Spear-phishing is one of the main tools used by attackers to compromise endpoints and gain a foothold in the enterprise network. The attacker lures users to perform an action that will result in malware infection, credentials theft or both. IBM Security Trusteer Apex Advanced Malware Protection offers exploit prevention technology that successfully stops drive-by downloads and exploitation of application vulnerabilities. It is impossible to prevent enterprise users from opening email attachments or links, since it is a routine part of their everyday activity.”]
Source: https://securityintelligence.com/fbi-warns-increase-spear-phishing-attacks/