Malicious PDF — malware analysis report

Static analysis result for SHA-256 62fead42ffd23fc7…

MALICIOUS

PDF

23.0 KB
MD5: 059f922d918ede41df247a69f692f67c SHA-1: 379474c81f25ca1748f01532fd4a22103b338495 SHA-256: 62fead42ffd23fc7aabaccd5ce12f5ae5baa07e13434df31cee917c92c95c340
106 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript T1566.001 Spearphishing Attachment

Static analysis identified this PDF as malicious, with a high ML classifier score and a critical ClamAV detection for obfuscated objects. The presence of embedded JavaScript streams and actions indicates that the file is designed to execute malicious code upon opening, likely through a spearphishing attachment vector. No specific family could be identified.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

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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