Malicious PDF — malware analysis report

Static analysis result for SHA-256 6d09226fe869a70c…

MALICIOUS

PDF

67.3 KB
MD5: 00ed9a87eff99d90141cac623a14e3e5 SHA-1: 655c1cb26cb4884241566ee56ec99df823f8fe76 SHA-256: 6d09226fe869a70c7aa35cb1e3041f5c4fcc85ec925bbefc3cdafa50a98f5290
160 Risk Score

Malware Insights

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

The file is a PDF containing an XFA form that exploits CVE-2010-0188, a known vulnerability in Adobe Reader related to LibTIFF processing. This exploit is designed to achieve arbitrary code execution. The embedded URL, while seemingly benign, is part of the XFA structure and could potentially be used in conjunction with the exploit.

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/