Gunra ransomware group claims data breach against INCARFE S.L.

• Ransomware group: Gunra
• Country: Spain
• Sector: Professional Services
• Announcement date: April 8, 2026

Gunra ransomware group claims data breach against INCARFE S.L.

The threat actor known as Gunra has listed the Spanish organization INCARFE S.L. on its ransomware leak site. According to the announcement made on April 8, 2026, the group claims to have gained access to various files belonging to the company. This development follows a pattern often seen in modern cyberattacks where threat actors use public leak sites to host stolen information to exert pressure on their targets.

Details of the claimed attack

The threat actor, identified as Gunra, has published an announcement claiming responsibility for the breach. While information regarding this specific group remains limited in the public domain, the group's actions involve listing the victim organization on its dedicated leak site. The announcement includes screenshots that appear to display documents related to the company's internal operational and financial processes.

By making these documents public, the threat actor appears to be attempting to exert pressure on the organization. This tactic is a hallmark of double extortion strategies, where attackers not only encrypt a victim's systems but also threaten to release sensitive data to force a ransom payment. In such scenarios, the goal is to maximize the impact of the breach by targeting the organization's reputation and legal standing.

Data and files allegedly involved

The information provided in the leak site announcement suggests that the stolen data includes various sensitive documents. Based on the screenshots provided by the threat actor, the following types of information are allegedly involved in the breach:

• Insurance policies
• Tax documents
• Vehicle tracking records
• Signed authorization documents

The presence of these specific document types suggests that the breach may have compromised sensitive corporate and potentially personal information. The disclosure of such files can lead to significant secondary risks for the affected parties.

About INCARFE S.L.

INCARFE S.L. is an engineering and consulting firm based in Spain. The company provides a range of technical services, with a particular focus on industrial facilities, energy projects, and infrastructure works. Given the nature of their business in the professional services sector, the organization handles complex technical and administrative documentation.

Impact and risk assessment

The data allegedly leaked may contain personal information belonging to the company's employees or customers. For an organization operating within Spain, such a situation could lead to significant legal obligations under the General Data Protection Regulation (GDPR). The exposure of sensitive documents poses several risks, including potential identity theft or targeted phishing attacks directed at the company's customers or staff.

Furthermore, the publication of operational documents can have negative impacts on the company's commercial reputation. When professional services firms lose control over their internal processes and financial documentation, it can damage the trust established with clients and partners. This type of breach highlights the importance of robust data protection measures to mitigate the risks of both data theft and subsequent extortion.

In general, organizations facing such threats often focus on strengthening their defensive posture through improved monitoring, strict access controls, and comprehensive employee training to prevent initial access. Protecting sensitive documentation is a critical component of maintaining operational integrity and regulatory compliance in an increasingly hostile cyber landscape.