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Responder
Discontinued Responder is a LLMNR, NBT-NS and MDNS poisoner, with built-in HTTP/SMB/MSSQL/FTP/LDAP rogue authentication server supporting NTLMv1/NTLMv2/LMv2, Extended Security NTLMSSP and Basic HTTP authentication. (by SpiderLabs)
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Your right its not a "backdoor", its an RCE exploit, article is trying to drum it up so bad my ears hurt. But it sounds exploitable, you can use a tool called responder (https://github.com/SpiderLabs/Responder) to take over DNS. It abuses LLMNR which is enabed by default on windows.
NOTE:
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Hence, a higher number means a more popular project.