Malicious PDF — malware analysis report

Static analysis result for SHA-256 6c1a7e1ccb251112…

MALICIOUS

PDF

67.9 KB
MD5: 740ad3939db61f8a4caaefcc8edf8f29 SHA-1: 4a4e090324aee4ad055e2d0ef0bf33757fc957e1 SHA-256: 6c1a7e1ccb2511120555fa5a0076b88d63b64ccbe1cc3d129a2ca8a6c8c5aeb9
160 Risk Score

Malware Insights

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

The PDF file contains XFA form data and triggers the CVE-2010-0188 exploit, which is known to target Adobe Reader's LibTIFF component. This exploit is designed to achieve arbitrary code execution, typically used to download and run additional malicious content. The embedded URL, while seemingly benign, is associated with XFA templates and could be part of the exploit chain.

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.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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