Malicious PDF — malware analysis report

Static analysis result for SHA-256 c83b6d55e039e0d3…

MALICIOUS

PDF

24.0 KB
MD5: 9487c386bb966eef3c5c7ce941eaa93e SHA-1: 22cf007dfd5ac1581f29c284804b5c969a32cc2e SHA-256: c83b6d55e039e0d35ba47fbcbb2107e8c2e72c8e7dbf8bf208144643a2f3e450
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains an embedded XFA form, which is leveraged by the CVE-2010-0188 exploit. This exploit targets a vulnerability in Adobe Reader's LibTIFF processing to execute arbitrary code. ClamAV also detected this file as Pdf.Exploit.Agent-36821, confirming its malicious nature. The embedded URL is likely related to the exploit delivery mechanism.

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/