Hackers behind 3CX breach also breached US critical infrastructure

The hacking group responsible for the supply-chain attack targeting VoIP company 3CX also breached two critical infrastructure organizations in the energy sector and two financial trading organizations using the trojanized X_TRADER application, according to a report by Symantec. 

Among the two affected critical infrastructure organizations, one is located in the US while the other is in Europe, Symantec told Bleeping Computer. 

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