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159,298 Failed Logons Later: An RDP Brute Force That Ended in a Backdoor Account and NLBrute Deployment

by: Abdul KuyatehPublished on: 08/07/2026

159,298 failed logons before an RDP brute force succeeded on KCD-Web. NLBrute and Neshta malware, a persistent backdoor admin named "user," and deliberate registry weakening.

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159,298 Failed Logons Later: An RDP Brute Force That Ended in a Backdoor Account and NLBrute Deployment

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