Function at 0x1015ca90
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
push esi
push edi
mov ecx, dword [ebp + 8]
mov esi, dword [ebp + 0x10]
movzx edx, byte [ecx]
movzx eax, byte [ecx + 1]
shl edx, 8
xor edx, eax
movzx ebx, byte [ecx + 8]
movzx eax, byte [ecx + 2]
shl edx, 8
xor edx, eax
shl ebx, 8
movzx eax, byte [ecx + 3]
shl edx, 8
xor edx, eax
movzx eax, byte [ecx + 5]
xor edx, dword [esi]
mov dword [ebp - 0x10], edx
movzx edx, byte [ecx + 4]
shl edx, 8
xor edx, eax
movzx eax, byte [ecx + 6]
shl edx, 8
xor edx, eax
movzx eax, byte [ecx + 7]
shl edx, 8
xor edx, eax
movzx eax, byte [ecx + 9]
xor edx, dword [esi + 4]
xor ebx, eax
movzx eax, byte [ecx + 0xa]
mov dword [ebp - 4], edx
movzx edx, byte [ecx + 0xc]
shl ebx, 8
xor ebx, eax
shl edx, 8
movzx eax, byte [ecx + 0xb]
shl ebx, 8
xor ebx, eax
movzx eax, byte [ecx + 0xd]
xor ebx, dword [esi + 8]
xor edx, eax
movzx eax, byte [ecx + 0xe]
shl edx, 8
xor edx, eax
movzx eax, byte [ecx + 0xf]
shl edx, 8
xor edx, eax
mov eax, ebx
xor edx, dword [esi + 0xc]
shr eax, 8
mov ecx, edx
shr ecx, 0x10
and eax, 0xff
and ecx, 0xff
mov edi, dword [ebp - 0x10]
mov ecx, dword [ecx*4 + 0x102e9678]
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, edi
shr eax, 0x18
xor ecx, dword [eax*4 + 0x102e9278]
mov eax, dword [ebp - 4]
movzx eax, al
xor ecx, dword [eax*4 + 0x102e9e78]
mov eax, edi
xor ecx, dword [esi + 0x10]
mov dword [ebp - 8], ecx
mov ecx, edx
shr ecx, 8
and ecx, 0xff
shr eax, 0x10
and eax, 0xff
mov ecx, dword [ecx*4 + 0x102e9a78]
xor ecx, dword [eax*4 + 0x102e9678]
mov dword [ebp + 8], ecx
mov ecx, dword [ebp - 4]
mov eax, ecx
mov esi, dword [ebp + 8]
shr eax, 0x18
xor esi, dword [eax*4 + 0x102e9278]
movzx eax, bl
shr ecx, 0x10
and ecx, 0xff
xor esi, dword [eax*4 + 0x102e9e78]
mov dword [ebp + 8], esi
mov esi, dword [ebp + 0x10]
mov eax, dword [ebp + 8]
mov ecx, dword [ecx*4 + 0x102e9678]
xor eax, dword [esi + 0x14]
mov dword [ebp + 8], eax
mov eax, edi
shr eax, 8
and eax, 0xff
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, ebx
shr eax, 0x18
shr ebx, 0x10
and ebx, 0xff
xor ecx, dword [eax*4 + 0x102e9278]
movzx eax, dl
shr edx, 0x18
xor ecx, dword [eax*4 + 0x102e9e78]
xor ecx, dword [esi + 0x18]
mov eax, dword [ebp - 4]
shr eax, 8
and eax, 0xff
mov dword [ebp + 0x10], ecx
mov ecx, dword [ebx*4 + 0x102e9678]
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, edi
xor ecx, dword [edx*4 + 0x102e9278]
lea edi, [esi + 0x20]
movzx eax, al
mov dword [ebp - 0x10], edi
xor ecx, dword [eax*4 + 0x102e9e78]
mov eax, dword [esi + 0xf0]
xor ecx, dword [esi + 0x1c]
sar eax, 1
dec eax
mov dword [ebp - 4], ecx
mov dword [ebp - 0x18], eax
je 0x1015ce7a
mov ebx, dword [ebp + 0x10]
mov eax, ebx
shr ecx, 0x10
mov esi, dword [ebp - 8]
and ecx, 0xff
shr eax, 8
and eax, 0xff
mov edx, dword [ebp + 8]
mov ecx, dword [ecx*4 + 0x102e9678]
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, esi
shr eax, 0x18
xor ecx, dword [eax*4 + 0x102e9278]
movzx eax, dl
xor ecx, dword [eax*4 + 0x102e9e78]
mov eax, esi
xor ecx, dword [edi]
mov dword [ebp - 0x14], ecx
mov ecx, dword [ebp - 4]
shr eax, 0x10
shr ecx, 8
and eax, 0xff
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x102e9a78]
xor ecx, dword [eax*4 + 0x102e9678]
mov eax, edx
shr eax, 0x18
xor ecx, dword [eax*4 + 0x102e9278]
movzx eax, bl
xor ecx, dword [eax*4 + 0x102e9e78]
mov eax, esi
xor ecx, dword [edi + 4]
mov dword [ebp - 0xc], ecx
mov ecx, edx
shr eax, 8
and eax, 0xff
shr ecx, 0x10
and ecx, 0xff
shr edx, 8
and edx, 0xff
mov dword [ebp + 8], edx
mov ebx, dword [ecx*4 + 0x102e9678]
xor ebx, dword [eax*4 + 0x102e9a78]
mov ecx, dword [ebp + 0x10]
mov eax, ecx
shr eax, 0x18
shr ecx, 0x10
and ecx, 0xff
xor ebx, dword [eax*4 + 0x102e9278]
mov eax, dword [ebp - 4]
mov edx, dword [ecx*4 + 0x102e9678]
movzx eax, al
xor ebx, dword [eax*4 + 0x102e9e78]
mov eax, dword [ebp + 8]
xor ebx, dword [edi + 8]
xor edx, dword [eax*4 + 0x102e9a78]
mov eax, dword [ebp - 4]
shr eax, 0x18
xor edx, dword [eax*4 + 0x102e9278]
mov eax, esi
mov esi, dword [ebp - 0x14]
movzx eax, al
xor edx, dword [eax*4 + 0x102e9e78]
mov eax, ebx
xor edx, dword [edi + 0xc]
shr eax, 8
mov ecx, edx
shr ecx, 0x10
and eax, 0xff
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x102e9678]
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, esi
shr eax, 0x18
xor ecx, dword [eax*4 + 0x102e9278]
mov eax, dword [ebp - 0xc]
movzx eax, al
xor ecx, dword [eax*4 + 0x102e9e78]
xor ecx, dword [edi + 0x10]
mov dword [ebp - 8], ecx
mov ecx, edx
shr ecx, 8
mov eax, esi
shr eax, 0x10
and ecx, 0xff
and eax, 0xff
mov ecx, dword [ecx*4 + 0x102e9a78]
xor ecx, dword [eax*4 + 0x102e9678]
mov dword [ebp + 8], ecx
mov ecx, dword [ebp - 0xc]
mov eax, ecx
mov edi, dword [ebp + 8]
shr eax, 0x18
shr ecx, 0x10
and ecx, 0xff
xor edi, dword [eax*4 + 0x102e9278]
movzx eax, bl
mov ecx, dword [ecx*4 + 0x102e9678]
xor edi, dword [eax*4 + 0x102e9e78]
mov eax, dword [ebp - 0x10]
xor edi, dword [eax + 0x14]
mov eax, esi
shr eax, 8
and eax, 0xff
mov dword [ebp + 8], edi
mov edi, dword [ebp - 0x10]
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, ebx
shr eax, 0x18
shr ebx, 0x10
and ebx, 0xff
xor ecx, dword [eax*4 + 0x102e9278]
movzx eax, dl
shr edx, 0x18
xor ecx, dword [eax*4 + 0x102e9e78]
xor ecx, dword [edi + 0x18]
mov eax, dword [ebp - 0xc]
shr eax, 8
and eax, 0xff
mov dword [ebp + 0x10], ecx
mov ecx, dword [ebx*4 + 0x102e9678]
xor ecx, dword [eax*4 + 0x102e9a78]
mov eax, esi
xor ecx, dword [edx*4 + 0x102e9278]
movzx eax, al
xor ecx, dword [eax*4 + 0x102e9e78]
xor ecx, dword [edi + 0x1c]
add edi, 0x20
dec dword [ebp - 0x18]
mov dword [ebp - 4], ecx
mov dword [ebp - 0x10], edi
jne 0x1015cc54
mov eax, ecx
mov ebx, dword [ebp + 8]
shr eax, 0x10
and eax, 0xff
mov edx, dword [ebp + 0xc]
movzx ecx, byte [eax + 0x102ea278]
mov eax, dword [ebp - 8]
shr eax, 0x18
movzx eax, byte [eax + 0x102ea278]
shl eax, 8
xor ecx, eax
mov eax, dword [ebp + 0x10]
shr eax, 8
and eax, 0xff
shl ecx, 8
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
movzx eax, bl
shl ecx, 8
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
xor ecx, dword [edi]
mov eax, ecx
mov byte [edx + 3], cl
shr eax, 0x18
mov byte [edx], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 1], al
mov eax, ecx
shr eax, 8
mov byte [edx + 2], al
mov eax, dword [ebp - 8]
shr eax, 0x10
and eax, 0xff
movzx ecx, byte [eax + 0x102ea278]
mov eax, ebx
shr eax, 0x18
movzx eax, byte [eax + 0x102ea278]
shl eax, 8
xor ecx, eax
mov eax, dword [ebp - 4]
shr eax, 8
and eax, 0xff
shl ecx, 8
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
mov eax, dword [ebp + 0x10]
movzx eax, al
shl ecx, 8
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
xor ecx, dword [edi + 4]
mov eax, ecx
mov byte [edx + 7], cl
shr eax, 0x18
mov byte [edx + 4], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 5], al
mov eax, ecx
shr eax, 8
mov byte [edx + 6], al
mov eax, ebx
shr eax, 0x10
and eax, 0xff
movzx ecx, byte [eax + 0x102ea278]
mov eax, dword [ebp + 0x10]
shr eax, 0x18
movzx eax, byte [eax + 0x102ea278]
shl eax, 8
xor ecx, eax
mov eax, dword [ebp - 8]
shr eax, 8
and eax, 0xff
shl ecx, 8
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
mov eax, dword [ebp - 4]
shl ecx, 8
movzx eax, al
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
shr ebx, 8
xor ecx, dword [edi + 8]
and ebx, 0xff
mov eax, ecx
mov byte [edx + 0xb], cl
shr eax, 0x18
mov byte [edx + 8], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 9], al
mov eax, ecx
shr eax, 8
mov byte [edx + 0xa], al
mov eax, dword [ebp + 0x10]
shr eax, 0x10
and eax, 0xff
movzx ecx, byte [eax + 0x102ea278]
mov eax, dword [ebp - 4]
shr eax, 0x18
movzx eax, byte [eax + 0x102ea278]
shl eax, 8
xor ecx, eax
movzx eax, byte [ebx + 0x102ea278]
shl ecx, 8
xor ecx, eax
mov eax, dword [ebp - 8]
movzx eax, al
shl ecx, 8
movzx eax, byte [eax + 0x102ea278]
xor ecx, eax
xor ecx, dword [edi + 0xc]
mov eax, ecx
mov byte [edx + 0xf], cl
shr eax, 0x18
mov byte [edx + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [edx + 0xd], al
mov eax, ecx
pop edi
shr eax, 8
pop esi
mov byte [edx + 0xe], al
pop ebx
mov esp, ebp
pop ebp
ret