Malicious PDF — malware analysis report

Static analysis result for SHA-256 a6e98e0dedab0759…

MALICIOUS

PDF

12.3 KB
MD5: a93210ed41bf370e92faa6aee1aaf80f SHA-1: 0edc8f731587e3916fa6d964f0f4e157c75ef430 SHA-256: a6e98e0dedab0759c7d728ad1127dc1e07d0be0016ab1f6753bfde9aa2ec32fd
106 Risk Score

Malware Insights

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

The PDF file was flagged as malicious by a machine learning classifier and ClamAV, which identified it as Win.Trojan.Agent-36281. Heuristics indicate the presence of embedded JavaScript, suggesting an attempt to exploit vulnerabilities or download further malicious content. The primary detection is based on the embedded JavaScript content and the ML classification.

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
e0b3af8fb77f295d8f27171502dbf676bc52d708bc80e535d1d863082bdef7dd
pdf-javascript-stream PDF /JS object 76 at offset 0x369 11510 bytes