Ransomware Group: AKIRA

VICTIM NAME: High Grade Materials

NOTE: No files or stolen information are [exfiltrated/downloaded/taken/hosted/seen/reposted/disclosed] by RedPacket Security. Any legal issues relating to the content of the files should be directed at the attackers directly, not RedPacket Security. This blog is simply posting an editorial news post informing that a company has fallen victim to a ransomware attack. RedPacket Security is in no way affiliated or aligned with any ransomware threat actors or groups and will not host infringing content. The information on this page is fully automated and redacted whilst being scraped directly from the AKIRA Onion Dark Web Tor Blog page.

AI Generated Summary of the Ransomware Leak Page

The ransomware leak page pertains to a Michigan-based construction materials company named High Grade Materials. The attack was discovered on May 28, 2025, and the incident involved the exfiltration of approximately 20 gigabytes of sensitive corporate data. The leaked information includes a wide range of confidential documents such as employee personal details—covering dates of birth, passport numbers, addresses, and contact information—as well as detailed financial records, audit reports, payment data, and invoices. Additionally, contractual agreements, NDAs, and vital official certificates like birth and death records are also part of the compromised data. The breach appears to be part of a targeted cyberattack by the group known as Akira, which is known to publish sensitive data in such incidents.

The leak page features images and screenshots, including internal documents and possibly encrypted or sensitive business files. It also indicates the presence of download links for the leaked data, which could be accessible to unauthorized parties. The incident underscores significant security vulnerabilities within the company’s data management systems, highlighting the importance of robust cybersecurity measures for organizations handling sensitive construction and corporate information. The attack has led to the exposure of highly confidential data that could potentially be exploited for malicious purposes, emphasizing the severe impact such breaches can have on corporate reputation and operational security.