PDF malware analysis — malicious · 9929461da08eeba5

MALICIOUS

PDF

50.9 KB

MD5: ef2ec1ec70123ca2cdaa64a3ee7692bd SHA-1: ad50c6954df8a834d9467a679a49f5196893a7df SHA-256: 9929461da08eeba596bbb89672a0d76772363263ef9a946c971005f31c44b373

118 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-6136306-0' and a high ML score, indicating malicious intent. The presence of an embedded script payload within an XFA form suggests an exploit is being delivered. While the document body contains garbled text, the overall structure and heuristic firings point to a malicious PDF designed to exploit vulnerabilities.

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_00000240.bin` `f06f2cd78e4d388e3ed79f84a606f5f3b9a5e39d07474881a6a6150e78a1693f`	pdf-embedded-script	PDF raw stream script payload at offset 0x240	51380 bytes

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