ThreatsDay Bulletin: Codespaces RCE, AsyncRAT C2, BYOVD Abuse, AI Cloud Intrusions & 15+ Stories

This week didn’t produce one big headline. It produced many small signals — the kind that quietly shape what attacks will look like next. Researchers tracked intrusions that start in ordinary places: developer workflows, remote tools, cloud access, identity paths, and even routine user actions. Nothing looked dramatic on the surface. That’s the point. Entry is becoming less visible while impact

This week didn’t produce one big headline. It produced many small signals — the kind that quietly shape what attacks will look like next.

Researchers tracked intrusions that start in ordinary places: developer workflows, remote tools, cloud access, identity paths, and even routine user actions. Nothing looked dramatic on the surface. That’s the point. Entry is becoming less visible while impact scales later.

Several findings also show how attackers are industrializing their work — shared infrastructure, repeatable playbooks, rented access, and affiliate-style ecosystems. Operations are no longer isolated campaigns. They run more like services.

This edition pulls those fragments together — short, precise updates that show where techniques are maturing, where exposure is widening, and what patterns are forming behind the noise.

Across these updates, the common thread is operational efficiency. Attackers are cutting time between access and impact, removing friction from tooling, and relying more on automation, prebuilt frameworks, and reusable infrastructure. Speed is no longer a byproduct — it’s a design goal.

Another shift sits on the defensive side. Several cases show how security gaps are forming not from unknown threats, but from known behaviors — legacy configurations, trusted integrations, overlooked exposure, and assumptions about how tools should behave.

Taken together, the signals point to a threat environment that is scaling quietly rather than loudly — broader reach, lower visibility, and faster execution cycles. The fragments in this bulletin map that direction.

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