Function at 0x4972d0
Capabilities:
Encode data using add xor sub operations
Encode data using xor
Encrypt data using aes

Disassembly:
sub esp, 0xc
mov ecx, dword [esp + 0x18]
push ebx
push ebp
push esi
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]
push edi
mov edi, dword [esp + 0x20]
xor edx, dword [edi]
mov dword [esp + 0x20], 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 [edi + 4]
xor ebx, eax
movzx eax, byte [ecx + 0xa]
mov dword [esp + 0x18], 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 [edi + 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
shr eax, 8
xor edx, dword [edi + 0xc]
movzx ecx, al
mov eax, dword [esp + 0x18]
shr eax, 0x10
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c31d0]
xor ecx, dword [eax*4 + 0x4c2dd0]
mov eax, dword [esp + 0x20]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
movzx eax, dl
xor ecx, dword [eax*4 + 0x4c35d0]
mov eax, edx
xor ecx, dword [edi + 0x10]
shr eax, 8
mov dword [esp + 0x14], ecx
movzx ecx, al
mov eax, ebx
shr eax, 0x10
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c31d0]
xor ecx, dword [eax*4 + 0x4c2dd0]
mov eax, dword [esp + 0x18]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
mov eax, dword [esp + 0x20]
movzx eax, al
xor ecx, dword [eax*4 + 0x4c35d0]
xor ecx, dword [edi + 0x14]
mov eax, edx
shr eax, 0x10
mov dword [esp + 0x10], ecx
movzx ecx, al
mov eax, dword [esp + 0x20]
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c2dd0]
mov ebp, dword [esp + 0x24]
shr edx, 0x18
xor ecx, dword [eax*4 + 0x4c31d0]
mov eax, ebx
shr eax, 0x18
sar ebp, 1
xor ecx, dword [eax*4 + 0x4c29d0]
mov dword [esp + 0x28], ecx
mov ecx, dword [esp + 0x18]
mov esi, dword [esp + 0x28]
movzx eax, cl
shr ecx, 8
movzx ecx, cl
xor esi, dword [eax*4 + 0x4c35d0]
mov eax, esi
mov dword [esp + 0x28], esi
xor eax, dword [edi + 0x18]
mov ecx, dword [ecx*4 + 0x4c31d0]
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x20]
shr eax, 0x10
movzx eax, al
xor ecx, dword [eax*4 + 0x4c2dd0]
xor ecx, dword [edx*4 + 0x4c29d0]
movzx eax, bl
xor ecx, dword [eax*4 + 0x4c35d0]
xor ecx, dword [edi + 0x1c]
add edi, 0x20
mov dword [esp + 0x20], ecx
sub ebp, 1
je 0x497696
mov esi, dword [esp + 0x28]
mov eax, esi
shr eax, 8
movzx ecx, al
mov eax, dword [esp + 0x10]
shr eax, 0x10
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c31d0]
mov edx, dword [esp + 0x14]
xor ecx, dword [eax*4 + 0x4c2dd0]
mov eax, edx
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
mov eax, dword [esp + 0x20]
movzx eax, al
xor ecx, dword [eax*4 + 0x4c35d0]
xor ecx, dword [edi]
mov eax, dword [esp + 0x20]
shr eax, 8
mov dword [esp + 0x24], ecx
movzx ecx, al
mov eax, esi
shr eax, 0x10
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c31d0]
xor ecx, dword [eax*4 + 0x4c2dd0]
mov eax, dword [esp + 0x10]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
movzx eax, dl
xor ecx, dword [eax*4 + 0x4c35d0]
xor ecx, dword [edi + 4]
mov eax, dword [esp + 0x20]
shr eax, 0x10
mov dword [esp + 0x18], ecx
movzx ecx, al
mov eax, edx
shr eax, 8
movzx eax, al
shr edx, 0x10
mov ebx, dword [ecx*4 + 0x4c2dd0]
mov ecx, dword [esp + 0x10]
xor ebx, dword [eax*4 + 0x4c31d0]
mov eax, esi
shr eax, 0x18
xor ebx, dword [eax*4 + 0x4c29d0]
movzx eax, cl
shr ecx, 8
movzx ecx, cl
xor ebx, dword [eax*4 + 0x4c35d0]
xor ebx, dword [edi + 8]
movzx eax, dl
mov edx, dword [ecx*4 + 0x4c31d0]
xor edx, dword [eax*4 + 0x4c2dd0]
mov eax, dword [esp + 0x20]
shr eax, 0x18
xor edx, dword [eax*4 + 0x4c29d0]
mov eax, esi
movzx eax, al
xor edx, dword [eax*4 + 0x4c35d0]
mov eax, ebx
xor edx, dword [edi + 0xc]
shr eax, 8
movzx ecx, al
mov eax, dword [esp + 0x18]
shr eax, 0x10
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c31d0]
xor ecx, dword [eax*4 + 0x4c2dd0]
mov eax, dword [esp + 0x24]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
movzx eax, dl
xor ecx, dword [eax*4 + 0x4c35d0]
mov eax, edx
xor ecx, dword [edi + 0x10]
shr eax, 8
mov dword [esp + 0x14], ecx
movzx ecx, al
mov eax, ebx
shr eax, 0x10
mov ecx, dword [ecx*4 + 0x4c31d0]
movzx eax, al
xor ecx, dword [eax*4 + 0x4c2dd0]
mov eax, dword [esp + 0x18]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
mov eax, dword [esp + 0x24]
movzx eax, al
xor ecx, dword [eax*4 + 0x4c35d0]
mov eax, edx
xor ecx, dword [edi + 0x14]
shr eax, 0x10
mov dword [esp + 0x10], ecx
movzx ecx, al
mov eax, dword [esp + 0x24]
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x4c2dd0]
shr edx, 0x18
xor ecx, dword [eax*4 + 0x4c31d0]
mov eax, ebx
shr eax, 0x18
xor ecx, dword [eax*4 + 0x4c29d0]
mov dword [esp + 0x28], ecx
mov ecx, dword [esp + 0x18]
mov esi, dword [esp + 0x28]
movzx eax, cl
shr ecx, 8
movzx ecx, cl
xor esi, dword [eax*4 + 0x4c35d0]
mov eax, esi
mov dword [esp + 0x28], esi
xor eax, dword [edi + 0x18]
mov ecx, dword [ecx*4 + 0x4c31d0]
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x24]
shr eax, 0x10
movzx eax, al
xor ecx, dword [eax*4 + 0x4c2dd0]
xor ecx, dword [edx*4 + 0x4c29d0]
movzx eax, bl
xor ecx, dword [eax*4 + 0x4c35d0]
xor ecx, dword [edi + 0x1c]
add edi, 0x20
mov dword [esp + 0x20], ecx
sub ebp, 1
jne 0x497487
mov eax, dword [esp + 0x10]
shr eax, 0x10
movzx eax, al
mov ebx, dword [esp + 0x14]
mov edx, dword [esp + 0x2c]
mov ecx, dword [eax*4 + str.ccccwwww]
mov eax, dword [esp + 0x28]
and ecx, 0xff0000
shr eax, 8
movzx eax, al
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff00
xor ecx, eax
mov eax, ebx
shr eax, 0x18
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff000000
xor ecx, eax
mov eax, dword [esp + 0x20]
movzx eax, al
movzx eax, byte [eax*4 + str.ccccwwww]
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 [esp + 0x28]
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + str.ccccwwww]
mov eax, dword [esp + 0x20]
and ecx, 0xff0000
shr eax, 8
movzx eax, al
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff00
xor ecx, eax
mov eax, dword [esp + 0x10]
shr eax, 0x18
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff000000
xor ecx, eax
movzx eax, bl
movzx eax, byte [eax*4 + str.ccccwwww]
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, dword [esp + 0x20]
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + str.ccccwwww]
mov eax, ebx
shr eax, 8
and ecx, 0xff0000
movzx eax, al
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff00
xor ecx, eax
mov eax, dword [esp + 0x28]
shr eax, 0x18
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff000000
xor ecx, eax
mov eax, dword [esp + 0x10]
movzx eax, al
movzx eax, byte [eax*4 + str.ccccwwww]
xor ecx, eax
shr ebx, 0x10
xor ecx, dword [edi + 8]
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
movzx eax, bl
mov ecx, dword [eax*4 + str.ccccwwww]
mov eax, dword [esp + 0x10]
and ecx, 0xff0000
shr eax, 8
movzx eax, al
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff00
xor ecx, eax
mov eax, dword [esp + 0x20]
shr eax, 0x18
mov eax, dword [eax*4 + str.ccccwwww]
and eax, 0xff000000
xor ecx, eax
mov eax, dword [esp + 0x28]
movzx eax, al
movzx eax, byte [eax*4 + str.ccccwwww]
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
pop edi
mov byte [edx + 0xd], al
mov eax, ecx
pop esi
shr eax, 8
pop ebp
mov byte [edx + 0xe], al
pop ebx
add esp, 0xc
ret