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For the past three years, a stealthy cyberespionage group has been targeting energy companies, primarily from Poland and Ukraine, using a new malware framework dubbed GreyEnergy. GreyEnergy is a modular malware platform ...

Analysis of a new backdoor program allowed malware researchers to establish clear links between the cyberattacks that led to power outages in Ukraine in 2015 and 2016 and the NotPetya ransomware outbreak ...