PDF malware analysis — malicious · b8377f2783a124a0

MALICIOUS

PDF

12.3 KB

MD5: b6aad2f5517d636d0a4a1258a65d52b1 SHA-1: 2762bf194671e3c8fa7a1f31dabdd59e951452cb SHA-256: b8377f2783a124a068b1ab8b815598c30537dd17edd5a73d1648b821f39b917a

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36723', and an ML classifier with a very high confidence score. The presence of embedded JavaScript further indicates malicious intent, likely to exploit PDF vulnerabilities and download a secondary payload.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
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_obj0076_000.js` `37824c0ba9b2e2640f388957b40749ec5273c5e6b294be46bf237d6e5eead15f`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11521 bytes

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