Malicious PDF — malware analysis report

Static analysis result for SHA-256 6282bd5b53100d54…

MALICIOUS

PDF

13.9 KB
MD5: 2900e7f29edaba3f17ec61a25a236bf0 SHA-1: ce56bc06f0a4395c25f158c783c80e6e4a198813 SHA-256: 6282bd5b53100d548c763c2a28fc38818b0652fe099e25161462f782044cfa0a
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 in Adobe Reader. The embedded JavaScript, detected by ClamAV as Js.Exploit.HTML-30, is likely responsible for executing the exploit. The embedded URL is likely related to the XFA template but does not appear to be a direct payload delivery URL.

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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