In the latest cybersecurity news, White Birch Paper — a company operating in the US — has fallen victim to a ransomware attack conducted by the group sinobi. This data breach, discovered on 2025-10-01 20:16:29.531748, 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 | White Birch Paper |
| Threat Group | sinobi |
| Summary | White Birch Paper produces high-quality paper and paperboard products. Through continuous investment in safety, sustainability and operations, they are able to thrive as a reliable partner that works with a sense of urgency to meet our customers’ needs and enable their success. It manufacture newsprint, recycled kraft paper, high-bright, paperboard and other specialty paper products at their four paper mills in Canada and the United States, where they serve customers throughout North America and across the world. |
| Date of Breach | 2025-08-09 12:37:21.935000 |
| Discovery Date | 2025-10-01 20:16:29.531748 |
| Region | US |
| Target Domain | www.whitebirchpaper.com |
| Business Sector | Manufacturing |
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.
