MALICIOUS
66
Risk Score
Malware Insights
MITRE ATT&CK
T1204 Malicious File
T1204.002 Malicious File: User Execution: Malicious Attachment
The PDF file contains an embedded script payload, as indicated by the PDF_EMBEDDED_SCRIPT_PAYLOAD heuristic. The ML classifier strongly flags this PDF as malicious. The presence of an embedded file further suggests an attempt to deliver a secondary payload. The document body is unreadable, but the heuristics point to an exploit targeting PDF viewers.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
embedded_file_obj0008.bine6ec3d45089c38957506a863d8fbecef3957e87a99ef39deb60d767cc01302c1 |
pdf-embedded-file | PDF EmbeddedFile object 8 at offset 0xEA | 12779 bytes |
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