Malicious PDF — malware analysis report

Static analysis result for SHA-256 ea8e17119665acd7…

MALICIOUS

PDF

8.1 KB
MD5: 4bc6bb8fc421f32bfe271e22ed6593b6 SHA-1: 3dec350eb1a2d0e18c6ad410b61ab82b112c767d SHA-256: ea8e17119665acd77b60af6205c1baff067593b6628d1adcb763b68761571b83
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains embedded and obfuscated JavaScript, as indicated by multiple heuristic firings including ClamAV's detection of an obfuscated object. This JavaScript is likely responsible for executing a malicious payload, potentially involving a second-stage download or exploit. The specific techniques used suggest an attempt to bypass static analysis through obfuscation.

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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