kiev/moscow cyber attack use malware call badrabbit hit russia nations tuesday affect russian interfax news agency cause flight delay ukraine odessa airport major outages report u.s. government issue warn attack follow campaign may june use similar malware result economists estimate billions dollars losses attack disturb attackers quickly infect critical infrastructure include transportation operators indicate well-coordinated campaign say robert lipovsky researcher cyber firm eset half victims russia follow ukraine bulgaria turkey japan accord eset u.s. department homeland security issue warn badrabbit ransomware type virus lock infect computers ask victims pay ransom restore access identify u.s. victims advise public refrain pay ransom report infections federal bureau investigation government internet crime complaint center ransomware infections potential halt activity target organizations may wannacry ransomware shutter hospitals factories facilities around globe days interfax one russia large news agencies say service hit attack expect back online end tuesday odessa airport spokesman say flight delay workers process passenger data manually kiev metro system report hack payment system say train run normally ukraine cyber police chief tell reuters country barely affect russian cyber-security firm kaspersky lab say badrabbit appear spread mechanism similar june destructive notpetya virus take many ukrainian government agencies businesses spread across corporate network multinationals operations suppliers eastern europe kaspersky say investigate see whether badrabbit relate notpetya ukrainian bank service hit previous attack unaffected accord nation central bank new wave cyber attack hit russia nations