Function at 0x553520
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x10
call fcn.005cf470
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x34]
movzx edx, byte [edi + 1]
movzx eax, byte [edi]
movzx ecx, byte [edi + 7]
shl edx, 8
or edx, eax
shl ecx, 8
movzx eax, byte [edi + 2]
shl eax, 0x10
or edx, eax
movzx eax, byte [edi + 3]
shl eax, 0x18
or edx, eax
movzx eax, byte [edi + 5]
shl eax, 8
cmp dword [esp + 0x38], 0
mov dword [esp + 0x38], edx
je 0x55372d
movzx ebx, byte [edi + 4]
mov ebp, dword [esp + 0x2c]
or ebx, eax
movzx eax, byte [edi + 6]
mov esi, dword [esp + 0x28]
or ecx, eax
mov edi, dword [esp + 0x24]
shl ecx, 0x10
or ebx, ecx
lea ecx, [ebp - 8]
mov dword [esp + 0x2c], ecx
test ecx, ecx
js 0x553662
shr ebp, 3
mov eax, ebp
neg eax
lea ecx, [ecx + eax*8]
mov dword [esp + 0x2c], ecx
nop word [eax + eax]
movzx eax, byte [edi + 1]
movzx edx, byte [edi]
movzx ecx, byte [edi + 4]
shl eax, 8
or edx, eax
movzx eax, byte [edi + 2]
shl eax, 0x10
or edx, eax
movzx eax, byte [edi + 3]
shl eax, 0x18
or edx, eax
movzx eax, byte [edi + 5]
xor edx, dword [esp + 0x38]
shl eax, 8
or ecx, eax
mov dword [esp + 0x18], edx
movzx eax, byte [edi + 6]
shl eax, 0x10
or ecx, eax
movzx eax, byte [edi + 7]
shl eax, 0x18
add edi, 8
push 1
push dword [esp + 0x34]
or ecx, eax
lea eax, [esp + 0x20]
xor ecx, ebx
push eax
mov dword [esp + 0x28], ecx
call fcn.00552e60
mov edx, dword [esp + 0x24]
add esp, 0xc
mov ebx, dword [esp + 0x1c]
mov eax, edx
shr eax, 8
mov byte [esi], dl
mov byte [esi + 1], al
mov eax, edx
shr eax, 0x10
mov byte [esi + 2], al
mov eax, edx
shr eax, 0x18
mov byte [esi + 3], al
mov eax, ebx
shr eax, 8
mov byte [esi + 5], al
mov eax, ebx
shr eax, 0x10
mov byte [esi + 6], al
mov eax, ebx
shr eax, 0x18
mov byte [esi + 4], bl
mov byte [esi + 7], al
add esi, 8
mov dword [esp + 0x38], edx
sub ebp, 1
jne 0x5535b0
mov ecx, dword [esp + 0x2c]
cmp ecx, 0xfffffff8
je 0x5538f6
mov eax, dword [esp + 0x2c]
add edi, 8
add ecx, edi
add eax, 7
xor edi, edi
xor ebp, ebp
cmp eax, 7
ja case.default.0x553680
jmp dword [eax*4 + 0x553960]
movzx edi, byte [ecx - 1]
dec ecx
shl edi, 0x18
movzx eax, byte [ecx - 1]
dec ecx
shl eax, 0x10
or edi, eax
movzx eax, byte [ecx - 1]
dec ecx
shl eax, 8
or edi, eax
movzx eax, byte [ecx - 1]
dec ecx
or edi, eax
movzx ebp, byte [ecx - 1]
dec ecx
shl ebp, 0x18
movzx eax, byte [ecx - 1]
dec ecx
shl eax, 0x10
or ebp, eax
movzx eax, byte [ecx - 1]
dec ecx
shl eax, 8
or ebp, eax
movzx eax, byte [ecx - 1]
or ebp, eax
push 1
push dword [esp + 0x34]
lea eax, [esp + 0x20]
xor ebp, edx
xor edi, ebx
mov dword [esp + 0x20], ebp
push eax
mov dword [esp + 0x28], edi
call fcn.00552e60
mov edx, dword [esp + 0x24]
add esp, 0xc
mov ebx, dword [esp + 0x1c]
mov eax, edx
shr eax, 8
mov byte [esi], dl
mov byte [esi + 1], al
mov eax, edx
shr eax, 0x10
mov byte [esi + 2], al
mov eax, edx
shr eax, 0x18
mov byte [esi + 3], al
mov eax, ebx
shr eax, 8
mov byte [esi + 5], al
mov eax, ebx
shr eax, 0x10
mov byte [esi + 6], al
mov eax, ebx
shr eax, 0x18
mov byte [esi + 4], bl
mov byte [esi + 7], al
jmp 0x5538f6
movzx esi, byte [edi + 4]
mov ebp, dword [esp + 0x28]
or esi, eax
movzx eax, byte [edi + 6]
mov ebx, dword [esp + 0x24]
or ecx, eax
mov eax, dword [esp + 0x2c]
shl ecx, 0x10
or esi, ecx
mov dword [esp + 0x14], esi
lea ecx, [eax - 8]
mov dword [esp + 0x10], ecx
test ecx, ecx
js 0x553829
shr eax, 3
mov dword [esp + 0x2c], eax
neg eax
lea ecx, [ecx + eax*8]
mov dword [esp + 0x10], ecx
nop dword [eax]
movzx eax, byte [ebx + 1]
movzx edi, byte [ebx]
movzx esi, byte [ebx + 4]
shl eax, 8
or edi, eax
movzx eax, byte [ebx + 2]
shl eax, 0x10
or edi, eax
movzx eax, byte [ebx + 3]
shl eax, 0x18
or edi, eax
movzx eax, byte [ebx + 5]
shl eax, 8
or esi, eax
mov dword [esp + 0x18], edi
movzx eax, byte [ebx + 6]
shl eax, 0x10
or esi, eax
movzx eax, byte [ebx + 7]
shl eax, 0x18
add ebx, 8
push 0
push dword [esp + 0x34]
or esi, eax
lea eax, [esp + 0x20]
push eax
mov dword [esp + 0x28], esi
call fcn.00552e60
mov ecx, dword [esp + 0x24]
add esp, 0xc
xor ecx, dword [esp + 0x38]
mov edx, dword [esp + 0x1c]
mov eax, ecx
xor edx, dword [esp + 0x14]
mov byte [ebp], cl
shr eax, 8
mov byte [ebp + 1], al
mov eax, ecx
shr eax, 0x10
mov byte [ebp + 2], al
mov eax, edx
shr eax, 8
mov byte [ebp + 5], al
mov eax, edx
mov byte [ebp + 4], dl
shr edx, 0x18
shr ecx, 0x18
shr eax, 0x10
mov byte [ebp + 7], dl
mov edx, edi
mov byte [ebp + 3], cl
mov byte [ebp + 6], al
add ebp, 8
sub dword [esp + 0x2c], 1
mov dword [esp + 0x38], edx
mov dword [esp + 0x14], esi
jne 0x553770
mov ecx, dword [esp + 0x10]
cmp ecx, 0xfffffff8
je 0x5538f2
movzx eax, byte [ebx + 1]
movzx edi, byte [ebx]
movzx edx, byte [ebx + 4]
movzx ecx, byte [ebx + 7]
shl eax, 8
or edi, eax
shl ecx, 8
movzx eax, byte [ebx + 2]
shl eax, 0x10
or edi, eax
movzx eax, byte [ebx + 3]
shl eax, 0x18
or edi, eax
movzx eax, byte [ebx + 5]
shl eax, 8
or edx, eax
mov dword [esp + 0x18], edi
movzx eax, byte [ebx + 6]
or ecx, eax
lea eax, [esp + 0x18]
push 0
push dword [esp + 0x34]
shl ecx, 0x10
or edx, ecx
push eax
mov dword [esp + 0x38], edx
mov dword [esp + 0x28], edx
call fcn.00552e60
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov ebx, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
xor ebx, dword [esp + 0x38]
xor edx, esi
lea ecx, [eax + 8]
add eax, 7
add ecx, ebp
cmp eax, 7
ja case.default.0x5538ad
jmp dword [eax*4 + 0x553980]
dec ecx
mov eax, edx
shr eax, 0x18
mov byte [ecx], al
dec ecx
mov eax, edx
shr eax, 0x10
mov byte [ecx], al
dec ecx
mov eax, edx
shr eax, 8
mov byte [ecx], al
dec ecx
mov byte [ecx], dl
dec ecx
mov eax, ebx
shr eax, 0x18
mov byte [ecx], al
dec ecx
mov eax, ebx
shr eax, 0x10
mov byte [ecx], al
dec ecx
mov eax, ebx
shr eax, 8
mov byte [ecx], al
mov byte [ecx - 1], bl
mov ebx, dword [esp + 0x2c]
mov edx, edi
jmp 0x5538f6
mov ebx, dword [esp + 0x14]
mov eax, ebx
mov ecx, ebx
shr eax, 0x10
mov dword [esp + 0x18], eax
mov eax, ebx
shr eax, 8
mov dword [esp + 0x10], eax
mov eax, edx
shr eax, 0x18
mov dword [esp + 0x14], eax
mov eax, edx
shr eax, 0x10
mov dword [esp + 0x38], eax
mov eax, edx
shr ecx, 0x18
shr eax, 8
mov dword [esp + 0x2c], eax
mov eax, dword [esp + 0x34]
pop edi
pop esi
pop ebp
mov byte [eax], dl
mov edx, dword [esp + 0x20]
mov byte [eax + 1], dl
mov edx, dword [esp + 0x2c]
mov byte [eax + 2], dl
mov edx, dword [esp + 8]
mov byte [eax + 3], dl
mov edx, dword [esp + 4]
mov byte [eax + 4], bl
mov byte [eax + 5], dl
mov edx, dword [esp + 0xc]
mov byte [eax + 6], dl
mov byte [eax + 7], cl
pop ebx
add esp, 0x10
ret