PDF malware analysis — malicious · ae72d095426c3673

MALICIOUS

PDF

100.5 KB

MD5: 78f2f59e3f0ad6a5c79eecd9e78996ec SHA-1: 4b8d6e89de08fdb6da3fc13a5215bcd4e6fcac30 SHA-256: ae72d095426c3673338f4db8ca21ac2b85cded0998d2f11e1833b606fdc1c69b

88 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1204.002 Malicious Link: Malicious File

The PDF file contains an embedded script payload, indicated by the 'PDF_EMBEDDED_SCRIPT_PAYLOAD' heuristic. ClamAV detection 'Pdf.Exploit.Agent-6136306-0' further confirms its malicious nature. The presence of XFA forms suggests an exploit targeting Adobe's XML Forms Architecture. The embedded script is likely responsible for downloading and executing a second-stage payload, although its exact functionality cannot be determined due to obfuscation.

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` `87728bd11a576c8df1de7d4959946db719e61bf093bea79f479bea063db6ab0a`	pdf-embedded-script	PDF raw stream script payload at offset 0x246	102152 bytes

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