Malicious PDF — malware analysis report

Static analysis result for SHA-256 ed7e8b687e684b93…

MALICIOUS

PDF

701 B
MD5: a95168fb69b27ffef690c42433a5c305 SHA-1: a4a63703b9d37a9ace56faf28b114f7a280e3275 SHA-256: ed7e8b687e684b93bd9bd70c73cac3d0169cad7245699d8b5314ef1a69a5e745
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. ClamAV also flagged it as Heuristics.PDF.ObfuscatedNameObject, suggesting malicious intent. The embedded JavaScript is likely designed to execute a malicious payload, though its exact function is not detailed due to the limited size and potential 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0006_000.js
f3eadeca3f68642573858bc83b45fa8aac44174c28f320df06fc8b670058a9d8		 pdf-javascript-stream PDF /JS object 6 at offset 0x164 74 bytes

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