The Berlin Dussmann Group has confirmed a hacker attack on its subsidiary Dresdner Kühlanlagenbau. As Bleeping Computer reports, cybercriminals have managed to inject the ransomware Nefilim. The unknown perpetrators were also able to steal data from the corporate network that is now available on the Internet.
The leaked data consist of two archives together around 14 GB archives. They should include Word documents, pictures, accounting documents and AutoCAD drawings.
“The cooling specialist Dresdner Kühlanlagenbau GmbH (DKA) with 570 employees was the target of a cyber attack in which data was encrypted and copied. The servers have been switched off as a precaution. The data protection authorities and the Saxon State Criminal Police Office have been informed and criminal charges have been filed, ”the company said. “DKA has already informed customers and employees about the cyber attack and the data drain.”
The company also emphasized that the operational processes, including those in production, are safe. The Dussmann Group did not want to comment on further details with reference to the ongoing investigation.
The backers of the Nefilim ransomware, however, told Bleeping Computer that they had encrypted a total of four domains and stolen approximately 200 GB of data. How the hackers entered the company network is not known. According to the report, security provider Bad Packets includes a vulnerability-Gateways in the network from DKA.
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