Aptura Group and Central Indiana Hardware listed on interlock leak site

• Ransomware group: interlock
• Country: United States
• Sector: Manufacturing
• Announcement date: November 7, 2025

Aptura Group and Central Indiana Hardware targeted by interlock

The ransomware group known as interlock has listed Aptura Group and Central Indiana Hardware on its leak site. According to the announcement made on November 7, 2025, the threat actors claim to have successfully targeted these organizations, resulting in a significant data breach.

This incident follows a common pattern observed in modern cyberattacks, where threat actors utilize leak sites to pressure victims. In such scenarios, attackers often employ double extortion tactics, where they not only encrypt an organization's systems to disrupt operations but also exfiltrate sensitive information to use as leverage for ransom demands. By publishing proof of the stolen data, these groups aim to damage the reputation of the victim and force compliance through the threat of public exposure.

Details of the claimed attack

The interlock group published its announcement on November 7, 2025, alleging that they had gained unauthorized access to the systems of both Aptura Group and Central Indiana Hardware. The threat actor claims to have obtained approximately 840.7 GB of data from the organizations' internal environments.

The announcement indicates that the stolen information is contained within specific directories. Based on the information provided by the group, the leaked data includes folders labeled as follows:

• corp.local
• database

The group provided details regarding the size of these specific directories, noting that the 'corp.local' folder contains 280.4 GB of data, while the 'database' folder contains 560.3 GB. No information was provided regarding the specific ransom demand or the exact number of files involved in the breach.

Affected data types

The listing identifies the following categories of data as being potentially compromised:

• Corporate network data
• Database records

The presence of these data types suggests that the breach could involve sensitive internal information and structured records that are vital to the organizations' daily operations.

About Aptura Group and Central Indiana Hardware

Aptura Group is an employee-owned company that specializes in the door hardware and security systems industry. Operating through various brands, including Central Indiana Hardware (CIH), the organization produces custom access systems, space management solutions, and high-performance hardware designed for commercial spaces.

Potential risks and organizational impact

This incident may pose significant risks to the organization's operational continuity and its trade secrets. Because the organization is based in the United States, the nature of the compromised data may trigger various legal obligations. Depending on the specific content of the leaked files, state-level data breach notification laws and sector-specific regulations may be applicable.

The presence of database files suggests that employee or customer information could be exposed. Such exposure often leads to secondary risks, including identity theft or targeted phishing attacks against the individuals whose data was stolen. In many cases, attackers use stolen credentials or personal details to conduct more sophisticated social engineering campaigns against the organization or its clients.

While public information regarding the interlock group remains limited, the scale of the claimed data theft suggests a significant breach. Organizations facing similar threats typically need to initiate a comprehensive forensic investigation to determine the full scope of the data breach and to identify exactly what was accessed. Furthermore, notifying relevant stakeholders and regulatory bodies is a critical step in managing the aftermath of such an event. To defend against such threats, organizations in the manufacturing and hardware sectors often focus on strengthening network segmentation, implementing robust access controls, and maintaining rigorous monitoring of their data environments to detect unauthorized exfiltration attempts.