Malicious PDF — malware analysis report

Static analysis result for SHA-256 fb30c4e44e16cf6c…

MALICIOUS

PDF

12.5 KB
MD5: 5ec62e72cd771daca708ec7efaf84c2c SHA-1: 3e110927f79a55464c669ea66e546662a92ecce4 SHA-256: fb30c4e44e16cf6cc1d7550cfb02a1b151499ff7a2f7eaf04ce2bd5a423eb764
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristics and the presence of a large JS stream. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly suggests this is a malicious PDF exploiting a vulnerability to run code. The embedded JavaScript is the likely mechanism for delivering a secondary payload.

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
28975a263cd4aaed4f135de6689283215b12e982dbca1468b48a5ff3bf843c7a		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11694 bytes

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