The ransomware group known as World Leaks has allegedly breached Exel Composites, a prominent Finnish technology company. Exel Composites is a globally recognized leader in pultrusion and pull-winding technology, manufacturing advanced composite solutions for a wide range of industries, including aerospace, defense, and telecommunications. The company, which is publicly traded with a revenue of over $103 million, is a critical supplier of lightweight and durable composite products worldwide.
The threat actor has published a significant amount of data allegedly exfiltrated from the company’s network. The leaked files appear to contain highly sensitive corporate and personal information, indicating a deep compromise of the firm’s systems. The exposure of such data could pose a severe threat to Exel Composites’ intellectual property, competitive standing, and regulatory compliance, especially given the presence of defense-related materials.
The allegedly leaked data includes a wide array of sensitive files, categorized by the attackers as follows:
- Formulations
- ITAR (International Traffic in Arms Regulations)
- Aerospace
- Drawings
- R&D Project
- Technical Dept – Project
- Competitors
- Cash Flow Forecast
- Confidential
- CEO, CFO files, including personal identification documents












