PDF / .SWA malware analysis — malicious · 0c4c4d212ee66bc9

MALICIOUS

PDF / .SWA

7.2 KB Authoring application: Bofatezozinefaxfa (via 25b43Vogewojixariuawi)

MD5: 5dd73b5bc21acec3adb4e3ea1a728edb SHA-1: e5bb7472538df7d6c9a87f97118ee913d0cbe1ad SHA-256: 0c4c4d212ee66bc9b80b5daa66175cc5a7a752413e1ca08011f8fe4eb1082321

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 JavaScript T1566.001 Spearphishing Attachment

The PDF file contains obfuscated JavaScript, as indicated by multiple heuristic firings and the ML classifier. The JavaScript appears to be designed to execute a secondary payload, though its exact function is obscured. The ClamAV detection further supports its malicious nature.

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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