Malicious PDF — malware analysis report

Static analysis result for SHA-256 e03f33a92837df2e…

MALICIOUS

PDF

12.3 KB
MD5: cec4b396b0551983cbca3a85259e0d11 SHA-1: d5ca19f1e4b798c62b4e6a9a44dff867488029a8 SHA-256: e03f33a92837df2efd7f3374b6e47ecdb87528f1d0e15bb1d7568372ee7833eb
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 execute malicious code upon opening. The primary attack vector appears to be exploiting a PDF vulnerability to run this script.

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
fcb8162f44dba1f836169940f76e4d057978716084130ec53528f77df31fa035		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11508 bytes

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