Malicious PDF — malware analysis report

Static analysis result for SHA-256 57cd791e5e6f72e6…

MALICIOUS

PDF

23.9 KB
MD5: 9079b4698eabdb6ab27555279adf074d SHA-1: fc22be2b2acbce74352d6c0352a97dc623e3d4da SHA-256: 57cd791e5e6f72e6109821e1fa747dc258879f3756a5cddf0a009f34fc5152b1
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that contains XFA form data. Static analysis identified a critical heuristic firing for CVE-2010-0188, indicating an exploit targeting Adobe Reader's LibTIFF component. This exploit is likely used to download and execute a second-stage payload. The embedded URL, while seemingly benign, is part of the exploit's structure.

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.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • 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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