execution. The embedded URL, while not directly malicious, is associated with XFA templates, further supporting the exploit vector.

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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