Malicious PDF — malware analysis report

Static analysis result for SHA-256 53de4f1f2be7e70f…

MALICIOUS

PDF

12.6 KB
MD5: 45f228906562dde8930bc451a38b78c4 SHA-1: 97a592d8a22f8f35c25d9d69c0820a4c1dd10904 SHA-256: 53de4f1f2be7e70f148a6b247d2b598cd357d1022a09a3ae760fd53d0ab89162
76 Risk Score

Malware Insights

The file is identified as a malicious PDF by ClamAV with the signature Pdf.Exploit.Agent-36723. Static analysis revealed embedded JavaScript, indicating an attempt to execute malicious code. The primary attack vector appears to be leveraging a PDF vulnerability to run this script.

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
73c7a5bc7b3071ec00dffeec3d8c9a82dd2669d55a5ccf4a232bbd60e05c23a1		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11779 bytes

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