Function at 0x4ffcd0
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x38
call fcn.00584ea0
mov eax, dword [0x6009e4]
xor eax, esp
mov dword [esp + 0x34], eax
mov ecx, dword [esp + 0x48]
mov edx, dword [esp + 0x50]
push ebx
mov ebx, dword [esp + 0x40]
push ebp
mov ebp, dword [esp + 0x48]
push esi
mov esi, dword [esp + 0x58]
push edi
mov edi, dword [esp + 0x54]
mov dword [esp + 0x18], esi
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x20], edx
test edi, edi
je 0x4fff72
cmp ebx, ebp
je 0x4ffd7d
mov eax, esi
cmp edi, 0x10
jb 0x4ffd75
mov eax, edi
shr eax, 4
mov dword [esp + 0x14], eax
nop dword [eax]
push ecx
push ebp
push ebx
call edx
mov eax, dword [esi]
add esp, 0xc
xor dword [ebp], eax
sub edi, 0x10
mov eax, dword [esi + 4]
xor dword [ebp + 4], eax
mov eax, dword [esi + 8]
xor dword [ebp + 8], eax
mov eax, dword [esi + 0xc]
mov esi, ebx
xor dword [ebp + 0xc], eax
add ebx, 0x10
mov ecx, dword [esp + 0x1c]
add ebp, 0x10
sub dword [esp + 0x14], 1
mov edx, dword [esp + 0x20]
jne 0x4ffd30
mov dword [esp + 0x10], esi
mov esi, dword [esp + 0x18]
mov eax, dword [esp + 0x10]
movups xmm0, xmmword [eax]
movups xmmword [esi], xmm0
jmp 0x4ffdf1
cmp edi, 0x10
jb 0x4ffdf1
mov eax, edi
shr eax, 4
mov dword [esp + 0x14], eax
nop dword [eax + eax]
push ecx
lea eax, [esp + 0x38]
push eax
push ebx
call edx
mov ecx, dword [ebx]
add esp, 0xc
mov eax, dword [esi]
sub edi, 0x10
xor eax, dword [esp + 0x34]
mov edx, dword [esp + 0x20]
mov dword [ebp], eax
mov eax, dword [esi + 4]
xor eax, dword [esp + 0x38]
mov dword [esi], ecx
mov ecx, dword [ebx + 4]
mov dword [ebp + 4], eax
mov eax, dword [esi + 8]
xor eax, dword [esp + 0x3c]
mov dword [esi + 4], ecx
mov ecx, dword [ebx + 8]
mov dword [ebp + 8], eax
mov eax, dword [esi + 0xc]
xor eax, dword [esp + 0x40]
mov dword [esi + 8], ecx
mov ecx, dword [ebx + 0xc]
add ebx, 0x10
mov dword [ebp + 0xc], eax
add ebp, 0x10
sub dword [esp + 0x14], 1
mov dword [esi + 0xc], ecx
mov ecx, dword [esp + 0x1c]
jne 0x4ffd90
test edi, edi
je 0x4fff72
lea ecx, [esp + 0x34]
mov eax, esi
sub eax, ecx
mov dword [esp + 0x24], eax
mov eax, 1
sub eax, ecx
mov dword [esp + 0x28], eax
mov eax, 2
sub eax, ecx
mov dword [esp + 0x2c], eax
mov eax, 3
sub eax, ecx
mov dword [esp + 0x30], eax
mov eax, ebx
sub eax, ecx
mov dword [esp + 0x14], eax
lea eax, [ebp + 2]
mov dword [esp + 0x10], eax
mov eax, ecx
sub ebp, eax
nop dword [eax]
push dword [esp + 0x1c]
lea eax, [esp + 0x38]
push eax
push ebx
call dword [esp + 0x2c]
add esp, 0xc
xor eax, eax
cmp eax, edi
jae 0x4fff1e
mov ecx, dword [esp + 0x14]
lea esi, [esp + 0x34]
add esi, eax
mov dl, byte [esi + ecx]
mov ecx, dword [esp + 0x24]
mov cl, byte [esi + ecx]
xor cl, byte [esi]
mov byte [esi + ebp], cl
mov ecx, dword [esp + 0x24]
mov byte [esi + ecx], dl
mov ecx, dword [esp + 0x28]
add ecx, esi
cmp ecx, edi
jae 0x4fff1d
mov cl, byte [esi + 1]
mov esi, dword [esp + 0x18]
mov dl, byte [ebx + eax + 1]
xor cl, byte [esi + eax + 1]
mov esi, dword [esp + 0x10]
mov byte [esi + eax - 1], cl
lea esi, [esp + 0x34]
mov ecx, dword [esp + 0x18]
add esi, eax
mov byte [ecx + eax + 1], dl
mov ecx, dword [esp + 0x2c]
add ecx, esi
cmp ecx, edi
jae 0x4fff18
mov cl, byte [esi + 2]
mov esi, dword [esp + 0x18]
mov dl, byte [ebx + eax + 2]
xor cl, byte [esi + eax + 2]
mov esi, dword [esp + 0x10]
mov byte [esi + eax], cl
lea esi, [esp + 0x34]
mov ecx, dword [esp + 0x18]
add esi, eax
mov byte [ecx + eax + 2], dl
mov ecx, dword [esp + 0x30]
add ecx, esi
cmp ecx, edi
jae 0x4fff13
mov cl, byte [esi + 3]
mov esi, dword [esp + 0x18]
mov dl, byte [ebx + eax + 3]
xor cl, byte [esi + eax + 3]
mov esi, dword [esp + 0x10]
mov byte [esi + eax + 1], cl
mov esi, dword [esp + 0x18]
mov byte [esi + eax + 3], dl
add eax, 4
cmp eax, 0x10
jb 0x4ffe53
jmp 0x4fff1e
add eax, 3
jmp 0x4fff1e
add eax, 2
jmp 0x4fff1e
inc eax
cmp edi, 0x10
jbe 0x4fff4f
add dword [esp + 0x14], 0x10
add ebx, 0x10
add dword [esp + 0x10], 0x10
add ebp, 0x10
sub edi, 0x10
jne 0x4ffe40
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x34]
xor ecx, esp
call fcn.00584a28
add esp, 0x38
ret
cmp eax, 0x10
jae 0x4fff72
mov ecx, dword [esp + 0x18]
sub ebx, ecx
lea edx, [ecx + eax]
mov ecx, 0x10
sub ecx, eax
mov al, byte [ebx + edx]
lea edx, [edx + 1]
mov byte [edx - 1], al
sub ecx, 1
jne 0x4fff64
mov ecx, dword [esp + 0x44]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00584a28
add esp, 0x38
ret