Malicious PDF — malware analysis report

Static analysis result for SHA-256 aeca2af4f8bbeadc…

MALICIOUS

PDF

24.1 KB
MD5: 7ffcd8b166f05bd43bc5ba8e6de2d7dc SHA-1: 5267ce074b09195283e7e4ea0ef84b50bda62da7 SHA-256: aeca2af4f8bbeadc3dd2e480f457265203477ab90756d755d576b4d738122baf
128 Risk Score

Malware Insights

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

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. The heuristic firings indicate that the file contains malicious XFA content designed to execute arbitrary code. The embedded URL, while not directly malicious, is associated with XFA templates and likely serves as a lure or 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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