PDF malware analysis — malicious · 50f6d08a730b07cd

MALICIOUS

PDF

7.5 KB Authoring application: Jgaxivakafowizasi (via c7074Uohosicilab)

MD5: 6ebbc87d4468f18ac5b7bd9f433d9b57 SHA-1: 1301f22479d5e139b74efcae002f580193a047f1 SHA-256: 50f6d08a730b07cdcb7d0e405950cf1a168878c0e072060c0367d67274cb18ca

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged it as Heuristics.PDF.ObfuscatedNameObject, suggesting obfuscation techniques are in use. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, which is a common technique for malware delivery. Due to the obfuscation and lack of specific indicators in the provided metadata, the family is unknown.

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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