Ransomware group Black X hits Court Square Group
Court Square Group — a financial services target operating in US has been listed by the Black X ransomware group on 2026-11-04. The information below reflects what the threat actor has publicly claimed on their leak site; the details have not been independently verified.
Incident Report
| Target Organization | Court Square Group |
|---|---|
| Threat Group | Black X |
| Summary | Court Square Group, a financial services organization in the United States, was listed by the Black X ransomware group on its leak site on 2026-11-10. |
| Date of Breach | 2026-11-04 |
| Discovery Date | 2026-11-10 |
| Region | US |
| Target Domain | courtsquaregroup.com |
| Business Sector | Financial Services |
| Severity | MEDIUM |
Claim by Black X
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.
Posted by the Black X threat actor on its public leak site. This is the group's own statement and has not been independently verified by HackerFeeds.
Sources
Victim website
courtsquaregroup.com
Leak post (onion / Tor)
http://blackxppq2jvqyg4slyg3sbszv7ib2avaaycvhff5qipgdoepqi57xyd.onion/target/6aeb703fa2e70ea847a11af2
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Disclaimer
HackerFeeds does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any stolen information. All breach data reported here is sourced from publicly available threat intelligence feeds for awareness purposes only.