Whats all the buzz about? Looking at the "Ryuk" ransomware as an example. | SECURITY BLOG

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This might be implemented, because the victim notices on another way (other than just encrypted files), that the computer is infected. The second command stops the Security Accounts Manager, which prevents other services - such as SIEM solutions - from receiving any alerts about suspicious activities on the affected system. As you can see, this list includes a wide range of applications, such as malware protection and backup solutions. If you want to read more about it, checkout this article from McAfee - Ryuk Ransomware Report. The payment "instructions" are simply two emails, which are located at the top left of the HTML file.

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