PDF malware analysis — malicious · 164732049c8f0004

MALICIOUS

PDF

109.9 KB

MD5: c41247ca3d219b5aec5ea2cf7d1ff8c4 SHA-1: c6e7c5ee4f8d49ebf71ffecd06045ce4b2f7ecdd SHA-256: 164732049c8f0004d2e0b99db89d96a0ac690a009d09195848711a0cd60f7bb6

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 JavaScript T1566.001 Spearphishing Attachment

The PDF file contains embedded JavaScript, flagged by multiple heuristics as malicious. The JavaScript appears to be obfuscated but is designed to download and execute a secondary payload. This is a common technique for delivering malware via malicious documents, often distributed through spearphishing attachments.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36086 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36086
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_obj0006_000.js` `172b736debdef9de39d5f63453742cc7f3432eee4c9e9411a91e0b5b1c7fd36b`	pdf-javascript-stream	PDF /JS object 6 at offset 0x143	190717 bytes

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