MALICIOUS
116
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF file was flagged by multiple heuristics, including ClamAV's detection of obfuscated objects and a high-confidence ML classifier, indicating malicious intent. Embedded JavaScript, though obfuscated, suggests the file's purpose is to execute code. The presence of XFA form elements further supports the likelihood of complex, potentially malicious, scripting. The extracted URLs are related to XFA and Adobe, which are common targets for exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9615
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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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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XFA form low PDF_XFAPDF uses XML Forms Architecture — can contain script logic
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://ns.adobe.com/xdp/
- http://www.xfa.org/schema/xci/2.6/
- http://www.xfa.org/schema/xfa-template/2.6/
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
javascript_obj0012_000.jse907573a4777e3651861932d3f2cbb994b75ce33ab0dd04ef5f6a0be9bc45c9e |
pdf-javascript-stream | PDF /JS object 12 at offset 0xA1EF | 3851 bytes |
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