MALICIOUS
106
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1204.002 Malicious File
The file is a PDF document flagged as malicious by multiple heuristics, including a critical signal for correlated malicious JavaScript. The presence of embedded JavaScript streams indicates an attempt to execute code. While the specific JavaScript content is truncated and obfuscated, its presence strongly suggests an intent to exploit vulnerabilities or download and execute a second-stage 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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