marriott.com

marriott.com was compromised in a ransomware attack attributed to lockbit5 in December 2025. The organization, operating in the Hospitality and Tourism sector in United States, was added to the group's data leak site as part of an extortion campaign.

lockbit5 operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

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