MALICIOUS
120
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged by multiple heuristics, including a critical ClamAV detection (Pdf.Exploit.Agent-6136306-0) and a high ML classifier score, indicating malicious intent. The presence of an XFA form and an embedded script payload suggests the document is designed to exploit vulnerabilities or execute malicious code upon opening. The embedded script likely attempts to download and execute a second-stage payload, though its exact function is obscured by the PDF structure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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ClamAV: Pdf.Exploit.Agent-6136306-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Exploit.Agent-6136306-0
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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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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_pdf_script_00000246.binc69f35f355cab449c7e5796d910cfe9fd059ac3272c2f54632633f056e6e886d |
pdf-embedded-script | PDF raw stream script payload at offset 0x246 | 102372 bytes |
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