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fix: Add detecting if /sbin/init is a symlink

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because systemd
This commit is contained in:
ptrcnull 2021-12-29 06:05:02 +01:00
parent 45c84c281a
commit 9c8920067f
1 changed files with 7 additions and 1 deletions
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8
infect.sh
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@ -73,9 +73,15 @@ echo "tty1::wait:/sbin/getty -n -l /third_stage.sh 38400 tty1" > /etc/inittab
# here be dragons # here be dragons
init_file=/old_root/sbin/init
init_link=$(readlink $init_file)
if [[ "$init_link" != "" ]]; then
init_file=/old_root$init_link
fi
echo -e "set follow-fork-mode child echo -e "set follow-fork-mode child
set solib-absolute-prefix /old_root set solib-absolute-prefix /old_root
file /old_root$(cat /proc/1/cmdline) file $init_file
attach 1 attach 1
call (int)execl(\"/sbin/init\", \"/sbin/init\", 0) call (int)execl(\"/sbin/init\", \"/sbin/init\", 0)
" | gdb " | gdb