PDF malware analysis — malicious · 49313a9d3f16ebbe

MALICIOUS

PDF

3.2 KB

MD5: ddecdcb2a44db7754bc7d2b1c037e915 SHA-1: 07031d9f91663b1fcecbed1bc2fa386718901126 SHA-256: 49313a9d3f16ebbe49e1630bd7889c65bdedb7be839ca304dbd5cac1aa463d61

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file was flagged by ClamAV as Pdf.Exploit.Agent-36121 and a machine learning model with high confidence. It contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities. The embedded JavaScript is likely responsible for executing a malicious payload, although its specific actions could not be determined due to obfuscation.

Machine Learning

Nyx PDF Classifier malicious score 0.9999

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
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` `4ffa3171000346a0bbe2282f82bc251e359d77648f0727c8124b7d1d24131fca`	pdf-javascript-stream	PDF /JS object 7 at offset 0x9C6	472 bytes

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