Malicious PDF — malware analysis report

Static analysis result for SHA-256 911bc5f41733f78a…

MALICIOUS

PDF

24.2 KB
MD5: d9c960f3d1c6305e83af1a83bdbd2592 SHA-1: ef6e681fea12829ef2c026e321f1cf7e193fac4c SHA-256: 911bc5f41733f78ae53eb0919aa8404269ecfb6c57ac774c224f2a2fb7001d63
128 Risk Score

Malware Insights

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

The sample is a PDF file that triggers critical heuristics for CVE-2010-0188, an exploit targeting Adobe Reader's XFA form processing with LibTIFF. This indicates the file is designed to execute arbitrary code upon opening in a vulnerable reader. The embedded URL, while likely benign in this context, is noted as part of the document structure.

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/