Malicious PDF — malware analysis report

Static analysis result for SHA-256 b66056eb9e8e2cfb…

MALICIOUS

PDF

3.2 KB
MD5: e1d0abfbe0bd59caecd05dd15757d13b SHA-1: 7191a8ed88b16c8597f265468988e2ff84504067 SHA-256: b66056eb9e8e2cfb682729f90bb9da93fad4933ee81ef5209df504040e294e1d
106 Risk Score

Malware Insights

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

This PDF was flagged as malicious by ML classifiers and ClamAV, specifically as Pdf.Exploit.Agent-36121. It contains embedded JavaScript, indicating an attempt to exploit vulnerabilities within the PDF reader. The JavaScript is likely responsible for executing a malicious payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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_obj0007_000.js
e0c4ad523525a6eb5782c606dff8d9596dee6524ee9b9d6608c3117cd998bc40		 pdf-javascript-stream PDF /JS object 7 at offset 0x9D1 485 bytes

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