Power semiconductor component manufacturer Semikron suffered a ransomware attack

Semikron, a German-based independent manufacturer of power semiconductor components, suffered a ransomware cyberattck.

Semikron is a German-based independent manufacturer of power semiconductor components, it employs more than 3,000 people in 24 subsidiaries worldwide, with production sites in Germany, Brazil, China, France, India, Italy, Slovakia and the USA.

The company confirmed it has suffered a cyberattack conducted by a professional hacker group

“The SEMIKRON Group has become a victim of a cyber-attack by a professional hacker group. As part of this attack, the perpetrators have claimed to have exfiltrated data from our system. Whether this is the case and which data are concerned is currently subject to investigation.” reads a data breach notice published by the company.

The attackers have infiltrated data from the company systems before encrypting a portion of the internal network.

The company is investigating the security breach with the help of external cyber security and forensic experts.

The German manufacturer didn’t share details about the attack or the family of ransomware that infected its systems. However, BleepingComputer, which viewed a ransom note dropped to one of the encrypted systems, states that LV Ransomware group is behind the attack.

BleepingComputer also reported that the ransomware gang also claimed to have stolen 2TB of data from the company.

According to Semikron, the hackers claimed to have stolen data from its systems, which the company is currently working to confirm.

No additional information has been shared by the company about the attack itself, but Bleeping Computer reported that the ransomware known as LV appears to have been involved, with the attackers claiming to have stolen 2Tb of files from Semikron systems.

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Pierluigi Paganini

(SecurityAffairs – hacking, Semikron)

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Pierluigi Paganini: Pierluigi Paganini is member of the ENISA (European Union Agency for Network and Information Security) Threat Landscape Stakeholder Group and Cyber G7 Group, he is also a Security Evangelist, Security Analyst and Freelance Writer. Editor-in-Chief at "Cyber Defense Magazine", Pierluigi is a cyber security expert with over 20 years experience in the field, he is Certified Ethical Hacker at EC Council in London. The passion for writing and a strong belief that security is founded on sharing and awareness led Pierluigi to find the security blog "Security Affairs" recently named a Top National Security Resource for US. Pierluigi is a member of the "The Hacker News" team and he is a writer for some major publications in the field such as Cyber War Zone, ICTTF, Infosec Island, Infosec Institute, The Hacker News Magazine and for many other Security magazines. Author of the Books "The Deep Dark Web" and “Digital Virtual Currency and Bitcoin”.

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