Malicious PDF — malware analysis report

Static analysis result for SHA-256 601285da55ccd71a…

MALICIOUS

PDF

24.1 KB
MD5: c52f2c4ba4d8239f56340632dfffe86b SHA-1: d70a5fde4153f50848a2387b9139828b5e4182fe SHA-256: 601285da55ccd71a5d11397d943987d61a0b3de90f4ec5c6d7ea37ea9c32b47a
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 triggers a critical heuristic for the CVE-2010-0188 Adobe Reader LibTIFF XFA image exploit. This indicates the file is designed to exploit a known vulnerability for client execution. The embedded URL, while seemingly benign, is present within the document structure and could 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.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/