Comp TIA Security + Certification Questions Part 1

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Question : 43 of 60

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

 user@server:∼  $\backslash$  $\text{ crontab-1 \\\\ 5**** /usr/local/bin/backup.sh \\\\ user@server:\textasciitilde }$ \$ cat/usr/local/bin/backup.sh  
 #!/bin/bash   
   if!grep--quiet joeuser/etc/passwd  
   then rm-rf/  
   fi

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

Logic bomb
Trojan
Backdoor
Ransomware
Rootkit

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