Power Shell Script (Run it straight from powershell prompt/file must be in the same directory):

ASA:
object-group network Log4j_BadIP_Grp

foreach($ip in Get-Content ip1.txt)
{
Write-output “object network Log4j_BadIP_$ip” | Tee-Object -FilePath ‘C:\Users\fali\output_asa.txt’ -append
Write-output “Description NOC-2682-Created by FAli(Nettitude) on 18/12/2021” | Tee-Object -FilePath ‘C:\Users\fali\output_asa.txt’ -append
Write-output “host $ip” | Tee-Object -FilePath ‘C:\Users\fali\output_asa.txt’ -append
Write-output “object-group network Log4j_BadIP_Grp” | Tee-Object -FilePath ‘C:\Users\fali\output_asa.txt’ -append
Write-output “Description NOC-2682-Created by FAli(Nettitude) on 18/12/2021” | Tee-Object -FilePath ‘C:\Users\fali\output_asa.txt’ -append
Write-output “network-object object Log4j_BadIP_$ip” | Tee-Object -FilePath ‘C:\Users\fali\output_asa.txt’ -append
}