PDF malware analysis — malicious · 96e1a472ea8a5bcf

MALICIOUS

PDF

7.3 KB Authoring application: Bofatezozinefaxfa (via 03817Vogewojixariuawi)

MD5: 663199935e0f9951e4dbc02e2fcff7d7 SHA-1: 441fe7e54932a5130a7b110b114543b9a26487a2 SHA-256: 96e1a472ea8a5bcf35431a5a4f02ea1fce8af3f26fbcd2b620d12800cf5fc5f2

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged this file with 'Heuristics.PDF.ObfuscatedNameObject', suggesting a known malicious pattern. The JavaScript is likely used to exploit a vulnerability within the PDF reader to execute arbitrary code, which is a common technique for delivering malware.

Heuristics 3

ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION

ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
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_obj0011_000.js` `ca838ab153ea9de4fff1e74bdd0848fd720f71bc6fbee4425be234136cd19b41`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1349	2325 bytes

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