Hackers often use non-malware tools and utilities to creep throughout the network. The Democratic National Committee’s systems had been compromised for more than a year. The tools used by attackers to move around are often already installed. The most popular networking and hacking tool LightCyber found across the 60 organizations was Angry IP Scanner. By next year, Gartner predicts at least 20 percent of the major security vendors will incorporate advanced analytics and UEBA into their products. Security pros use these tools for their own penetration tests.”]
Source: https://www.cuinfosecurity.com/savvy-hackers-dont-need-malware-a-9235