PDF malware analysis — malicious · 690abf63bf7e071d

MALICIOUS

PDF

5.2 KB Created: 2011-01-03 20:26:25 Authoring application: oke got

MD5: 4a241483780c699a298ff6e48ba75147 SHA-1: fe8c988d14984216439958d4c90d28a8470f88a3 SHA-256: 690abf63bf7e071d22aa3e44d29597dbf15ae68150c1ef10269b97d745c838d8

106 Risk Score

Malware Insights

MITRE ATT&CK

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

The PDF contains embedded JavaScript, flagged by multiple heuristics and a high ML score, indicating malicious intent. The ClamAV detection confirms this, identifying it as a dropper. The JavaScript likely downloads and executes a second-stage payload, a common technique for malware distribution.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Dropper.Agent-7268943-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Dropper.Agent-7268943-0
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_obj0007_000.js` `ac9acd7bb291cf3c4b9af5b629a6f04c206657654efa6d04fae05e3c2ec5d5be`	pdf-javascript-stream	PDF /JS object 7 at offset 0x801	4281 bytes

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