Chaos Ransomware Uses msaRAT to Route C2 Traffic Through Headless Chrome and Edge
Article summary
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The Chaos ransomware group ran its command-and-control through the victim's own browser. Cisco Talos on Thursday detailed msaRAT, the Rust implant behind it, found on a compromised Windows machine ahead of the encryptor. The implant never opens an outbound connection of its own. Its process talks to 127.0.0.1 and nothing else. It starts Chrome or Edge in headless mode and drives the browser
1Key Takeaways
- The Chaos ransomware group ran its command-and-control through the victim's own browser.
- Cisco Talos on Thursday detailed msaRAT, the Rust implant behind it, found on a compromised Windows machine ahead of the encryptor.
- The implant never opens an outbound connection of its own.
- Its process talks to 127.0.0.1 and nothing else.
2AIWedia Score
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3Why it matters
Security headlines highlight new attack surfaces as AI gets embedded in more systems. The Hacker News reports that the Chaos ransomware group ran its command-and-control through the victim's own browser.
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