Win.Trojan.Agent-36281 — PDF malware analysis

Static analysis result for SHA-256 b2483e7a63a34aab…

MALICIOUS

PDF

12.4 KB
MD5: a779159a27ab4b7e8bc043ca78518eaa SHA-1: 6f0d36258590cfe68301f7d016a50d41b429fa10 SHA-256: b2483e7a63a34aab04c7b19f45e3527e0c30a0b086d40f529de3dea4a8e8d3bb
106 Risk Score

Malware Insights

Win.Trojan.Agent-36281 · confidence 98%

MITRE ATT&CK
T1059 Command and Scripting Interpreter

The PDF file was flagged by a machine learning classifier with high confidence and detected by ClamAV as Win.Trojan.Agent-36281. It contains embedded JavaScript, indicating an attempt to execute malicious code. The JavaScript stream is the primary artifact suggesting the execution of a secondary payload.

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
73bbcbab8627a1d59d15265a6b3cedbf1882386b3f11f2785772ec7557968d9d		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11583 bytes

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