Win.Trojan.Agent — PDF malware analysis

Static analysis result for SHA-256 e045cd4d9d3de6b2…

MALICIOUS

PDF

12.4 KB
MD5: 9d70e0eca54a086d956587e3bc8802ba SHA-1: 3cdf186d78dbc2483767b7096437b0476f35a47a SHA-256: e045cd4d9d3de6b2abf5aa7c5df5f380e7911480b7dbce65951f01aace937340
106 Risk Score

Malware Insights

Win.Trojan.Agent · confidence 98%

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

The file is a PDF containing embedded JavaScript, flagged by multiple heuristics and a machine learning classifier as malicious. ClamAV identifies it as Win.Trojan.Agent-36281. The embedded JavaScript is likely responsible for executing the malicious payload, a common technique for PDF-based malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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
ff860f87da651bfc2d73c79ccde0b93bc5bab9e0dbf287c8c61d279f8a202867		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11619 bytes

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