Win.Trojan.Agent — PDF malware analysis

Static analysis result for SHA-256 8841cb3ddeaaed04…

MALICIOUS

PDF

12.5 KB
MD5: 05326d1c12b7533096c627fc6090da7a SHA-1: 24843c60b7aa793beea31544450f4c085f7308ec SHA-256: 8841cb3ddeaaed04df9fad650aade60cc206583d83e78914366cdbdd7c7ee29c
106 Risk Score

Malware Insights

Win.Trojan.Agent · confidence 95%

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection identifying it as Win.Trojan.Agent-36280. A high ML score further supports its malicious nature. The presence of embedded JavaScript suggests an attempt to execute malicious code, likely to download and run a secondary payload.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36280 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36280
  • 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
bc3a7325b3847cc0c71f7918ffdb41c9d2e7ba053bda13bd086f8c38b13e004b		 pdf-javascript-stream PDF /JS object 76 at offset 0x383 11667 bytes

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