Malicious PDF — malware analysis report

Static analysis result for SHA-256 09a46d7eb0dee081…

MALICIOUS

PDF

24.2 KB
MD5: beeb1a4fdfc6c4fc839fd2eb72aa73d5 SHA-1: e576a7fbfd0ca5b3a0f0f9268d437b8f3c7971b0 SHA-256: 09a46d7eb0dee081e93244e0c83def6c28c6b81a64a882818250fd539758e827
160 Risk Score

Malware Insights

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

The PDF file contains an XFA form and exploits the CVE-2010-0188 vulnerability in Adobe Reader's LibTIFF component. This exploit is designed to achieve arbitrary code execution on the victim's machine. The embedded URL, while seemingly benign, is present within the document structure, suggesting it might be part of the exploit chain or a lure.

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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