A look at some of the institutions hit by the cyberattack

As a new cyberattack hits companies and government agencies around the world, here is a look at some of those that have confirmed they are affected.


Merck: second-largest drugmaker in the United States, based in Kenilworth, New Jersey

Mondelez International: U.S. food and drinks company based in East Hanover, New Jersey

DLA Piper: global law firm based in U.S. and U.K.

Heritage Valley Health System: hospital and health care system near Pittsburgh, Pennsylvania

WPP: advertising company based in London

Rosneft: Russia's largest oil company, partly state-owned

Ukraine: power grid, banks and government offices

TNT Express: Netherlands-based transport company

AP Moller-Maersk: oil and shipping company based in Copenhagen, Denmark