Malicious PDF — malware analysis report

Static analysis result for SHA-256 35d9d9758ab5b219…

MALICIOUS

PDF

24.2 KB
MD5: c8b5caa8363e8aaff5de7d61d4257a6b SHA-1: 4c0922c4710acf03682b9a8f3dcf3355e244032f SHA-256: 35d9d9758ab5b21903732e2a94d8bd5a9c4e71ac8ae70029efcfc5764774bf7b
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The sample is a PDF document that leverages an XFA form to exploit CVE-2010-0188 in Adobe Reader. This exploit is designed to execute arbitrary code, indicating a malicious intent to compromise the user's system. The embedded URL, while seemingly benign, is associated with XFA templates and could be part of the exploit chain.

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/

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