Malicious PDF — malware analysis report

Static analysis result for SHA-256 d7599da5c7693e60…

MALICIOUS

PDF

24.2 KB
MD5: a067c55e9741751f4f0e844d4f5074b8 SHA-1: a910dd6fd8a157d944140531742791d85e981668 SHA-256: d7599da5c7693e60eacd80ddde16c0c468b291790b9f6acbff5bcd7f79dfb0c1
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.001 PowerShell

The sample is a PDF file that contains an XFA form and triggers the critical heuristic CVE_2010_0188, indicating exploitation of a known Adobe Reader vulnerability. The embedded URL, while not directly malicious in reputation, is part of the XFA structure. The document body contains obfuscated JavaScript-like code that appears to be part of the exploit mechanism, likely intended to download and execute a secondary payload.

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/