On December 12, 2024, Plasma-Therm’s domain plasmatherm.com appeared on the Black Basta ransomware group’s leak site, claiming that the Florida-based semiconductor equipment manufacturer suffered a ransomware attack in which attackers exfiltrated roughly 1.5 TB of internal files.
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Reported Details from the Listing
The Black Basta leak page states that Plasma-Therm, located at 10050 16th Street North, Saint Petersburg, FL 33716, had internal files exfiltrated during a ransomware incident. The listing does not specify the exact number of people whose records were taken, nor does it publish sample data beyond a partial file tree. It does claim the stolen archive contains financial data and account information among other corporate documents. The disclosure indicates the data was taken before encryption occurred and is now hosted on the group’s Tor site for anyone to browse or download.
Why This Matters for You and Your Family
Even though Plasma-Therm is a business-to-business manufacturer, its customer, supplier, and employee files frequently contain personal information that can be traced back to individuals and households. If you have ever worked at Plasma-Therm, purchased their plasma-processing equipment, or had your company share invoices or contracts with them, your name, address, phone number, or financial details may be inside the 1.5 TB archive. Once that material reaches underground forums or data-broker lists, it can be combined with other leaks to build a profile that puts your family at risk of identity theft, targeted phishing, or physical exposure.
Doxxing and Identity-Chain Risks
Ransomware leaks like this one rarely stay isolated. A single email address or phone number allegedly taken from Plasma-Therm’s files can be cross-referenced with credential dumps from other breaches, gaming platforms, and social-media accounts. Attackers then map the connections between your work identity, personal handles, and family members’ profiles. Children’s gaming accounts are especially vulnerable because they often reuse the same email or password as a parent’s work-related account. The result is an expanding chain that leads to doxxing, account takeovers, and extortion attempts aimed at the entire household.