Malicious PDF — malware analysis report

Static analysis result for SHA-256 06e68a60f1cff5a3…

MALICIOUS

PDF

24.1 KB
MD5: 3bf7d7054fe6bed7786a72a037c21476 SHA-1: 7d81b3827eecc67612d1f0ab4d7b1542451b0ad6 SHA-256: 06e68a60f1cff5a30e938f043db54ce162fbc236a34fafd88af47022cc838468
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The sample is a PDF file that contains an XFA form, which is known to be vulnerable to exploits. Heuristics indicate a critical vulnerability (CVE-2010-0188) related to Adobe Reader's LibTIFF processing within XFA forms. This exploit likely leads to arbitrary code execution. The embedded URL is likely related to the XFA template, but its direct maliciousness is not confirmed.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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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