PDF malware analysis — malicious · c195b8d47bd32a0e

MALICIOUS

PDF

100.5 KB

MD5: a005a8c361769755f8413f37a318f02d SHA-1: 21b08d86b01884e4ca44d58f8403049bc9018916 SHA-256: c195b8d47bd32a0e852d078823bc7c71ca6fa9b9c726b1f8119a7b784e303b94

118 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious File T1204.002 Malicious File: User Execution

The PDF was flagged by multiple high-confidence heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-6136306-0' and an ML classifier with a score of 0.999991. The presence of an XFA form and an embedded script payload indicates an attempt to exploit vulnerabilities or execute malicious code upon opening. The embedded URLs, while not directly malicious, are part of the document's structure.

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` `9a61f136c3df193ce40177ec4d6ad72d77338573bff968492e396efd9e25b31b`	pdf-embedded-script	PDF raw stream script payload at offset 0x246	102150 bytes

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