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



Source: TheHackerNews
Source Link: https://thehackernews.com/2026/09/slim-spider-steals-crypto-custody.html