Function at 0x4028b0
Capabilities:
Encode data using xor
Encrypt data using aes

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push esi
mov esi, ecx
mov dword [ebp - 0x20], edx
push edi
test esi, esi
je 0x402e59
test edx, edx
je 0x402e59
mov edi, dword [ebp + 8]
test edi, edi
je 0x402e59
mov eax, dword [esi]
mov ecx, eax
ror ecx, 8
rol eax, 8
and ecx, 0xff00ff00
and eax, 0xff00ff
or ecx, eax
mov eax, dword [esi + 4]
xor ecx, dword [edi]
mov dword [ebp - 8], ecx
mov ecx, eax
rol eax, 8
ror ecx, 8
and eax, 0xff00ff
and ecx, 0xff00ff00
or ecx, eax
mov eax, dword [esi + 8]
xor ecx, dword [edi + 4]
mov dword [ebp - 0x10], ecx
push ebx
mov ebx, eax
rol eax, 8
and eax, 0xff00ff
ror ebx, 8
and ebx, 0xff00ff00
or ebx, eax
mov eax, dword [esi + 0xc]
xor ebx, dword [edi + 8]
mov edx, eax
rol eax, 8
mov ecx, ebx
and eax, 0xff00ff
shr ecx, 8
and ecx, 0xff
ror edx, 8
and edx, 0xff00ff00
or edx, eax
mov eax, dword [ebp - 0x10]
xor edx, dword [edi + 0xc]
mov ecx, dword [ecx*4 + 0x5ff9e0]
shr eax, 0x10
and eax, 0xff
xor ecx, dword [eax*4 + 0x5ffde0]
mov eax, dword [ebp - 8]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
movzx eax, dl
xor ecx, dword [eax*4 + 0x5ff5e0]
mov eax, ebx
xor ecx, dword [edi + 0x10]
mov dword [ebp - 0xc], ecx
mov ecx, edx
shr ecx, 8
and ecx, 0xff
shr eax, 0x10
and eax, 0xff
mov ecx, dword [ecx*4 + 0x5ff9e0]
xor ecx, dword [eax*4 + 0x5ffde0]
mov eax, dword [ebp - 0x10]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
mov eax, dword [ebp - 8]
movzx eax, al
xor ecx, dword [eax*4 + 0x5ff5e0]
xor ecx, dword [edi + 0x14]
mov eax, dword [ebp - 8]
mov dword [ebp - 0x14], ecx
mov ecx, edx
shr ecx, 0x10
shr eax, 8
and ecx, 0xff
and eax, 0xff
mov ecx, dword [ecx*4 + 0x5ffde0]
xor ecx, dword [eax*4 + 0x5ff9e0]
mov eax, ebx
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
mov dword [ebp - 4], ecx
mov ecx, dword [ebp - 0x10]
mov esi, dword [ebp - 4]
movzx eax, cl
xor esi, dword [eax*4 + 0x5ff5e0]
shr ecx, 8
mov eax, esi
xor eax, dword [edi + 0x18]
and ecx, 0xff
mov dword [ebp - 4], esi
mov dword [ebp - 4], eax
mov eax, dword [ebp - 8]
mov ecx, dword [ecx*4 + 0x5ff9e0]
shr eax, 0x10
and eax, 0xff
shr edx, 0x18
xor ecx, dword [eax*4 + 0x5ffde0]
xor ecx, dword [edx*4 + 0x6001e0]
movzx eax, bl
xor ecx, dword [eax*4 + 0x5ff5e0]
lea eax, [edi + 0x20]
xor ecx, dword [edi + 0x1c]
mov dword [ebp - 0x18], eax
mov eax, dword [edi + 0xf0]
mov edi, dword [ebp - 0x18]
sar eax, 1
dec eax
mov dword [ebp - 8], ecx
mov dword [ebp - 0x1c], eax
je 0x402c97
mov esi, dword [ebp - 4]
mov ecx, esi
mov eax, dword [ebp - 0x14]
shr ecx, 8
mov edx, dword [ebp - 0xc]
and ecx, 0xff
shr eax, 0x10
and eax, 0xff
mov ecx, dword [ecx*4 + 0x5ff9e0]
xor ecx, dword [eax*4 + 0x5ffde0]
mov eax, edx
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
mov eax, dword [ebp - 8]
movzx eax, al
xor ecx, dword [eax*4 + 0x5ff5e0]
mov eax, esi
xor ecx, dword [edi]
mov dword [ebp - 0x10], ecx
mov ecx, dword [ebp - 8]
shr ecx, 8
and ecx, 0xff
shr eax, 0x10
and eax, 0xff
mov ecx, dword [ecx*4 + 0x5ff9e0]
xor ecx, dword [eax*4 + 0x5ffde0]
mov eax, dword [ebp - 0x14]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
movzx eax, dl
xor ecx, dword [eax*4 + 0x5ff5e0]
mov eax, edx
xor ecx, dword [edi + 4]
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp - 8]
shr ecx, 0x10
shr eax, 8
and ecx, 0xff
and eax, 0xff
shr edx, 0x10
and edx, 0xff
mov dword [ebp - 0xc], edx
mov ebx, dword [ecx*4 + 0x5ffde0]
xor ebx, dword [eax*4 + 0x5ff9e0]
mov eax, esi
mov ecx, dword [ebp - 0x14]
shr eax, 0x18
xor ebx, dword [eax*4 + 0x6001e0]
movzx eax, cl
shr ecx, 8
and ecx, 0xff
xor ebx, dword [eax*4 + 0x5ff5e0]
mov eax, dword [ebp - 0xc]
mov edx, dword [ecx*4 + 0x5ff9e0]
xor ebx, dword [edi + 8]
mov ecx, ebx
xor edx, dword [eax*4 + 0x5ffde0]
mov eax, dword [ebp - 8]
shr eax, 0x18
shr ecx, 8
and ecx, 0xff
xor edx, dword [eax*4 + 0x6001e0]
mov eax, esi
movzx eax, al
mov ecx, dword [ecx*4 + 0x5ff9e0]
xor edx, dword [eax*4 + 0x5ff5e0]
mov eax, dword [ebp - 0x18]
xor edx, dword [edi + 0xc]
shr eax, 0x10
and eax, 0xff
xor ecx, dword [eax*4 + 0x5ffde0]
mov eax, dword [ebp - 0x10]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
movzx eax, dl
xor ecx, dword [eax*4 + 0x5ff5e0]
xor ecx, dword [edi + 0x10]
mov dword [ebp - 0xc], ecx
mov ecx, edx
shr ecx, 8
and ecx, 0xff
mov ecx, dword [ecx*4 + 0x5ff9e0]
mov eax, ebx
shr eax, 0x10
and eax, 0xff
xor ecx, dword [eax*4 + 0x5ffde0]
mov eax, dword [ebp - 0x18]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
mov eax, dword [ebp - 0x10]
movzx eax, al
xor ecx, dword [eax*4 + 0x5ff5e0]
xor ecx, dword [edi + 0x14]
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0x14], ecx
mov ecx, edx
shr ecx, 0x10
and ecx, 0xff
shr eax, 8
and eax, 0xff
shr edx, 0x18
mov ecx, dword [ecx*4 + 0x5ffde0]
xor ecx, dword [eax*4 + 0x5ff9e0]
mov eax, ebx
shr eax, 0x18
xor ecx, dword [eax*4 + 0x6001e0]
mov dword [ebp - 4], ecx
mov ecx, dword [ebp - 0x18]
mov esi, dword [ebp - 4]
movzx eax, cl
shr ecx, 8
and ecx, 0xff
xor esi, dword [eax*4 + 0x5ff5e0]
mov eax, esi
mov dword [ebp - 4], esi
xor eax, dword [edi + 0x18]
mov ecx, dword [ecx*4 + 0x5ff9e0]
mov dword [ebp - 4], eax
mov eax, dword [ebp - 0x10]
shr eax, 0x10
and eax, 0xff
xor ecx, dword [eax*4 + 0x5ffde0]
xor ecx, dword [edx*4 + 0x6001e0]
movzx eax, bl
xor ecx, dword [eax*4 + 0x5ff5e0]
xor ecx, dword [edi + 0x1c]
add edi, 0x20
dec dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
jne 0x402a72
mov ebx, dword [ebp - 0x14]
mov eax, ebx
shr eax, 0x10
and eax, 0xff
mov edx, dword [ebp - 0xc]
mov esi, dword [ebp - 0x20]
mov ecx, dword [eax*4 + 0x5ff5e0]
mov eax, dword [ebp - 4]
and ecx, 0xff0000
shr eax, 8
and eax, 0xff
mov eax, dword [eax*4 + 0x6001e0]
and eax, 0xff00
xor ecx, eax
mov eax, edx
shr eax, 0x18
mov eax, dword [eax*4 + 0x5ff9e0]
and eax, 0xff000000
xor ecx, eax
mov eax, dword [ebp - 8]
movzx eax, al
movzx eax, byte [eax*4 + 0x5ffde0]
xor ecx, eax
xor ecx, dword [edi]
mov eax, ecx
rol ecx, 8
ror eax, 8
and ecx, 0xff00ff
and eax, 0xff00ff00
or eax, ecx
mov dword [esi], eax
mov eax, dword [ebp - 4]
shr eax, 0x10
and eax, 0xff
mov ecx, dword [eax*4 + 0x5ff5e0]
mov eax, dword [ebp - 8]
and ecx, 0xff0000
shr eax, 8
and eax, 0xff
mov eax, dword [eax*4 + 0x6001e0]
and eax, 0xff00
xor ecx, eax
mov eax, ebx
shr eax, 0x18
mov eax, dword [eax*4 + 0x5ff9e0]
and eax, 0xff000000
xor ecx, eax
movzx eax, dl
movzx eax, byte [eax*4 + 0x5ffde0]
xor ecx, eax
xor ecx, dword [edi + 4]
mov eax, ecx
rol ecx, 8
ror eax, 8
and ecx, 0xff00ff
and eax, 0xff00ff00
or eax, ecx
mov dword [esi + 4], eax
mov eax, dword [ebp - 8]
shr eax, 0x10
and eax, 0xff
mov ecx, dword [eax*4 + 0x5ff5e0]
mov eax, edx
shr eax, 8
and ecx, 0xff0000
and eax, 0xff
mov eax, dword [eax*4 + 0x6001e0]
and eax, 0xff00
xor ecx, eax
mov eax, dword [ebp - 4]
shr eax, 0x18
mov eax, dword [eax*4 + 0x5ff9e0]
and eax, 0xff000000
xor ecx, eax
movzx eax, bl
movzx eax, byte [eax*4 + 0x5ffde0]
xor ecx, eax
xor ecx, dword [edi + 8]
mov eax, ecx
ror eax, 8
and eax, 0xff00ff00
rol ecx, 8
and ecx, 0xff00ff
shr ebx, 8
or eax, ecx
shr edx, 0x10
mov dword [esi + 8], eax
and ebx, 0xff
and edx, 0xff
mov eax, dword [ebx*4 + 0x6001e0]
mov ecx, dword [edx*4 + 0x5ff5e0]
and eax, 0xff00
and ecx, 0xff0000
xor ecx, eax
mov eax, dword [ebp - 8]
shr eax, 0x18
pop ebx
mov eax, dword [eax*4 + 0x5ff9e0]
and eax, 0xff000000
xor ecx, eax
mov eax, dword [ebp - 4]
movzx eax, al
movzx eax, byte [eax*4 + 0x5ffde0]
xor ecx, eax
xor ecx, dword [edi + 0xc]
mov eax, ecx
rol ecx, 8
ror eax, 8
and ecx, 0xff00ff
and eax, 0xff00ff00
or eax, ecx
mov dword [esi + 0xc], eax
xor eax, eax
pop edi
pop esi
mov esp, ebp
pop ebp
ret
pop edi
or eax, 0xffffffff
pop esi
mov esp, ebp
pop ebp
ret