Malicious PDF — malware analysis report

Static analysis result for SHA-256 2546bd2463e9b638…

MALICIOUS

PDF

3.3 KB
MD5: 0cec2eb2d95fb95d23cbbf9d0fcbbff4 SHA-1: 3cd923351a31200b3c494e87d05c8d396bfdf68f SHA-256: 2546bd2463e9b638c545e180c52e0ff0a624dbfa528356dff1545ec1af5bc8ab
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected this file as Pdf.Exploit.Agent-36121. The JavaScript is likely used to exploit a vulnerability within the PDF reader to execute arbitrary code. No specific IOCs were extracted, and the family could not be determined.

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
12b1942ed5534cda6f7c2830e83c36b6fc93242984b5054a267c6c53b330ff1c		 pdf-javascript-stream PDF /JS object 7 at offset 0xA7F 318 bytes

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