MALICIOUS
104
Risk Score
Malware Insights
MITRE ATT&CK
T1027 Obfuscated Files or Information
The PDF file contains embedded JavaScript and utilizes obfuscated filters (ASCIIHexDecode, ASCII85Decode) which are indicative of malicious intent. ClamAV also flagged this file due to obfuscated naming objects. The combination of these factors suggests the PDF is designed to execute malicious code, likely to download and run a secondary payload.
Heuristics 5
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ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTIONClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
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ASCIIHexDecode filter (with exploit indicators) medium PDF_FILTER_HEXHex-encoding filter present alongside exploit delivery indicators — often used to hide payload or shellcode bytes
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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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ASCII85Decode filter (with exploit indicators) low PDF_FILTER_85ASCII85 encoding filter present alongside exploit delivery indicators — uncommon outside of obfuscation
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