Malicious PDF — malware analysis report

Static analysis result for SHA-256 bfc41578088e3f4c…

MALICIOUS

PDF

41.9 KB
MD5: 481932b9890dac75895e666a426ddaa1 SHA-1: 64f6098d16440dcbebd142df20a90ae0f98b768e SHA-256: bfc41578088e3f4c99a7c195f1dc3632fd6d4cc6556f5c595c040087a174b3c6
78 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious Link

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as 'Pdf.Exploit.Agent-36129' strongly suggests this is a malicious exploit. The document body is unreadable, but the presence of JavaScript points to an attack pattern involving the execution of arbitrary code, likely to download and run a secondary payload.

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-36129 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36129
  • JavaScript action low PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILED
    The cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.

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