Slim Spider Steals Crypto Custody Secrets From Brazilian Financial Institution

Sep 08, 2026 - 20:00
Slim Spider Steals Crypto Custody Secrets From Brazilian Financial Institution
A previously undocumented financially motivated threat actor has been linked to attacks targeting Brazilian financial institutions since at least March 2026. Cybersecurity company CrowdStrike is tracking the Brazil-based activity cluster under the name Slim Spider. "The adversary demonstrates deep operational knowledge of Brazilian financial infrastructure, including the instant payment