Malicious PDF — malware analysis report

Static analysis result for SHA-256 33f33c141a2b0bb2…

MALICIOUS

PDF

24.1 KB
MD5: 92fec966f42da229fb65a1538a665095 SHA-1: df9fa9f72a04182269b0166f56c6a413aa5f3bdb SHA-256: 33f33c141a2b0bb22ac6d7748abf5315ff62c3948fdcd361f53d314d4604cde3
160 Risk Score

Malware Insights

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

The sample is a PDF document that leverages the CVE-2010-0188 exploit targeting Adobe Reader's LibTIFF component via XFA forms. This exploit allows for arbitrary code execution, likely to download and run a secondary payload. The embedded URL is associated with XFA schema definitions.

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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