PDF malware analysis — malicious · d26b1c60863d37d8

MALICIOUS

PDF

7.3 KB Authoring application: Tooqimeqipigafara (via f8f18Renizaxizo)

MD5: 94327a316588255b34d99b6cd7197e7f SHA-1: 8cc481a8c9c84c3a705073f516247e1bc2f029ab SHA-256: d26b1c60863d37d86ab759b670e2b20693476402ad2bc6d6249a13ae98f3390d

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is a PDF containing embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection for 'Heuristics.PDF.ObfuscatedNameObject' further suggests malicious intent. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute arbitrary code. The SHA256 hash is included as a primary indicator.

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_obj0010_000.js` `b53e27bbdeba8c818850cc3826b3d643c06114ca0ccd161a827d53f8e26598c4`	pdf-javascript-stream	PDF /JS object 10 at offset 0x130D	2214 bytes

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