Add some text after :" using sed?

Question

Can anyone help me create a script that adds [ SURICATA ] in this log file?

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCAN SQL Injection Attempt (Agent uil2pn)"; flow:to_server,established; content:"$

Answer 1

Try this:

sed -i 's/.*:"/&[ SURICATA ]/' yourfile.log