Malicious PDF — malware analysis report

Static analysis result for SHA-256 a8f1a42711661c3c…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: 51306a617ed3bb5fb5a3489a8e3ada08 SHA-1: da544feb46f0fe64150d7865847e0e73af2f5257 SHA-256: a8f1a42711661c3c6c846fb823eba6861c145cb2e7c47b9eed1e2ae56b94a598
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 JavaScript

The PDF file contains embedded JavaScript, indicated by heuristic firings for PDF_JAVASCRIPT and PDF_JS. ClamAV detection as 'Pdf.Exploit.Agent-36066' strongly suggests malicious intent. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to achieve its malicious objective, such as downloading a secondary payload or compromising the system.

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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