The number of reported incidences of Advanced Persistent Threats (APTs) continue to rise over the last few years. While there is no precise statistics, which may be attributable to the limited awareness of these attacks or reluctance to share attack incidences, it is recognized that many organizations in various countries have fallen victims to APT attacks. Their knownvictims include global technology firms, financial services, military and defense entities, where the threat actors or attackers are usually state sponsored groups and cyber mercenaries.