Malicious PDF — malware analysis report

Static analysis result for SHA-256 df04d7cafb07706b…

MALICIOUS

PDF

12.3 KB
MD5: 415759fa4846c74b41d17fab1ebc9ff3 SHA-1: 0299f30a520e816a3d30c74d8c289fb113c439f7 SHA-256: df04d7cafb07706bc6fa73e2685e878da27b64fb1da4ebe42bdaebc892404e1e
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious JavaScript

The PDF contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a JavaScript object. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly suggests exploitation of a vulnerability within the PDF structure. 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-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
a9318cd5d42d07762dc97970e868fad72c58c8da56c32a3d55ed69b9d740245e		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11500 bytes

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