Vietnamese newspaper Thanh Niên reports (archive) that several computers located at Vietnam's Ministry of Justice recently became infected with ransomware leading to the encryption of important data. Following the ransomware attack, other agencies under the helm of the MoJ were advised to guard against such infections in a stock standard manner as is typically suggested by government – don't visit unfamiliar websites and take extra caution opening email attachments.
It's not known if the Vietnamese government department opted to pay the ransom as is typical of their American counterparts.