Malicious PDF — malware analysis report

Static analysis result for SHA-256 20ba318d89bff85f…

MALICIOUS

PDF

16.0 KB
MD5: 064dcecbbf20c4913705f27c566a77ca SHA-1: 0488144df3905bc22e0ec1378304cb22d16fcc06 SHA-256: 20ba318d89bff85f9f11188f257f794aebaa26db95acffce24fe48ac0339191f
106 Risk Score

Malware Insights

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

The PDF was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36324', and an ML classifier with high confidence. The presence of embedded JavaScript further indicates malicious intent, likely to exploit a PDF vulnerability and download a secondary payload.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36324 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36324
  • 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0076_000.js
05a6bea55ea97a7aa2a93161086450f7f371e11e04c0688e2ed98d78e353a0b5		 pdf-javascript-stream PDF /JS object 76 at offset 0x2D4 15464 bytes

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