Este es un script que modifica el archivo /etc/motd
Código: bash
Da como resultado

rojo='\e[1;31m'
NC='\e[0m'
echo -e "${rojo} _,met\$\$\$\$\$gg." > /etc/motd
echo -e " ,g\$\$\$\$\$\$\$\$\$\$\$\$\$\$\$P." >> /etc/motd
echo -e " ,g\$\$P\"\" \"\"\"Y\$\$.\"." >> /etc/motd
echo -e " ,\$\$P' \`\$\$\$." >> /etc/motd
echo -e " ',\$\$P ,ggs. \`\$\$b:" >> /etc/motd
echo -e " \`d\$\$' ,\$P\"' . \$\$\$" >> /etc/motd
echo -e " \$\$P d\$' , \$\$P" >> /etc/motd
echo -e " \$\$: \$\$. - ,d\$\$' " >> /etc/motd
echo -e " \$\$; Y\$b._ _,d\$P' ${NC} _, _, ,'\`." >> /etc/motd
echo -e "${rojo} Y\$\$. \`.\`\"Y\$\$\$\$P\"'${NC} \`\$\$' \`\$\$' \`. ,'" >> /etc/motd
echo -e "${rojo} \`\$\$b \"-.__ ${NC} \$\$ \$\$ \`'" >> /etc/motd
echo -e "${rojo} \`Y\$\$b ${NC} \$\$ \$\$ _, _" >> /etc/motd
echo -e "${rojo} \`Y\$\$. ${NC} ,d\$\$\$g\$\$ ,d\$\$\$b. \$\$,d\$\$\$b.\`\$\$' g\$\$\$\$\$b.\`\$\$,d\$\$b." >> /etc/motd
echo -e "${rojo} \`\$\$b. ${NC} ,\$P' \`\$\$ ,\$P' \`Y\$. \$\$\$' \`\$\$ \$\$ \"' \`\$\$ \$\$\$' \`\$\$" >> /etc/motd
echo -e "${rojo} \`Y\$\$b. ${NC} \$\$' \$\$ \$\$' \`\$\$ \$\$' \$\$ \$\$ ,ggggg\$\$ \$\$' \$\$" >> /etc/motd
echo -e "${rojo} \`\"Y\$b._ ${NC} \$\$ \$\$ \$\$ggggg\$\$ \$\$ \$\$ \$\$ ,\$P\" \$\$ \$\$ \$\$" >> /etc/motd
echo -e "${rojo} \`\"\"\"\" ${NC} \$\$ ,\$\$ \$\$. \$\$ ,\$P \$\$ \$\$' ,\$\$ \$\$ \$\$" >> /etc/motd
echo -e "${NC} \`\$g. ,\$\$\$ \`\$\$._ _., \$\$ _,g\$P' \$\$ \`\$b. ,\$\$\$ \$\$ \$\$" >> /etc/motd
echo -e " \`Y\$\$P'\$\$. \`Y\$\$\$\$P',\$\$\$\$P\"' ,\$\$. \`Y\$\$P'\$\$.\$\$. ,\$\$." >> /etc/motd
echo -e "${rojo}Debian GNU/Linux ${NC}" `cat /etc/debian_version` >> /etc/motd
Da como resultado
