Double Eagle Energy Holdings IV listed on Hunters ransomware leak site

• Ransomware group: Hunters
• Country: United States
• Sector: Energy & Utilities
• Announcement date: January 23, 2024

Hunters ransomware group claims attack on Double Eagle Energy Holdings IV

The Hunters International ransomware group has officially listed Double Eagle Energy Holdings IV on its dedicated leak site. According to the group's announcement, the organization has fallen victim to a cyberattack involving both data exfiltration and system encryption. This claim was made on January 23, 2024, following an alleged attack date of January 22, 2024.

The group has provided screenshots on its platform to support its claims regarding the breach. These visual proofs are intended to demonstrate that the attackers have successfully gained access to the target's internal environment. In such scenarios, ransomware groups often utilize double extortion tactics, where they not only encrypt a victim's files to disrupt operations but also steal sensitive information to use as leverage during ransom negotiations.

Details of the alleged data exfiltration

The attackers claim to have stolen a significant volume of sensitive information. The group asserts that the stolen data consists of 9088 files, totaling approximately 15.6 GB in size. The leaked content appears to be highly sensitive, targeting both corporate financial information and the highly private personal details of high-level executives.

The specific types of data allegedly exfiltrated include:

• CEO personal data
• Driver's license
• Passport
• W-9 forms
• Insurance information
• SSN
• Bank account details
• Tax returns
• Accounting records

The inclusion of such granular personal information, such as Social Security Numbers, passports, and even information regarding family members, significantly elevates the severity of the breach. Such data is highly prized by threat actors for identity theft and sophisticated social engineering campaigns.

About Double Eagle Energy Holdings IV

Double Eagle Energy Holdings IV is a United States-based energy company. The organization focuses on the exploration and production of oil and natural gas. Its primary operational focus is located within the Permian Basin, a major energy-producing region.

Risk assessment and industry implications

Hunters International is a ransomware group that emerged in 2023. Analysis suggests that the group may be derived from the Hive ransomware codebase. While reports indicate that the group may have ceased its encryption activities in 2025, the impact of this specific breach remains significant. The nature of the leaked data, which includes highly personal executive information, increases the risk of targeted phishing attacks and identity theft against the organization's leadership and employees.

For a United States-based entity like Double Eagle Energy Holdings IV, such an incident may trigger various legal obligations. The organization may face mandatory data breach notification requirements under relevant state laws and federal regulations. Furthermore, the use of double extortion tactics—where data is published to pressure the victim—can cause lasting damage to an organization's trade secrets and overall operational security.

In the energy and utilities sector, which is considered critical infrastructure, such attacks pose a unique threat to operational stability. To mitigate these risks, organizations typically focus on robust defensive measures. This includes implementing multi-factor authentication, maintaining offline backups, conducting regular security awareness training to prevent phishing, and ensuring strict network segmentation to limit the lateral movement of attackers within the system. Protecting sensitive executive data is equally vital to prevent the secondary risks of identity theft and targeted social engineering.