Malicious PDF — malware analysis report

Static analysis result for SHA-256 319df1ff4f4db462…

MALICIOUS

PDF

3.2 KB
MD5: abd208359d592375cfeed526aeeece1c SHA-1: 60b7b5eb2fb5e87633814a25f263571294c7574e SHA-256: 319df1ff4f4db4620e25f4c1c3ad1f79eaaa47dbf6a0ddc16a58ae95f88c9bff
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected this file as Pdf.Exploit.Agent-36121, suggesting it exploits a known vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload, although the specific actions are not detailed in the provided evidence.

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
8a2ee19fd22c72556d522fb46ceaf056b3afe4d617891e4a914052876dceafb7		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C9 461 bytes

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