Malicious PDF — malware analysis report

Static analysis result for SHA-256 9183d2e721117d0b…

MALICIOUS

PDF

12.0 KB
MD5: 49def794fcc70b21a6403a1c63a24b9e SHA-1: 9f73957306eb7a7f385b473028edd70a85f8f191 SHA-256: 9183d2e721117d0b25975278f0f138fd3577951655587abb0f0a8080f11881c6
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV also detected the file as Win.Trojan.Agent-36281. The embedded JavaScript is likely intended to download and execute a second-stage payload, a common technique for malware delivery.

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36281 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36281
  • 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
5db91eb12afeb9370e51e31a8ebe2089ef7cfc762e62f6b68287484c60ad2cf8		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11188 bytes

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