Telefónica, a major Spanish telecommunications company, has confirmed being targeted in a cyberattack. The hack involved cybercriminals infiltrating an internal ticketing system. These attackers, associated with the Hellcat Ransomware group, managed to extract 2.3GB of sensitive data, including documents and tickets. Notably, three of the four cybercriminals behind the breach are affiliated with Hellcat, a group that previously targeted Schneider Electric.
In response to this incident, Telefónica is actively investigating the breach to assess the extent of the damage and secure its systems. The company has reassured the public that steps have been taken to prevent further unauthorized access to its internal systems. As a prominent player in the telecommunications sector, Telefónica serves millions of customers worldwide, including in Europe and Latin America.
This breach serves as a reminder of the ongoing threat posed by cybercriminals and the importance for companies to bolster their cybersecurity measures. Keep updated on the latest developments on BleepingComputer for more information.