Malicious PDF — malware analysis report

Static analysis result for SHA-256 e5d5da6147d1c6ba…

MALICIOUS

PDF

12.4 KB
MD5: 9d741351fa2a75582bd049a8294a7a3d SHA-1: 26051abb8eee1b0150e7b900c729eeb238ff1db7 SHA-256: e5d5da6147d1c6ba5d61906f8eef8de4fcb3ada8e3e173611ea9d9f3ae43ac9b
106 Risk Score

Malware Insights

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

The file is a PDF identified by ClamAV as Pdf.Exploit.Agent-36723. High confidence ML classification and ClamAV detection indicate malicious intent. The presence of embedded JavaScript, flagged by heuristics, suggests the PDF is designed to execute code, likely to download and run a secondary payload.

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
7f2838f445f2770db401155f5c1111c63647bd5af1f59975328f43d406152189		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11616 bytes

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