GCC of America, inc. listed on anubis ransomware leak site

• Ransomware group: anubis
• Country: United States
• Sector: Manufacturing
• Announcement date: September 2, 2025

The anubis ransomware group has claimed that GCC of America, inc. has experienced a data breach. This claim was made via a listing on the group's dedicated leak site, marking a potential security incident for the North American manufacturing entity.

The claimed attack event

On September 2, 2025, the anubis group listed GCC of America, inc. on its leak site. According to the group's announcement, the institution is one of the largest cement and concrete producers in North America. The announcement, which was published on the specified date, contains claims regarding an intervention into the institution's networks or data.

Ransomware groups often utilize leak sites to exert pressure on their victims through a tactic known as double extortion. In these scenarios, attackers do not only encrypt an organization's systems to disrupt operations but also threaten to release sensitive information publicly if a ransom is not met. This method is designed to maximize leverage by threatening the victim's reputation and legal standing.

Information regarding the leaked data

At this time, no information has been shared regarding the nature of the leaked or threatened data. Furthermore, there is no screenshot available to verify the contents of the alleged breach. The listing names no specific data types.

When investigating such incidents, it is common for organizations to find that the specific contents of a breach remain unknown until the threat actor provides proof or the organization completes a forensic investigation. The absence of immediate data details is a common occurrence in the early stages of a ransomware group's public announcement.

The organization profile

GCC of America is one of the leading producers of cement, ready-mix concrete, and aggregates operating in North America. The company specializes in the supply and logistics of construction materials for the construction industry.

Impact and potential risks

This incident may indicate that the institution's operational data or employee information could be at risk. The alleged breach may create negative impacts on the institution's commercial activities and could undermine customer trust. Under relevant US state laws and data protection regulations, the institution may face notification obligations. Secondary risks may include identity theft or targeted phishing attacks.

For organizations operating in the manufacturing and logistics sectors, such incidents highlight the importance of robust cybersecurity frameworks. Common defensive steps for organizations include implementing multi-factor authentication, maintaining offline backups, and conducting regular network monitoring to detect unauthorized intrusions. Protecting the integrity of supply chain logistics and construction material data is critical for maintaining commercial stability and customer confidence.

Information about the anubis group remains limited, making it difficult to determine their specific motivations or long-term patterns beyond this claim. As with many ransomware incidents, the situation remains developing until further technical evidence or official statements are provided.