PDF malware analysis — malicious · 9eb68f5ba5f4734e

MALICIOUS

PDF

100.8 KB

MD5: fce1b3db6565b1e1fe5163860b515847 SHA-1: 6016e17ae9089224569c0e6b773b2be268d1d738 SHA-256: 9eb68f5ba5f4734e6efe94e92e5f0eff9e1fcc95fe6bec906b82a1dd3df638cf

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains an embedded script payload, as indicated by the PDF_EMBEDDED_SCRIPT_PAYLOAD heuristic and the ML_NYX_PDF_MALICIOUS classifier. The XFA form detected by the PDF_XFA heuristic suggests a complex document structure often used to hide malicious content. ClamAV also detected this file as Pdf.Exploit.Agent-6136306-0. The embedded script is likely responsible for downloading and executing a second-stage payload.

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_00000246.bin` `dbf634bab4c216f7efa94df4a40d8f7b963431ed092b6df0e709ee45574557ee`	pdf-embedded-script	PDF raw stream script payload at offset 0x246	102488 bytes

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