PDF malware analysis — malicious · b77b5ed9ccc096b2

MALICIOUS

PDF

108.7 KB

MD5: bca90455b9d31c2a2b289fe7c316e58f SHA-1: 95c2b3f1ede444494ed23d1735792cd8e3c7934a SHA-256: b77b5ed9ccc096b2387d348a408a67fd0283feb326be645b6e5b97dd741cfce6

106 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious JavaScript

The PDF contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded JavaScript is likely responsible for exploiting vulnerabilities and delivering a secondary payload, as suggested by the ClamAV detection name 'Js.Exploit.HTML-27'.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Js.Exploit.HTML-27 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Js.Exploit.HTML-27
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.

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