The hoax had two different names, with two different hashtags (#EbolaInAtlanta and #shockingmurderinatlanta), but the intent was the same.

"The attention to detail was remarkable, suggesting a tremendous amount of effort," wrote the Times' Adrian Chen. A recent Beyoncé single played in the background of a fake video, which also included a shot of a vehicle with the Hartsfield-Jackson logo.

Its cyber tactics routinely targeted the Russian government's domestic and foreign "enemies," as well as political dissidents, Chen wrote.

And one day last winter, it targeted Atlanta.