Investigators at ESET said the group responsible for a series of earlier attacks against the Ukrainian energy sector, which used malicious software known as BlackEnergy, had now developed and used a new malware suite called GreyEnergy.
Investigators at ESET said the group responsible for a series of earlier attacks against the Ukrainian energy sector, which used malicious software known as BlackEnergy, had now developed and used a new malware suite called GreyEnergy.