Malicious PDF — malware analysis report

Static analysis result for SHA-256 7d3d0e216ce6922c…

MALICIOUS

PDF

3.2 KB
MD5: 53d729273312335f1b105232900ff8c1 SHA-1: 86cbedc1b8f4553f254b599f57e5d53a68cf8c62 SHA-256: 7d3d0e216ce6922cda9e1b2a063c045b800b161b6a222883849bea65e67cdccd
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File Execution: Malicious JavaScript

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as 'Pdf.Exploit.Agent-36121' strongly suggests exploitation of a known PDF vulnerability. The embedded JavaScript is likely responsible for executing the malicious payload, although its specific actions cannot be determined without further analysis of the script content.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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_obj0007_000.js
4476b51adbcf0dacbec13be64109bc17f1971a2d9674ad13fb645487f23fccbd		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C6 457 bytes

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