PDF malware analysis — malicious · 6b27ad317e461108

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja

MD5: d66ca125d8f777c1d4ed0e9e23d0fc32 SHA-1: 122bf72a66aaae7184e0661128d9d04c2d621694 SHA-256: 6b27ad317e4611083bb59e7291480496ff858ea3fbea91bc386bfc01fafbaab2

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 JavaScript T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The critical ClamAV detection and high ML confidence indicate malicious intent. The presence of embedded JavaScript, flagged by multiple heuristics, strongly suggests the PDF is designed to exploit a vulnerability and execute code. The JavaScript's purpose is likely to download and execute a second-stage payload, a common technique for malware delivery.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36066 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36066
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0022_000.js` `22e7b9b95199cc294a88baec03e968aa698abb89fdbf202e98b946c7b2639771`	pdf-javascript-stream	PDF /JS object 22 at offset 0x30AF	971255 bytes

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