Stephenson's Rental Services
Attack Intelligence
Stephenson's Rental Services was compromised in a ransomware attack attributed to qilin in October 2025. The organization, operating in the Business Services sector in Canada, 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.
Stephenson's Rental Services is a Canadian construction equipment and tool rental company that has been operating for over 70 years. The company provides a wide range of rentals, including construction equipment, scaffolding, and small tools, ...
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.