Win.Trojan.Agent-36281 — PDF malware analysis

Static analysis result for SHA-256 dfce1c5f533d5134…

MALICIOUS

PDF

12.4 KB
MD5: 076368b7ca778c6763cc7881d639943c SHA-1: d3ff80870b01f09d6d34beb5cde6dffcf3f624d9 SHA-256: dfce1c5f533d5134bfed43d61b248a2954f2313ce4de48ab416353b16e2179e6
106 Risk Score

Malware Insights

Win.Trojan.Agent-36281 · confidence 98%

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

The PDF contains embedded JavaScript, flagged by multiple heuristics and a critical ClamAV detection for Win.Trojan.Agent-36281. The ML classifier strongly indicates maliciousness. The embedded JavaScript is likely responsible for downloading and executing a second-stage payload, a common technique for this type of threat.

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
091302f900d07b5d63f2c6a388d61d48bf1515d694082cecdb425b4a17fc16f8		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11622 bytes

Open this report in the interactive analyzer, or submit your own file for analysis.