Malicious PDF — malware analysis report

Static analysis result for SHA-256 aad2fda1a7af3670…

MALICIOUS

PDF

12.1 KB
MD5: 7f76c03a60bc4c892e63ef20605f5923 SHA-1: 37891d0d76ca1887ec5494b2ec351a89b24fdf32 SHA-256: aad2fda1a7af367095d8c76002dcb32a332248722545d3995462466217de6ae0
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly suggests exploitation of a known PDF vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • 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_obj0076_000.js
7002d454cee87853c5f1ce6bc63e7326e9accfa74fcf47048ab5f2e534442f91		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11336 bytes

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