Kdeconnect, which scans for available devices to pair in a local network. Update: As per the suggestion of I found that these connections are established by If this indicates any possible insecurity, what should I do? Also, I have rebooted several times and these connections always seem to pop up automatically. Is this a sign of network attack? Since I don't remember using any service that would need a tcp connection from the same subnet. Where can I find the logs for these connections, e.g., who initialized the connections and how they are allowed/authorized (if this is the right word)? The other two unknown ip do come from the same subnet, but I have no idea why these connections are opened. Proto Recv-Q Send-Q Local Address Foreign Address State This behavior makes the system run abnormally slow.When doing some network security checks (on which I am an amateur) for my office PC, I discovered a few unknown tcp6 connections (with netstat -nt): Active Internet connections (w/o servers) It uses the system's central processing unit (CPU) and/or graphical processing unit (GPU) resources to mine cryptocurrency. algorithm: cn, cn/r, cn/wow, cn/2, cn/1, cn/0, cn/half, cn/xtl, cn/msr, cn/xao, cn/rto, cn/gpu, cn/rwz, cn/zls, cn/double.It uses the following details for it's coinmining routine:.It terminates itself if the following processes are found:.It terminates itself if the following window names are found:.It terminates itself if the following DLLs are found in the system:.This Coinminer adds the following mutexes to ensure that only one of its copies runs at any one time: This Coinminer arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
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