Malicious PDF — malware analysis report

Static analysis result for SHA-256 b87ee079a942a667…

MALICIOUS

PDF

3.2 KB
MD5: 54898cfc7cb9715206aa8cf436075a57 SHA-1: 3dab53ca09842e5b44c13176f5de0d4444b873e6 SHA-256: b87ee079a942a667b9e6be21cb81bcc0902261ec45f7d203932e6c8461b62651
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

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, leading to the malicious behavior. No specific family could be identified.

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
b4421670170c685224e807f300bafbb5cd09c8ec39309ec61061e00ccdb40619		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C8 435 bytes

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