Malicious PDF — malware analysis report

Static analysis result for SHA-256 df424672a701b21f…

MALICIOUS

PDF

24.2 KB
MD5: 5eb294bc7560d985932536a874405546 SHA-1: 88b0130fd61e8d420206151319e8f25b14fc74d9 SHA-256: df424672a701b21f1abba1f349296dfbe7d321722483a2a0a8afc872143f6619
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File T1059.001 Command and Scripting Interpreter: PowerShell

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. ClamAV detected it as Js.Exploit.HTML-30, indicating embedded JavaScript is used for exploitation. The embedded URL is likely related to the XFA template, but the primary malicious activity stems from the exploit and the JavaScript 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: 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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