PDF malware analysis — malicious · 23518752ebb6798c

MALICIOUS

PDF

7.5 KB Authoring application: Jgaxivakafowizasi (via ee5aaUohosicilab)

MD5: 3fcb023d428066d0c02577c6f8d480d7 SHA-1: 406f0c900321ee44519651167ea6967a0223042b SHA-256: 23518752ebb6798cf6a8c7c5645434d58a140c84d6fc326893fad82eefc3637d

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file was flagged by ClamAV with 'Heuristics.PDF.ObfuscatedNameObject', indicating obfuscation techniques commonly used to hide malicious content. Static analysis also identified embedded JavaScript, which is often used to deliver secondary payloads or exploit vulnerabilities. The obfuscated nature of the JavaScript and the ClamAV detection suggest a malicious intent, likely to download and execute further malware, though the specific payload could not be determined from the provided evidence.

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` `c35f939b8b08b4458e4f2307d4bfd0afc23546c955e11c1da88e87302e40c9b0`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1358	3029 bytes

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