PDF malware analysis — malicious · 8eaa9e57854e9a5d

MALICIOUS

PDF

4.6 KB Authoring application: Ziixojobouope

MD5: b61243cda51dde7840eac13b7c961b25 SHA-1: c5b4cf500ca69d4e11683a7e655bd572b8b530d5 SHA-256: 8eaa9e57854e9a5d490bc0d6fa844f0d29a7ecd43e700d4e7b062dbb12999976

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Dropper.Agent-7281871-0' and a high ML score indicating maliciousness. Embedded JavaScript was detected, suggesting an attempt to execute malicious code. The ML classifier's high confidence and the specific ClamAV detection strongly indicate a dropper functionality, likely to download and execute a second-stage payload.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Dropper.Agent-7281871-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Dropper.Agent-7281871-0
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.

Filename	Kind	Source	Size
`javascript_obj0011_000.js` `01072c4bc37b874dad0eb6f98a7bff8a2daf59a509f4d548c87ac32051ac17a8`	pdf-javascript-stream	PDF /JS object 11 at offset 0xCB9	1439 bytes

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