A cyberattack campaign is targeting exposed Microsoft SQL (MS SQL) databases, aiming to deliver ransomware and Cobalt Strike payloads. The attack campaign The attackers target exposed MS SQL servers by brute-forcing access credentials. After having successfully authenticated, they start enumerating the database. A (too often) enabled xp_cmdshell function also allows attackers to run shell commands on the host and launch several payloads. Attackers then: Create new users on the victim host Make registry changes to … More
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