Malicious PDF — malware analysis report

Static analysis result for SHA-256 43826e2ec6be3342…

MALICIOUS

PDF

24.1 KB
MD5: e57483c41471ed7e18c3d02267437be5 SHA-1: d3001ef0b7e9e6be059a931633cafb31c021f4e6 SHA-256: 43826e2ec6be334201cd1f101771ada2001bd6dfca300c69adaf13c94a50deec
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains an embedded XFA form. Heuristics indicate a critical vulnerability, CVE-2010-0188, which is an Adobe Reader LibTIFF XFA image exploit. This exploit is used to execute arbitrary code. The embedded URL is likely part of the exploit infrastructure.

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/