PDF malware analysis — malicious · 8bbfbd044df50290

MALICIOUS

PDF

6.7 KB Created: 2010-09-03 08:30:37 Authoring application: Xijokanilohova (via ce8e6Kmgxaloxaxgi)

MD5: 1067b5b9ec9bc2a96c1cbda91b173f11 SHA-1: 915bd7462d3df083694699ec81d6e86591eb7e15 SHA-256: 8bbfbd044df50290410e2e2ba92eafc3c14f67968cf45bdf7d97d19272281252

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged it with 'Heuristics.PDF.ObfuscatedNameObject', suggesting obfuscation techniques are in use. The embedded JavaScript is likely responsible for executing malicious code or downloading a secondary payload, which is a common attack vector for PDF-based malware. No specific family could be identified.

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` `d75aba2bc241d027161697fa7aada0bf45c7afe5b58fce1bb0bf66350349f123`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1208	1983 bytes

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