PDF / .SWA malware analysis — malicious · 2e8ec1cb55d39c49

MALICIOUS

PDF / .SWA

6.5 KB Authoring application: Ghamariqegi (via fd00bPizoxuafocebi)

MD5: d95ae477146887f5227979b59e0e57cb SHA-1: 8bdcea8671ae7c8a6c9be59d279f5a13534b7a0e SHA-256: 2e8ec1cb55d39c49dbdab44147805ba23046945c85b03636b31fbfe7e355ff0c

108 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF document contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded JavaScript file, 'javascript_obj0010_000.js', is likely responsible for executing the malicious payload, although its specific actions are not detailed in the provided evidence. The presence of obfuscation indicators further supports this assessment.

Machine Learning

Nyx PDF Classifier malicious score 0.9991

Heuristics 4

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.
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0010_000.js` `2c5522e807b63b772d04981ce7060edb9be4bf1d8e75e0273768f249d0a5dae4`	pdf-javascript-stream	PDF /JS object 10 at offset 0x11BD	1914 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 eval/decoder/string-building token(s).

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