Malicious PDF — malware analysis report

Static analysis result for SHA-256 9849b41b31d6d8b5…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: d3d31bc5d89f9258cdb91e6e43a7e30a SHA-1: f37ff52fe01db181590cdcd84b6d22eec7ffc3ef SHA-256: 9849b41b31d6d8b559dbf73de883434910752e677eedc1beeca12b77f18b9f3c
76 Risk Score

Malware Insights

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

The critical ClamAV heuristic indicates this PDF is recognized as a known exploit, specifically 'Pdf.Exploit.Agent-36066'. Low-severity heuristics confirm the presence of JavaScript actions and embedded JS streams within the PDF structure. The document body is unreadable, but the combination of PDF exploit detection and embedded JavaScript strongly suggests the file is designed to deliver a malicious payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36066 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36066
  • 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_obj0022_000.js
22e7b9b95199cc294a88baec03e968aa698abb89fdbf202e98b946c7b2639771		 pdf-javascript-stream PDF /JS object 22 at offset 0x30AF 971255 bytes

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