Malicious PDF — malware analysis report

Static analysis result for SHA-256 057665e0586f55cb…

MALICIOUS

PDF

24.2 KB
MD5: 74599792511615b8c31448b22231e705 SHA-1: a102065e992b6b82f53fb0b35a98a9c26cce2ac4 SHA-256: 057665e0586f55cb92b74767ec4da265e5f6b79db9f32ca45f53dadeef755c58
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF sample contains an embedded XFA form that triggers the CVE-2010-0188 exploit, which is known to be used for arbitrary code execution. The exploit payload is decoded from a raw stream, indicating it's designed to download and execute a secondary malicious component. The embedded URL, while seemingly benign, is present within the exploit context.

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: 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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