Malicious PDF — malware analysis report

Static analysis result for SHA-256 6c70eb6fe6f69122…

MALICIOUS

PDF

20.2 KB
MD5: 5f7a8cbbe05759737899b5b0c301325b SHA-1: 03cdf54624133c0acb1ec3952ac1c09f4e7b7002 SHA-256: 6c70eb6fe6f691225cf327ebaf04b009133eb234e024e91c955bba3b00790f23
160 Risk Score

Malware Insights

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

The sample is a PDF file identified as malicious by multiple heuristics, including a critical detection for CVE-2010-0188, which is an Adobe Reader exploit targeting XFA forms. The presence of an embedded URL, although benign in this case, is typical for malicious documents. The exploit targets client execution, and the likely delivery vector is spearphishing attachment.

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-36826 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36826
  • 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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