McCally Tool and Supply

McCally Tool and Supply was compromised in a ransomware attack attributed to killsec3 in October 2025. The organization, operating in an undisclosed sector in Unknown, was added to the group's data leak site as part of an extortion campaign.

killsec3 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.

McCally Tool and Supply is a family-owned industrial distributor based in Livonia, Michigan, operating since 1975. With over 40 years of experience, the company specializes in providing tools and supplies for electrical and mechanical contractors. Key offerings include a wide range of power tools, hand tools, and drain cleaning equipment from premier brands such as Milwaukee, RIDGID, and Greenlee. McCally Tool and Supply also operates an authorized in-house repair center, ensuring quick turnaround times for tool servicing. The company is committed to delivering competitive prices and exceptional customer service to meet the needs of its clients.