Malicious PDF — malware analysis report

Static analysis result for SHA-256 f1c377665c521d66…

MALICIOUS

PDF

2.8 KB Created: 651 Authoring application: 119
MD5: 3d2a99fcd5a0061e8fc266d2e93411b2 SHA-1: 7500cd58767b973366ce90db62dc6b38cfd51603 SHA-256: f1c377665c521d66ae6337fd29ad1be29c577c619224aa41413ce4afdfbbe826
76 Risk Score

Malware Insights

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a JavaScript object. ClamAV detection as 'Pdf.Exploit.Agent-36014' strongly suggests exploitation of a known PDF vulnerability. The embedded JavaScript is likely responsible for executing the malicious payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
  • 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_obj0013_001.js
35347c893a8bf3a205d0e645a227215f6e118c0d06e29bf26cfb1f00b3ed7efe		 pdf-javascript-stream PDF /JS object 13 at offset 0x328 5351 bytes

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