Malicious PDF — malware analysis report

Static analysis result for SHA-256 da478267bd090849…

MALICIOUS

PDF

10.4 KB
MD5: a48162832d2b81b3e5ea6d5585352b8f SHA-1: b3051074fbfcedd54728d9fff44d89701636dd23 SHA-256: da478267bd090849c48e793e9c0a8df3fa141ce6425f3668aed7c88ae7573072
106 Risk Score

Malware Insights

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

The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically identified as Pdf.Dropper.Agent-7311579-0. It contains embedded JavaScript, indicating it is designed to execute malicious code upon opening. The primary function appears to be dropping a secondary payload, as suggested by the ClamAV detection name.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7311579-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7311579-0
  • 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_obj0069_000.js
8ab3b1ccee5bb4a5b1e6ed222b7e6c3583ae4333db7bf4e5e7b5489324d77fa6		 pdf-javascript-stream PDF /JS object 69 at offset 0x1BE 34328 bytes

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