Malicious PDF — malware analysis report

Static analysis result for SHA-256 fc68e29a8189e68a…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: c634a8bf8283006aa892cbe58eca2522 SHA-1: d5b23e6e0aa75a1dab0132cc9cebf52f28207a1d SHA-256: fc68e29a8189e68a43a0dce3de224361ad3b1c044f457d2eb7d89a2aec542b32
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 JavaScript/JScript

The critical ClamAV heuristic indicates this PDF is malicious, specifically identified as 'Pdf.Exploit.Agent-36066'. Static analysis detected embedded JavaScript, which is a common vector for PDF exploits. The JavaScript action and embedded JS stream firings further support this. The embedded JavaScript is likely responsible for executing the exploit, though its specific actions are not detailed in the provided evidence.

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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