Delete database/BlackEnergy 2015 Ukranian electricity grid disruption directory

database/BlackEnergy 2015 Ukranian electricity grid disruption/Summary of operation

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-On the 23rd of December, 2015, BlackEnergy and KillDisk malware rendered 225,000 Western Ukrainian residents were left without power for up to six hours via a hack of three Ukrainian energy distribution companies. 
-When power was restored, the companies performed under constrained operations. 
-The computer systems were hacked initially through spearphishing emails. 
-BlackEnergy malware was used to steal user credentials, perform reconnaissance activities, and was then likely used to disrupt the transmission and distribution substation within the Ukrainian power grid. 
-KillDisk was used at the conclusion of the operation to delete computer event logs and other files before rendering the infected computers inoperable.