Malicious PDF — malware analysis report

Static analysis result for SHA-256 1eacc786dc38f4a5…

MALICIOUS

PDF

3.2 KB
MD5: 68ed07df8302d39c4963d0674904b261 SHA-1: 4cf32bbdda8c524c139d8863260b2062493d1730 SHA-256: 1eacc786dc38f4a58d90f9eb26b5b60877f10f77bbfd74b385892c0a7bfe066c
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection 'Pdf.Exploit.Agent-36121' strongly suggests this JavaScript is malicious and exploits a known vulnerability within the PDF format. The embedded JavaScript is likely designed to download and execute a secondary payload, a common technique for initial access.

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
4f412395584703680435b0e96af14266a050b5122070cb9324913f9619b2652b		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C6 427 bytes

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