MALICIOUS
84
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1204.002 Malicious File
The file is identified as a malicious PDF by ClamAV with the signature Pdf.Dropper.Agent-7311295-0. Static analysis detected embedded JavaScript, including the use of String.fromCharCode, which is often used to obfuscate malicious code. The presence of JavaScript actions and streams within the PDF structure strongly suggests that the document is designed to execute code, likely to download and run a secondary stage payload.
Heuristics 4
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ClamAV: Pdf.Dropper.Agent-7311295-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Dropper.Agent-7311295-0
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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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String.fromCharCode low PDF_FROMCHARCODEString.fromCharCode found — used to construct payload strings dynamically. Common in benign JavaScript libraries for codepoint manipulation, so this alone is informational; weaponised use is also caught by the dedicated fromCharCode-stage and exploit-shape rules.
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