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New Russian-linked CosmicEnergy malware targets industrial systems

Mandiant security researchers have discovered a new OT known as CosmicEnergy that targets operational technology (OT), raising concerns about potential disruptions to electric power systems worldwide.  [...]

https://www.bleepingcomputer.com/news/security/new-russian-linked-cosmicenergy-malware-targets-industrial-systems/
Microsoft 365 phishing attacks use encrypted RPMSG messages

Attackers are now using encrypted RPMSG attachments sent via compromised Microsoft 365 accounts to steal Microsoft credentials in targeted phishing attacks designed to evade detection by email security gateways. [...]

https://www.bleepingcomputer.com/news/security/microsoft-365-phishing-attacks-use-encrypted-rpmsg-messages/
Predator: Looking under the hood of Intellexa’s Android spyware

Security researchers at Cisco Talos and the Citizen Lab have presented a new technical analysis of the commercial Android spyware 'Predator' and its loader 'Alien,' sharing its data-theft capabilities and other operational details. [...]

https://www.bleepingcomputer.com/news/security/predator-looking-under-the-hood-of-intellexas-android-spyware/
Emby shuts down user media servers hacked in recent attack

Emby says it remotely shut down an undisclosed number of user-hosted media server instances that were recently hacked by exploiting a previously known vulnerability and an insecure admin account configuration. [...]

https://www.bleepingcomputer.com/news/security/emby-shuts-down-user-media-servers-hacked-in-recent-attack/
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US govt contractor ABB confirms ransomware attack, data theft

Swiss tech multinational and U.S. government contractor ABB has confirmed that some of its systems were impacted by a ransomware attack, previously described by the company as "an IT security incident." [...]

https://www.bleepingcomputer.com/news/security/us-govt-contractor-abb-confirms-ransomware-attack-data-theft/
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Microsoft Defender Antivirus gets ‘performance mode’ for Dev Drives

Microsoft has introduced a new Microsoft Defender capability named "performance mode" for developers on Windows 11, tuned to reduce the impact of antivirus scans when analyzing files stored on Dev Drives. [...]

https://www.bleepingcomputer.com/news/microsoft/microsoft-defender-antivirus-gets-performance-mode-for-dev-drives/