Malicious PDF — malware analysis report

Static analysis result for SHA-256 60a9247c3d2526fe…

MALICIOUS

PDF

12.7 KB
MD5: c3cca65a87b214b4f0cbab1a93f3f066 SHA-1: eb40a37b26659eb7e91657d60361b0db453767b0 SHA-256: 60a9247c3d2526fedb22438e03b82bead8711bcb744ef8495f3dc9fc396e109b
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.007 JavaScript

The file is a PDF containing an XFA form that exploits CVE-2010-0188, a known vulnerability in Adobe Reader. Static analysis indicates the exploit targets and decodes a JavaScript payload. This payload is likely designed to download and execute a second-stage malicious file, as suggested by the ClamAV detection of Js.Exploit.HTML-30.

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: 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/

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