interface Ransomware extends IMalware { RansomwareVersion : string ; encryptAllFiles ( ) : void ; extortion ( ) : void ; } class WannaCry implements Ransomware { public RansomwareVersion : string ; public IDMalware : string ; getOSInformation ( ) { console . log ( "OS Windows : User Maudy" ) ; } infectStartup ( ) { console . log ( "Startup OS Infected" ) ; } encryptAllFiles ( ) { console . log ( "Encrypt All Files, Success" ) ; } extortion ( ) { console . log ( "Send Bitcoin to : 8sdhshj6sgjhd&" ) ; } }