PDF malware analysis — malicious · 3d3afdfd068a7bc7

MALICIOUS

PDF

79.3 KB

MD5: 2084ba99c54423226eaa0fddb90c4492 SHA-1: 60a8436632c3653713d6be31cc211600ae9da277 SHA-256: 3d3afdfd068a7bc760e39b5df049795c9ac4976c5ea8820afd7277e98a3f2b8c

120 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution: Malicious PDF T1059.001 Command and Scripting Interpreter: PowerShell

The PDF utilizes XFA forms and contains an embedded script payload, as indicated by multiple heuristic firings including a critical ClamAV detection and a high ML classifier score. The embedded script is likely responsible for executing the malicious payload. The presence of XFA suggests an exploit targeting Adobe Reader or similar software.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 4

ClamAV: Pdf.Exploit.Agent-6136306-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-6136306-0
Embedded script payload in PDF stream medium PDF_EMBEDDED_SCRIPT_PAYLOAD

PDF 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.
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
Embedded URL info EMBEDDED_URL

One 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_0000023c.bin` `940cbad5520e199fa7942fa9edf08fb3f82929042a71187d335ce3c6d067b4e8`	pdf-embedded-script	PDF raw stream script payload at offset 0x23C	80459 bytes

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