Malicious PDF — malware analysis report

Static analysis result for SHA-256 3270c640ff20928a…

MALICIOUS

PDF

93.9 KB
MD5: 15a5aaf0f30903fc30e0e870d9730ee0 SHA-1: 30b0802bba155bd9345a506c4ffd8e51eb021769 SHA-256: 3270c640ff20928adc93574adfa58a8983b79d4ca808cb641e5ef4c22c99a4ce
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.004 Command and Scripting Interpreter: PowerShell

The critical heuristic firing for CVE-2010-0188 indicates exploitation of a vulnerability in Adobe Reader via XFA forms. This exploit likely downloads and executes a second-stage payload, as suggested by the ClamAV detection name 'Pdf.Exploit.Dropped-78'. The embedded URL, while seemingly benign, is part of the exploit chain.

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.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • 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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