PDF malware analysis — malicious · da6c7b112214a104

MALICIOUS

PDF

7.3 KB Authoring application: Tooqimeqipigafara (via 5e617Renizaxizo)

MD5: c14fecdc04b56b82a45265260e618fd8 SHA-1: 0e578df20c73239a9d187aacde10d7903687b5c3 SHA-256: da6c7b112214a10495a8fa4d53750ee53f7637456136c3dc4603336e9a61023e

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.002 Spearphishing Attachment

The PDF contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded JavaScript is likely used to exploit vulnerabilities within the PDF reader or to download and execute a second-stage payload. The specific obfuscation and lack of readable document body text prevent a more detailed analysis of the attack's immediate goal.

Machine Learning

Nyx PDF Classifier malicious score 0.9991

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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