Malicious PDF — malware analysis report

Static analysis result for SHA-256 a64958b61146a3d7…

MALICIOUS

PDF

12.5 KB
MD5: 4914659b190a381a23bcea84241d31c3 SHA-1: e94e5b5d5e982f76173b568de6b58785c3876b86 SHA-256: a64958b61146a3d7d7785c42723f049cc3521b08e666be053e5af59c6780d780
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript T1204.002 Malicious File

The PDF contains embedded JavaScript, which is a common technique for exploiting vulnerabilities in PDF readers. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly indicates malicious intent. The large size of the JavaScript stream suggests it likely contains exploit code designed to download and execute a secondary 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
a4fa855b96985298aa3189323dcb90a229b8db82ffc0986a644fb4770bf4036e		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11720 bytes

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