Malicious PDF — malware analysis report

Static analysis result for SHA-256 a28338e2d23ce167…

MALICIOUS

PDF

24.0 KB
MD5: a11f891cfa7f00994ea0878a3be35699 SHA-1: e7b56cfb9f0234b7661de0e4aa5e8b8f72df785e SHA-256: a28338e2d23ce167d8b905372bd4db3204049506c4753c9b64a06e1153420190
128 Risk Score

Malware Insights

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

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. This exploit allows for arbitrary code execution. The embedded URL is likely part of the exploit chain or a lure. No scripts were extracted, but the exploit itself is sufficient to classify the attack pattern.

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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