Malware attack on US pipeline linked to DarkSide criminal group

The cyber attack which shut-down a vital US pipeline was carried out by a criminal group known as DarkSide that cultivates a Robin Hood image of stealing from corporations and giving a cut to charity.
The information comes from two people close to the investigation who spoke on condition of anonymity, as the the temporary halting of operations on the the pipeline that carries gasoline and other fuel from Texas to the north-east coast stretched into a third day.