Malicious PDF — malware analysis report

Static analysis result for SHA-256 500865af131f2aab…

MALICIOUS

PDF

1.0 KB
MD5: d759f7b7ed67e24c9ce6885ac680e421 SHA-1: 43a2e0932862a861dfb460015302810eec136463 SHA-256: 500865af131f2aabd74741c07ebbad12e74bfbb3b814a1e14e9078096be06965
106 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV detection for obfuscated objects. The presence of embedded JavaScript actions and streams indicates an attempt to execute malicious code upon opening the document, likely to download and run a secondary payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9922

Heuristics 3

  • ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
  • 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.