Malicious PDF — malware analysis report

Static analysis result for SHA-256 6005472e6ff86cf8…

MALICIOUS

PDF

24.1 KB
MD5: 519f7caa13ece8f584be273dc8d07118 SHA-1: 51c8f4d5d6d75641de65f8071eadcc5b2055d7c0 SHA-256: 6005472e6ff86cf8cff3bf05f6ca52dcee3b3b0871dd21551910e747831c489a
160 Risk Score

Malware Insights

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

The file is a PDF document identified as malicious by multiple heuristics, including a critical detection for CVE-2010-0188, which is an Adobe Reader exploit targeting XFA forms. The ML classifier also strongly indicated maliciousness. The embedded URL, while benign in reputation, is part of the XFA template structure, suggesting it's related to the exploit's functionality. The exploit allows for client-side code execution, likely as part of a phishing campaign.

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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