Win.Trojan.Agent — PDF malware analysis

Static analysis result for SHA-256 393c1decd988d9b0…

MALICIOUS

PDF

12.6 KB
MD5: 9a1aa19df9535d117d4342b10138de34 SHA-1: a5177c586ed39b166545968d762ff6622cab75b0 SHA-256: 393c1decd988d9b0a50213ecce7e74f060dd4437a34d6bef6bff81cbf9cafc24
106 Risk Score

Malware Insights

Win.Trojan.Agent · confidence 95%

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

The file is identified as a malicious PDF by multiple heuristics, including a high-confidence ML classifier and ClamAV detection. The presence of embedded JavaScript, indicated by PDF_JAVASCRIPT and PDF_JS firings, suggests an attempt to execute malicious code. The ClamAV detection names the family as Win.Trojan.Agent, providing a specific attribution.

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
ab8a7f346d88b87d38e2c14f0a5e540ae385462b1a96ee36755627bec9f01172		 pdf-javascript-stream PDF /JS object 76 at offset 0x383 11724 bytes

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