Malicious PDF — malware analysis report

Static analysis result for SHA-256 3c6ea4da52eb24b4…

MALICIOUS

PDF

3.3 KB
MD5: 6bbc9f5aac82ae6b7f66a472e759ca7e SHA-1: cf5d9cbb9c2558741bc2d192076e57d9614c3ed6 SHA-256: 3c6ea4da52eb24b4bc05eb6a322ea9e5d7601037eaf7404e612bdeec2d1823f6
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as Pdf.Exploit.Agent-36121 further confirms its malicious nature. The embedded JavaScript is likely responsible for executing the exploit and delivering a secondary payload, though its specific actions are not detailed in the provided evidence.

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
1962925c367def728f1ce2d5832520aa3da813079f481b4f98e776cb68ee2e73		 pdf-javascript-stream PDF /JS object 7 at offset 0xA88 319 bytes

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