Malicious PDF — malware analysis report

Static analysis result for SHA-256 eda26f8cb517d945…

MALICIOUS

PDF

6.1 KB
MD5: 0ae6f508ab5a17e9255f9f4be4ca262c SHA-1: 8723e4a2be960ff64718e3645dde49ec50a4dcd4 SHA-256: eda26f8cb517d945ac3aa63a7fd26e158ad20334268271f0cfa42c5ddb56224f
106 Risk Score

Malware Insights

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ML classifier and ClamAV detection strongly suggest malicious intent. The primary attack vector appears to be the execution of obfuscated JavaScript, likely to download and execute a secondary payload.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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.

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