Malicious PDF — malware analysis report

Static analysis result for SHA-256 b00436d11c2c354a…

MALICIOUS

PDF

66.6 KB
MD5: 33c471aa5aa50da25ad19fdb2b4eb176 SHA-1: ed2f05f2434591fd5f1688d2d52c54fc91b43711 SHA-256: b00436d11c2c354a0d1d2d0943bcc7f1193654790e6ce9fc8b4e1fa0d04bf4f3
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

The sample is a PDF document that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA form processing. This exploit is known to download and execute a second-stage payload. The embedded URL, while likely benign in its own right, is present within the document structure, suggesting it may be related to the exploit's functionality.

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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