Thanks to Alex's quick action and the top block list from Adobe, the company was able to prevent a potentially devastating malware attack and protect its employees' computers and sensitive data.
Within a few hours, all company computers had the updated hosts file, and the malware was blocked from communicating with its command and control servers.
By adding entries to the hosts file, Alex could redirect requests to the malicious servers to a non-existent or a local IP address, effectively blocking the malware's communication.
The top block list included entries like:
To ensure ongoing protection, Alex set up a schedule to regularly update the hosts file with the latest block list entries from Adobe. He also worked with the security team to monitor for any new threats and adjust the block list accordingly.
Alex knew that one effective way to block these malicious servers was to modify the hosts file on all company computers. The hosts file, located at C:\Windows\System32\drivers\etc\hosts on Windows and /etc/hosts on macOS and Linux, acts as a local DNS resolver, mapping hostnames to IP addresses.