If required change RDP port to a non-standard port.\n * Configure firewall in following way,\n * Deny access to Public IPs to important ports (in this case RDP port 3389)\n * Allow access to only IP\u2019s which are under your control.\n * Use VPN to access the network, instead of exposing RDP to the Internet. ![]() This demonstrates how Nefilim will keep the pressure on its victims to pay ransoms.\n\n# Mitigation or Additional Important Safety Measures\n\n# Network\n\n * Keep strong and unique passwords for login accounts.\n * Disable RDP if not used. In response, Nefilim leaked sensitive Toll Group data and () that Toll Group had failed to employ full cybersecurity protocols even after the Netwalker attack, potentially making the organization vulnerable to more attacks. In both cases, Toll Group refused to pay the ransom. Two months previously, Toll Group was a victim of a Netwalker ransomware attack. ![]() The attack was first published on May 5, 2020. ![]() 7 Self Deletion\n\n# High-Profile Attacks Taking a Toll\n\nNefilim's highest-profile ransomware attack to date was against the Australian shipping organization, ().
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