Cyber Security Week in Review (March 28)

By Jonathan Munshaw

Thursday, March 28, 2019 17:00

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Chaos ransomware's msaRAT: Living off the browser to build a covert C2 channel

July 23, 2026 06:00

The Chaos ransomware group uses new malware "msaRAT" that hijacks browsers. The malware doesn't communicate directly with C2 but connects through the browser. It enables arbitrary command execution while hiding the attacker's IP from victims via WebRTC over TURN.

An overview of ransomware threats in Japan in 2025 and early detection insights from Qilin cases

April 2, 2026 06:00

There were 134 ransomware incidents reported in Japan in 2025, representing a 17.5% year-over-year increase from 2024.

Ransomware in 2025: Blending in is the strategy

March 31, 2026 06:00

A summary of the top ransomware trends from the Talos 2025 Year in Review, with a focus on identity, attacker tactics, and practical defenses.

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Cyber Security Week in Review (March 28)

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Chaos ransomware's msaRAT: Living off the browser to build a covert C2 channel

An overview of ransomware threats in Japan in 2025 and early detection insights from Qilin cases

Ransomware in 2025: Blending in is the strategy

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