Miatech Data Breach

Miatech, a technology organization based in the United States, has been listed as a victim on the Blackout ransomware group’s dark web leak portal, with the entry published on July 19, 2026. The listing was identified through SOCRadar’s Dark Web Monitoring service. The company operates in the technology space, according to the sector classification captured at the time of listing. The entry places Miatech among the most recent additions to Blackout’s victim population. In the 60 days prior to this listing, Blackout had claimed two other victims across its leak portal. The group’s recent activity has centered on the technology sector, with victims geographically clustered in the United Kingdom, the United States, and Japan. Other recent Blackout listings that overlap with Miatech’s profile include Yano Electronics Ltd. and Bluebell Group. Miatech fits the group’s opportunistic pattern of hitting technology and mid-market targets rather than representing a departure from it.

Initial-access correlation against SOCRadar’s stealer-log telemetry surfaced a severe exposure for the miatech.net domain. The returned sample contained 18 records tying employee credentials to organizational systems, and 7 records showing corporate users on third-party services. High-value endpoints observed included the organization’s Microsoft Entra ID / Azure AD single-sign-on and a credential tied to an internal IP address. The dominant profile is corporate intrusion risk, with sample freshness spanning April to July 2026 and long-tail persistence indicating credentials that appear not to have been rotated. For ransomware groups such as Blackout, infostealer-harvested credentials are a well-documented initial-access vector: operators or initial-access brokers source fresh logs from underground marketplaces, validate the corporate credentials, and use them to log into Microsoft 365, VPN, or remote-access portals before deploying ransomware. While the stealer-log evidence here does not confirm that these specific credentials were used by Blackout, the pattern is consistent with the kill chain typically observed for this class of incident. CTI teams should prioritize credential rotation, MFA enforcement, and endpoint review for the exposed accounts, and treat the exposure as a live risk rather than a historical artifact.

Disclaimer

This report is intended for threat intelligence and security awareness purposes. SOCRadar does not host, redistribute or buy stolen data. All breach information reported here is collected from publicly accessible threat actor and ransomware portals. This content is intended to equip CTI teams with context around recent attacks. While we strive for accuracy, listings on ransomware leak and extortion sites cannot always be independently verified and may not reflect confirmed breaches. If you believe any data in this report is incorrect, please contact us.