CISA and FBI warn of escalating Interlock ransomware attacks
On Tuesday, CISA and the FBI issued a warning about a surge in Interlock ransomware activity that targets critical infrastructure organizations and businesses through double extortion assaults.
The Multi-State Information Sharing and Analysis Center (MS-ISAC) and the Department of Health and Human Services (HHS) collaborated to create today's advisory, which gives network defenders mitigation strategies to shield their networks from attacks by this ransomware gang as well as indicators of compromise (IOCs) gathered during incident investigations as recently as June 2025.
Since its emergence in September 2024, the relatively new ransomware operation Interlock has targeted victims globally in a variety of industry sectors, with a particular emphasis on the healthcare sector.
The th...