Malicious PDF — malware analysis report

Static analysis result for SHA-256 773f0b55ad2bb07c…

MALICIOUS

PDF

24.2 KB
MD5: 8d8da6e1a17682c8907fe1659fe8597a SHA-1: d2536d24609f8807870544ab3d82107996b794d8 SHA-256: 773f0b55ad2bb07c1e726f1218a62f9f0c067ab4459a22f60a159a5e97c7f871
160 Risk Score

Malware Insights

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

The PDF sample contains a critical heuristic firing for CVE-2010-0188, an exploit targeting Adobe Reader's LibTIFF component via XFA forms. This exploit is designed to achieve code execution on the victim's machine. The embedded URL, while seemingly benign, is present within the document's structure and could potentially be used in conjunction with the exploit.

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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