load

#!/bin/sh

rust_pid=$(pidof rust)
if [ -z "$rust_pid" ]; then
    /bin/echo -e "\e[31mRust needs to be open before you can inject...\e[0m"
    exit 1
fi


#Credit: Aixxe @ aixxe.net
if grep -q libMonoLoader.so /proc/$rust_pid/maps; then
    /bin/echo -e "\e[33mMonoLoader is already injected... Aborting...\e[0m"
    exit
fi

input="$(
sudo gdb -n -q -batch \
  -ex "attach $rust_pid" \
  -ex "set \$dlopen = (void*(*)(char*, int)) dlopen" \
  -ex "call \$dlopen(\"$(pwd)/libMonoLoader.so\", 1)" \
  -ex "detach" \
  -ex "quit"
)"

last_line="${input##*$'\n'}"

if [ "$last_line" != "\$1 = (void *) 0x0" ]; then
    /bin/echo -e "\e[32mSuccessfully injected!\e[0m"
else
    /bin/echo -e "\e[31mInjection failed, make sure you've compiled...\e[0m"
fi