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Listed on a ransomware leak site

Court Square Group

courtsquaregroup.com

Court Square Group was listed on the Black-x leak site on Nov 9, 2026. Information as of Nov 10, 2026.

Country: United StatesIndustry: Pharmaceuticals
Updated continuously ยท figures as of Nov 10, 2026
Claimed by
Black-x
First listed
Nov 9, 2026
Claims recorded
1

Leak-Site Claim.

Black-xConfirmed claim
Posted on the leak site
Nov 9, 2026
Collected by Brandefense
Nov 9, 2026
Data claimed
3 TB
Leak-site post text, written by the group
We hacked into Court Square Group internal network and stole 3T of customer data from the RegDocs365 and ARCC cloud network. It includes sensitive info such as clinical trial data, research materials, and various reports belonging to Court Square Group customers. To demonstrate our credibility, we will provide a list of some of the data files currently in our possession within the next few days. You may then select files from this list, and we will send the ones you have chosen.

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Figures as of Nov 10, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.