PDF malware analysis — malicious · 90144c764aa5fc20

MALICIOUS

PDF

100.4 KB

MD5: b2b6fe682b6078d52f2b1a3dab50c7af SHA-1: 292ea69761590a800ba2ea12dae54f3dfc3aa952 SHA-256: 90144c764aa5fc20982702368a8e40b2504c7ed11ae74e7c14bd57261c05e3e5

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains an embedded script payload, indicated by the PDF_EMBEDDED_SCRIPT_PAYLOAD heuristic and confirmed by ClamAV detection as Pdf.Exploit.Agent-6136306-0. The ML classifier also flagged this PDF with high confidence. The embedded script is likely responsible for exploiting a vulnerability within the PDF viewer to execute malicious code, potentially leading to further compromise.

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` `f41a54a49c108668c26a8e005254877aff46c81d81620e9a35141650d9b12565`	pdf-embedded-script	PDF raw stream script payload at offset 0x246	102040 bytes

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