Win.Trojan.Agent-36281 — PDF malware analysis

Static analysis result for SHA-256 c5b39672742f2b73…

MALICIOUS

PDF

12.7 KB
MD5: 01d70db0ff2223e5785990ec03525327 SHA-1: 33f9591b91ec402a90f8056e188b93b8bc9a8f45 SHA-256: c5b39672742f2b732d1ead982116d9d96729a318b90cba4ef1b008707fad3b60
106 Risk Score

Malware Insights

Win.Trojan.Agent-36281 · confidence 99%

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

The PDF file was flagged by a machine learning classifier with a high probability of being malicious and was also detected by ClamAV as Win.Trojan.Agent-36281. It contains embedded JavaScript, which is often used to download and execute further malicious content.

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
687e6d331c3de5def1b35ac544d11b5e2a5a7046901af4387dd5745649106058		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11887 bytes

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