The headquarters for the U.S. Agency for International Development is seen in Washington on April 1, 2014. The state-backed Russian cyber spies behind the SolarWinds hacking campaign launched a targeted spear-phishing assault on U.S. and foreign government agencies and think tanks using an email marketing account of the U.S. Agency for International Development, Microsoft said, late Thursday, May 27, 2021. (J. David Ake/AP) BOSTON — The state-backed Russian cyber spies behind the SolarWinds hacking campaign launched a targeted spear-phishing assault on U.S. and foreign government agencies and think tanks this week using an email marketing account of the U.S. Agency for International Development, Microsoft says.