Malicious PDF — malware analysis report

Static analysis result for SHA-256 eb131f73f65dd953…

MALICIOUS

PDF

10.4 KB
MD5: 3def7f195a065b1762cf9b6a7f8e35d0 SHA-1: 31f4cd1a118c10a684a6248f923d5bfc61b90ec2 SHA-256: eb131f73f65dd953cd94db4af4b2b525b580f7a57fcfd39d651f7f3ac68d07d0
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as 'Pdf.Dropper.Agent-9448977-0' further confirms its malicious nature. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, a common technique for dropper malware. The document body is unreadable, but the presence of JavaScript and the ClamAV signature strongly suggest a malicious dropper.

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-9448977-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-9448977-0
  • 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_obj0069_000.js
44ee827421531de60ac4a25c79c189cadf6d37c182a7657286632c11e45f46bc		 pdf-javascript-stream PDF /JS object 69 at offset 0x1BE 34211 bytes

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