Malicious PDF — malware analysis report

Static analysis result for SHA-256 b9845c70d962e71d…

MALICIOUS

PDF

4.9 KB
MD5: 95db9eabef319496f4aa88cbd61c060a SHA-1: 3055a2047538c367772fe9cf9013f019125fdc36 SHA-256: b9845c70d962e71d4dc2b4be8a31540396fe6c4987bd1f07be00cebcd4fbf179
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged it as Heuristics.PDF.ObfuscatedNameObject, suggesting malicious intent. The JavaScript is likely used to download and execute a secondary payload, a common technique for PDF-based malware.

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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