PDF malware analysis — malicious · 62c709dc9acc486c

MALICIOUS

PDF

16.0 KB

MD5: e199b827c39a587c5d70db5063f79e30 SHA-1: 0ed49f0dfa373fed4967b52bbafa5d165a9f84a7 SHA-256: 62c709dc9acc486c75cb107f366da6de052f057621d5a0f6cbfcca8460aa239f

168 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file contains an embedded script that leverages the CVE-2010-0188 exploit, targeting Adobe Reader. This exploit is designed to execute arbitrary code, indicating a malicious intent to compromise the user's system. The presence of XFA form elements and the ML classifier's high confidence further support the malicious nature of this document.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 5

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
ClamAV: Pdf.Exploit.Agent-6136306-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-6136306-0
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
Embedded script payload in PDF stream low 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.
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://www.xfa.org/schema/xfa-template/2.5/

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_pdf_script_0000034e.bin` `70325c33cfb22d309127b606e32fa154199f65a5f18b4e93c7b76d26743f4738`	pdf-embedded-script	PDF raw stream script payload at offset 0x34E	15669 bytes

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