DNS Encryption Ransomware 
eSecurity Planet
JULY 25, 2022
The domain name system (DNS) is basically a directory of addresses for the internet. Your browser uses DNS to find the IP for a specific service. For example, when you enter esecurityplanet.com, the browser queries a DNS service to reach the matching servers, but it’s also used when you send an email. DNS spoofing or poisoning.
Krebs on Security
FEBRUARY 4, 2019
Spammy Bear targeted dormant but otherwise legitimate domains that had one thing in common: They all at one time used GoDaddy’s hosted Domain Name System (DNS) service. But on or around February 1, a new spam campaign that leveraged similarly hijacked domains at GoDaddy began distributing Gand Crab , a potent strain of ransomware.
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eSecurity Planet
NOVEMBER 10, 2023
DNS security protects the domain name system (DNS) from attackers seeking to reroute traffic to malicious sites. Since a majority of business IT traffic now accesses or passes through the internet, DNS plays an increasingly important — and vulnerable — role. in the DNS cache for more efficient delivery of information to users.
Cisco Security
AUGUST 11, 2021
The REvil ransomware family has been in the news due to its involvement in high-profile incidents, such as the JBS cyberattack and the Kaseya supply chain attack. The threat actors behind REvil attacks operate under a ransomware-as-a-service model. Figure 1-DNS activity surrounding REvil/Sodinokibi.
Security Affairs
NOVEMBER 5, 2021
A new threat actor is exploiting ProxyShell flaws in attacks aimed at Microsoft Exchange servers to deploy the Babuk Ransomware in corporate networks. Talos researchers warn of a new threat actor that is hacking Microsoft Exchange servers by exploiting ProxyShell flaws to gain access to corporate and deploy the Babuk Ransomware.
Security Affairs
JULY 15, 2024
Multiple ransomware groups were spotted exploiting a vulnerability, tracked as CVE-2023-27532, in Veeam Backup & Replication. An attacker can exploit the issue to obtain encrypted credentials stored in the configuration database, potentially leading to gaining access to the backup infrastructure hosts.
Malwarebytes
JUNE 1, 2022
Everything from rootkits to ransomware threaten not just financial losses, but also significant network downtime and reputational damage as well. That’s where DNS filtering comes in. But first, DNS in a nutshell. So normally, every time your customer types in your web address, their computer makes a request to a DNS server.
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