Data Breach at Clemar Assessoria e Logística em Comércio Internacional
On December 23, 2025, a significant data breach was discovered involving Clemar Assessoria e Logística em Comércio Internacional, a prominent engineering and industrial services company based in Brazil. The breach, attributed to the cyber threat actor known as DireWolf, has raised serious concerns about the security of sensitive information within the organization.
About Clemar Assessoria e Logística em Comércio Internacional
Clemar Assessoria e Logística em Comércio Internacional is a diversified company that provides a range of engineering solutions and industrial services. Their offerings encompass infrastructure services, telecommunications support, and operations related to mission-critical environments, defense and security, energy, and industrial systems. With a strong presence in Brazil, Clemar plays a vital role in various sectors, making the recent breach particularly alarming for its stakeholders and clients.
What Happened
The breach, which was identified on December 23, 2025, resulted in a substantial data leak of approximately 228GB of sensitive information. The involvement of the threat actor DireWolf highlights the growing sophistication of cybercriminals and the vulnerabilities that companies like Clemar may face. This incident has raised concerns not only about the immediate data exposed but also about the potential long-term implications for affected individuals and businesses.
Next Steps
If you believe you may have been affected by this breach, it is crucial to take immediate action. We at SLF (Srourian Law Firm) are here to help you understand your options and navigate the complexities that may arise from this incident. We encourage you to reach out to our team to discuss your situation and explore the best course of action to protect your interests.
LINKS:

Srourian Law Firm is investigating a potential class action lawsuit against Clemar Assessoria e Logística em Comércio Internacional for a recent data breach.
If you received a NOTICE OF DATA BREACH letter from Clemar Assessoria e Logística em Comércio Internacional, complete the form below so we can discuss your legal options.
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