PDF / .SWA malware analysis — malicious · 6065f91a46c1efc0

MALICIOUS

PDF / .SWA

7.2 KB Authoring application: Bofatezozinefaxfa (via 48c3aVogewojixariuawi)

MD5: 52d897c5cb5ecbb98201605870c277e3 SHA-1: 32374628df53e030ba915f09f869751967843815 SHA-256: 6065f91a46c1efc0b66c704d03ce6d5a4439635e9917b00707e6aee5e03e46c6

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 JavaScript T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

This PDF file was flagged as malicious by ClamAV and an ML classifier. It contains embedded JavaScript which is obfuscated but appears to be designed to download and execute a second-stage payload. The JavaScript is the primary indicator of malicious activity within the file itself.

Machine Learning

Nyx PDF Classifier malicious score 0.9953

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` `ca838ab153ea9de4fff1e74bdd0848fd720f71bc6fbee4425be234136cd19b41`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1349	2325 bytes

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