Malicious PDF — malware analysis report

Static analysis result for SHA-256 85ebc9740e1449a0…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: ae32c36dd203123dd9589124f240cfb9 SHA-1: 3e0decbb5a8c9bdf09165c11df87a9f6b4c5b1fa SHA-256: 85ebc9740e1449a0ab4c09c3492e090ef0200f7a66538d221e6eb589716cd773
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 JavaScript/JScript

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a JavaScript stream artifact. The ClamAV detection 'Pdf.Exploit.Agent-36066' strongly suggests this JavaScript is malicious, likely exploiting a PDF viewer vulnerability to download and execute a secondary payload. The document body is unreadable, providing no further context on the lure.

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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