PDF malware analysis — malicious · 26761b8cbe9e4c6e

MALICIOUS

PDF

2.7 KB

MD5: 31dd17cd7cbd8cd64469d458d622f42d SHA-1: 33ba2bcc5653c33f296abcb0656b6112f75c2eef SHA-256: 26761b8cbe9e4c6ec73cd7d5ebae7769c8ae8eeddd421cadea85667994daeb9c

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 Command and Scripting Interpreter: PowerShell T1204.002 Malicious File: Malicious JavaScript

The PDF file contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged the file as Heuristics.PDF.ObfuscatedNameObject, suggesting obfuscation techniques are in use. The embedded JavaScript is likely responsible for executing malicious code, potentially leading to further compromise. However, the specific actions of the JavaScript could not be determined due to its obfuscated nature.

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_obj0006_000.js` `6917482f60b1e510ecf776014b85635c79cd45f461312155dca1d8ec5ace1184`	pdf-javascript-stream	PDF /JS object 6 at offset 0x18B	5036 bytes

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