Malicious PDF — malware analysis report

Static analysis result for SHA-256 6738fa07c2376b8c…

MALICIOUS

PDF

6.5 KB
MD5: 195f7e816b5614cb5c12bb3d16cdf695 SHA-1: e5931926714d01e82894788c48a0e311fb3872d5 SHA-256: 6738fa07c2376b8c47ef1c2ea972fb6795d2f7b76f5f602fdb8b7b6e4af679e5
106 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ML classifier and ClamAV detection strongly suggest malicious intent, likely involving exploitation for client execution. The embedded JavaScript is the primary mechanism for this execution, pointing towards a downloader or dropper functionality.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-20343 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-20343
  • 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.

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