CompTIA Exam CS0-002 Topic 5 Question 37 Discussion

A security analyst receives an alert from the SIEM about a possible attack happening on the network The analyst opens the alert and sees the IP address of the suspected server as 192.168.54.66. which is part of the network 192 168 54 0/24. The analyst then pulls all the command history logs from that server and sees the following

Which of the following activities is MOST likely happening on the server?