In the latest cybersecurity news, TransUnion — a company operating in the US — has fallen victim to a ransomware attack conducted by the group shinyhunters. This data breach, discovered on 2025-10-03 15:53:50.284272, underscores the increasing need for proactive cybersecurity defenses as we continue through 2025.
In response to increasing cyber threats, it’s critical to protect your organization with proactive security measures. HookPhish provides enterprise-grade solutions designed to reduce your risk of future attacks:
- Phishing Simulation – Test and improve employee readiness with realistic, controlled phishing campaigns.
- Cybersecurity Awareness Training – Educate your team to recognize and respond to common attack tactics.
- Data Breach Monitoring – Get real-time alerts if your organization’s data appears in public or dark web breaches.
- Phishing Detection and Response – Detect, investigate, and neutralize phishing threats before they cause damage.
Protect your organization before it becomes the next headline. Explore HookPhish.
Incident Report
| Attribute | Information |
|---|---|
| Target Organization | TransUnion |
| Threat Group | shinyhunters |
| Summary | [AI generated] TransUnion is a global credit reporting agency that provides credit information and analytics services to businesses and individual consumers. It collects and aggregates information on over a billion individual consumers in over thirty countries including “Big Three” credit-reporting agencies in the United States. The data they handle includes credit history, credit scoring, and personal information protection services. |
| Date of Breach | 2025-06-28 00:00:00.000000 |
| Discovery Date | 2025-10-03 15:53:50.284272 |
| Region | US |
| Target Domain | None |
| Business Sector | Financial Services |
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.
