Landmark Management

Landmark Management was compromised in a ransomware attack attributed to qilin in October 2025. The organization, operating in an undisclosed sector in Australia, was added to the group's data leak site as part of an extortion campaign.

qilin 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.

Landmark Management, Inc., manages 90 projects, consisting of 2,462 units across 5 states. Whether you are searching for an apartment to rent or a reliable company to manage your rural development property, let us put our thirty-six years of ...

Intelligence correlations link this incident to 1 vulnerability(ies) including CVE-2026-0257, which may have been leveraged as initial access vectors or for lateral movement.