Malicious PDF — malware analysis report

Static analysis result for SHA-256 8b5ee3bb3a058f7a…

MALICIOUS

PDF

4.4 KB
MD5: 702ed441c5b4e0f359a75a732319f32c SHA-1: 2c451c594e7dd7268528ab92fd201151a39617bf SHA-256: 8b5ee3bb3a058f7a7ecaedd208cbe21f556d296c68ab9b32cf04fc61d2616d1f
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as 'Pdf.Exploit.Agent-36898' strongly suggests this is a malicious PDF exploiting a known vulnerability. The embedded JavaScript is the likely mechanism for delivering the exploit payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36898 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36898
  • 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_obj0020_000.js
9b939afa06479e867834cc90009e3859e8c6fa27386d1f4c1c21f998216262c7		 pdf-javascript-stream PDF /JS object 20 at offset 0xDF2 237 bytes

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