PDF malware analysis — malicious · 549003d03cb0d286

MALICIOUS

PDF

12.1 KB

MD5: 2ac15acbfa6d22252f76a7d23118c9dd SHA-1: 46f87cdcd815848c740f808e125e242cd37a9e9c SHA-256: 549003d03cb0d2860431343ba593c8067bf49ff7ed9cdb182838d383b18a96c3

108 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is a PDF containing embedded JavaScript, as indicated by multiple heuristic firings and the presence of a javascript_obj0007_000.js artifact. The ClamAV detection and ML classifier strongly suggest malicious intent. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to download and execute a secondary payload, a common technique for PDF-based malware.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36177 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36177
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_obj0007_000.js` `a7e6203b0e8f812879ed8382ccbb3900ad81b5a92faf27692f51de6e8c96c13a`	pdf-javascript-stream	PDF /JS object 7 at offset 0x1A6	569 bytes

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