In the latest cybersecurity news, St Stephen’s International — a company operating in the TH — has fallen victim to a ransomware attack conducted by the group thegentlemen. This data breach, discovered on 2025-11-04 14:55:32.117028, underscores the increasing need for proactive cybersecurity defenses as we continue through 2025.
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Incident Report
| Attribute | Information |
|---|---|
| Target Organization | St Stephen’s International |
| Threat Group | thegentlemen |
| Summary | www.sis.edu https://www.zoominfo.com/c/st-stephens-international-school/1293733677 St Stephen’s International School offers educational programs at its Bangkok and Khao Yai campuses, catering to a diverse student population. The school provides weekend schooling and various camps for groups, aiming to enhance the educational experience. It is associated with several organizations including Ocean Glass, Ocean Property, and Bandara Group. The institution focuses on fostering an international learning environment for its students. |
| Date of Breach | 2025-11-04 14:35:27.000000 |
| Discovery Date | 2025-11-04 14:55:32.117028 |
| Region | TH |
| Target Domain | www.sis.edu |
| Business Sector | Education |
Don’t wait for a breach to take action — stay informed and take control of your cybersecurity posture today.
You can also check if your organization’s data has been exposed using our free Data Breach Checker.
Disclaimer: HookPhish 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.
