MALICIOUS
106
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File: Malicious JavaScript
The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT', 'PDF_JS', and 'PDF_CORRELATED_MALICIOUS_JS'. The ML classifier also strongly flagged this PDF as malicious. The embedded JavaScript is likely responsible for executing malicious code, although the specific actions are not detailed in the provided evidence. The absence of a document body and scripts prevents a more detailed analysis of the attack's pretext or payload.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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Correlated malicious PDF JavaScript signals critical PDF_CORRELATED_MALICIOUS_JSPDF JavaScript or auto-action content is corroborated by exploit staging, ML, or suspicious extracted-artifact findings. This correlation promotes old exploit-kit PDFs that otherwise remain in the suspicious band because each individual signal is intentionally weighted conservatively.
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JavaScript action low PDF_JAVASCRIPTPDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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