Malicious PDF — malware analysis report

Static analysis result for SHA-256 3384dad448fac7b8…

MALICIOUS

PDF

3.3 KB
MD5: 8b138b91db5820329819382ea54a612a SHA-1: f19615cc2e1776d9a84e25c1e2734d20b2d19fa2 SHA-256: 3384dad448fac7b8d66b8315559f16a6f45e7c28d96ae30fc304fd7195568cf0
76 Risk Score

Malware Insights

The PDF file contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection confirms this as Pdf.Exploit.Agent-36121. The JavaScript is likely used to exploit a vulnerability within the PDF reader to execute arbitrary code. No document body text was available for further analysis of the lure.

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
16cc06b44ab02315b911b33e539aa1fe9ebb91151862f5c4fd34529e2aee4be1		 pdf-javascript-stream PDF /JS object 7 at offset 0xA84 379 bytes

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