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high threat

Operation FlutterBridge: macOS Malvertising Campaign Spreads New FlutterShell Backdoor

Operation FlutterBridge is a malvertising campaign targeting macOS users with the new FlutterShell backdoor, which uses malicious desktop applications for adware distribution and provides backdoor capabilities such as command execution and file system manipulation, with some variants using AI summarization for data exfiltration.

Chrome +5 CL-CRI-1089 malvertising macos backdoor
3r 1t 8i
high advisory

Gremlin Stealer Evolves with Advanced Obfuscation and Session Hijacking

The Gremlin stealer malware has evolved with advanced obfuscation techniques, crypto clipping, and session hijacking capabilities to steal sensitive information from compromised systems.

Advanced WildFire +5 infostealer credential-theft session-hijacking crypto-clipping dotnet
2r 8t 1i