Malicious PDF — malware analysis report

Static analysis result for SHA-256 97de970bc4490fd5…

MALICIOUS

PDF

12.5 KB
MD5: cfe22f9189c72d79c269e90e8fc1188c SHA-1: c6e99e19ae33b2a5eeb8b503414a6f83f1b13c50 SHA-256: 97de970bc4490fd5a3040cc3f5d0c88e1bb2f9debe2f31a1a5e86fb598a5930e
106 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious File

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36723' and a high ML score. It contains embedded JavaScript, indicating an attempt to exploit vulnerabilities within the PDF reader to execute malicious code. The embedded JavaScript is likely responsible for the exploit execution.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • 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
dc43b4c0f5ca49d52eb3a9775e45763161d8eb55d2825ae5a62df1c95add2ddc		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11673 bytes

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