Swartz Campbell
Attack Intelligence
Swartz Campbell was compromised in a ransomware attack attributed to interlock in December 2025. The organization, operating in an undisclosed sector in United States, was added to the group's data leak site as part of an extortion campaign.
interlock 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.
https;//www.swartzcampbell.com Swartz Campbell LLC is a law firm with multiple locations across the East Coast specializing in areas including class action, employment, medical malpractice, and divorce. The law firm was founded in 1921 and is headquartered in Philadelphia, Pennsylvania.
Intelligence correlations link this incident to 1 vulnerability(ies) including CVE-2026-20131, which may have been leveraged as initial access vectors or for lateral movement.