SourTrade Malvertising Uses Browser-Side Assembly to Evade Detection

Sun, 26 Jul 2026 12:14:17 +0000

Engineer — Learn: No patch or configuration action required; this is a delivery-side evasion technique exploiting the browser as an assembler using Bun runtime, relevant for understanding how malware bypasses file-hash detections on endpoints you defend.
SOC/IR — Plan: Build or tune detections for Bun runtime executing assembled payloads and browser-initiated process chains; hunt for SourTrade IOCs published by Confiant since late 2024, focusing on impersonation of TradingView, Solana, and Luno lures in web traffic and endpoint telemetry.
Leader — Skip

Evasion-Technique on CuraSec