Malicious PDF — malware analysis report

Static analysis result for SHA-256 b9e3207ddc70c3f4…

MALICIOUS

PDF

3.9 KB
MD5: 6075dc4e7b1b69012a20fd9cf5991cef SHA-1: c97aebf509d30891d51eba195666c91fe9004aaf SHA-256: b9e3207ddc70c3f43d2156ebaae4d92fce6ca17338afe1d5fcf464ed27fb485d
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file exhibits characteristics of malicious intent due to the presence of obfuscated JavaScript streams, as indicated by multiple heuristic firings. ClamAV also flagged this file with a critical heuristic for obfuscated objects. The embedded JavaScript is likely designed to download and execute a secondary payload, a common technique for initial access or further system compromise.

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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