Malicious PDF — malware analysis report

Static analysis result for SHA-256 919b961edabe99e7…

MALICIOUS

PDF

24.6 KB
MD5: 0bf08b0ecc92ba1711975c2322c1062f SHA-1: 5c9153eaf6b22dcd97e1574812cfa4cb4f6dc19b SHA-256: 919b961edabe99e7f1cd566e613ab6e6cf16cdbfb75f5294e661d9e88cb8f3bc
128 Risk Score

Malware Insights

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

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating exploitation of a vulnerability in Adobe Reader. ClamAV also detected it as Js.Exploit.HTML-30. The embedded URL is likely related to the XFA template. The primary attack vector is the exploitation of a known vulnerability to execute arbitrary code.

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: Js.Exploit.HTML-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Js.Exploit.HTML-30
  • 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/