MALICIOUS
66
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File
T1566.002 Spearphishing Attachment
The PDF file contains embedded content and an embedded script payload, strongly indicating malicious intent. The ML classifier output of 0.999992 further supports this. While the document body is obfuscated and the specific exploit is not immediately clear, the presence of embedded scripts and files points to a delivery mechanism for a secondary payload. The embedded URLs are not directly actionable for the initial exploit but are part of the document's structure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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Embedded script payload in PDF stream medium PDF_EMBEDDED_SCRIPT_PAYLOADPDF stream bytes contain an HTML/XFA <script> tag without accompanying Windows shell-execution primitives — common in accessible XFA forms but worth surfacing for analyst review.
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Embedded file low PDF_EMBEDDEDPDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
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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/xfa-template/2.5/
- http://www.xfa.org/schema/xfa-data/1.0/
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
embedded_file_obj0008.binaf5ff386573175ce409ed5c73c111bb2355b315fdbb917aa0312b2d8fb675d07 |
pdf-embedded-file | PDF EmbeddedFile object 8 at offset 0xC6 | 11611 bytes |
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