Malicious PDF — malware analysis report

Static analysis result for SHA-256 9df3f0353d65583a…

MALICIOUS

PDF

16.0 KB
MD5: 091431a1ebfdce935b0d2a3c2d1ab1ec SHA-1: 12fc42617727bd1d39688b415e611548c368ccdb SHA-256: 9df3f0353d65583a7b8449ac819ee0f1ad4a6a34c8cbea6c95dad00726c848f7
106 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36324' and a high ML classifier score. It contains embedded JavaScript, indicating an attempt to exploit vulnerabilities and execute arbitrary code upon opening.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36324 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36324
  • 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
c8cb946127662244ed70c5c2036460c6927d459ad1ac457de100bf97b8f67cd4		 pdf-javascript-stream PDF /JS object 76 at offset 0x2D4 15400 bytes

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