Malicious PDF — malware analysis report

Static analysis result for SHA-256 d9acf31a007e8260…

MALICIOUS

PDF

27.2 KB
MD5: d6dfc981f8aae6e63facfa389448c8e6 SHA-1: 5c50afb98e0504d042333738bfa71c0436f9855e SHA-256: d9acf31a007e826039319e35535a1a0f3dffc059cb910df371fc82005e4af377
106 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious File

The PDF file was flagged by multiple heuristics, including a high-severity ML classifier and ClamAV detection for obfuscated objects. The presence of embedded JavaScript actions and streams indicates an attempt to execute malicious code upon opening the document, likely to download and run a secondary payload.

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.