Malicious PDF — malware analysis report

Static analysis result for SHA-256 b6494b4009e805df…

MALICIOUS

PDF

12.5 KB
MD5: f12a05069dfb9319d36bbb73a17fe74f SHA-1: 2e587412c2afb2724ea06a8026d25fbc4b773226 SHA-256: b6494b4009e805dfc2234ccc10346d5b98fbeb4e486dcda92b0bd16ba41768e2
106 Risk Score

Malware Insights

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

The file is identified as a malicious PDF by multiple heuristics, including a critical ClamAV detection and a high ML classifier score. The presence of embedded JavaScript, indicated by PDF_JAVASCRIPT and PDF_JS heuristics, suggests an attempt to execute malicious code. The ClamAV detection name 'Pdf.Exploit.Agent-36723' points to a known exploit within the PDF.

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
fb5b0064807bede58755246c96e6c062cc65d284854e29e72000d95a4020c222		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11723 bytes

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