MALICIOUS
106
Risk Score
Malware Insights
MITRE ATT&CK
T1059.007 JavaScript
T1203 Exploitation for Client Execution
T1566.001 Spearphishing Attachment
This PDF file was flagged as malicious by ClamAV and an ML classifier. It contains embedded JavaScript that is heavily obfuscated but appears to be designed to download and execute a secondary payload. The JavaScript's obfuscation and the nature of the detection suggest a dropper or exploit loader.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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ClamAV: Pdf.Exploit.Dropped-94 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Exploit.Dropped-94
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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.
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
javascript_obj0076_000.jsfb0abb9248a6b9685f998ace8a540c1a0d00b31959c6b359972314d64e51c883 |
pdf-javascript-stream | PDF /JS object 76 at offset 0x99B | 54087 bytes |
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