Function at 0x420600
Capabilities:
Encode data using xor
Encrypt data using aes

Disassembly:
push ebp
mov ebp, esp
push ecx
mov edx, dword [ebp + 8]
push edi
test edx, edx
je 0x420b28
mov edi, dword [ebp + 0x10]
test edi, edi
je 0x420b28
push ebx
mov ebx, dword [ebp + 0xc]
cmp ebx, 0x80
je 0x42064a
cmp ebx, 0xc0
je 0x420642
cmp ebx, 0x100
je 0x420642
pop ebx
mov eax, 0xfffffffe
pop edi
mov esp, ebp
pop ebp
ret
cmp ebx, 0x80
jne 0x420656
mov dword [edi + 0xf0], 0xa
jmp 0x42066e
xor eax, eax
cmp ebx, 0xc0
setne al
lea eax, [eax*2 + 0xc]
mov dword [edi + 0xf0], eax
movzx ecx, byte [edx]
movzx eax, byte [edx + 1]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 2]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 3]
shl ecx, 8
xor ecx, eax
mov dword [edi], ecx
movzx eax, byte [edx + 5]
mov dword [ebp + 8], ecx
movzx ecx, byte [edx + 4]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 6]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 7]
shl ecx, 8
xor ecx, eax
mov dword [edi + 4], ecx
movzx ecx, byte [edx + 8]
movzx eax, byte [edx + 9]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0xa]
push esi
shl ecx, 8
lea esi, [edi + 4]
xor ecx, eax
movzx eax, byte [edx + 0xb]
shl ecx, 8
xor ecx, eax
mov dword [edi + 8], ecx
movzx ecx, byte [edx + 0xc]
movzx eax, byte [edx + 0xd]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0xe]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0xf]
shl ecx, 8
xor ecx, eax
mov dword [ebp - 4], ecx
mov dword [edi + 0xc], ecx
cmp ebx, 0x80
jne 0x420804
mov edx, dword [ebp - 4]
mov eax, ecx
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + 0x450b18]
mov eax, edx
shr eax, 8
xor ecx, 0x1000000
movzx eax, al
and ecx, 0xff000000
mov eax, dword [eax*4 + 0x450f18]
and eax, 0xff0000
xor ecx, eax
mov eax, edx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x450718]
xor ecx, eax
movzx eax, dl
mov eax, dword [eax*4 + 0x450318]
and eax, 0xff00
xor ecx, eax
mov eax, dword [esi]
xor ecx, dword [ebp + 8]
mov dword [edi + 0x10], ecx
xor eax, ecx
mov ecx, dword [edi + 8]
xor ecx, eax
mov dword [edi + 0x14], eax
mov dword [edi + 0x18], ecx
xor ecx, edx
mov dword [edi + 0x1c], ecx
mov edi, 0x45241c
nop dword [eax]
mov ecx, dword [esi + 0x18]
lea esi, [esi + 0x10]
mov eax, ecx
shr eax, 8
movzx eax, al
mov edx, dword [eax*4 + 0x450f18]
mov eax, ecx
shr eax, 0x10
and edx, 0xff0000
movzx eax, al
mov eax, dword [eax*4 + 0x450b18]
and eax, 0xff000000
xor edx, eax
mov eax, ecx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x450718]
xor edx, eax
movzx eax, cl
mov eax, dword [eax*4 + 0x450318]
and eax, 0xff00
xor edx, eax
xor edx, dword [esi - 4]
xor edx, dword [edi]
add edi, 4
mov dword [esi + 0xc], edx
mov eax, dword [esi]
xor eax, edx
mov dword [esi + 0x10], eax
mov ecx, dword [esi + 4]
xor ecx, eax
mov dword [esi + 0x14], ecx
mov eax, dword [esi + 8]
xor eax, ecx
mov dword [esi + 0x18], eax
cmp edi, 0x452440
jne 0x420780
pop esi
pop ebx
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
movzx ecx, byte [edx + 0x10]
movzx eax, byte [edx + 0x11]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0x12]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0x13]
shl ecx, 8
xor ecx, eax
mov dword [edi + 0x10], ecx
movzx ebx, byte [edx + 0x14]
movzx eax, byte [edx + 0x15]
shl ebx, 8
xor ebx, eax
movzx eax, byte [edx + 0x16]
shl ebx, 8
xor ebx, eax
movzx eax, byte [edx + 0x17]
shl ebx, 8
xor ebx, eax
cmp dword [ebp + 0xc], 0xc0
mov dword [edi + 0x14], ebx
jne 0x42096c
mov eax, ebx
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + 0x450b18]
mov eax, ebx
shr eax, 8
xor ecx, 0x1000000
movzx eax, al
and ecx, 0xff000000
mov eax, dword [eax*4 + 0x450f18]
and eax, 0xff0000
xor ecx, eax
mov eax, ebx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x450718]
xor ecx, eax
movzx eax, bl
mov eax, dword [eax*4 + 0x450318]
and eax, 0xff00
xor ecx, eax
mov eax, dword [esi]
xor ecx, dword [ebp + 8]
xor eax, ecx
mov dword [edi + 0x18], ecx
mov ecx, dword [edi + 8]
mov dword [edi + 0x1c], eax
xor ecx, eax
mov eax, dword [edi + 0xc]
xor eax, ecx
mov dword [edi + 0x20], ecx
mov dword [edi + 0x24], eax
lea eax, [edi + 0x28]
mov edi, 0x45241c
nop dword [eax + eax]
mov edx, dword [eax - 0x18]
lea eax, [eax + 0x18]
xor edx, dword [eax - 0x1c]
mov ecx, dword [eax - 0x2c]
xor ecx, edx
mov dword [eax - 0x18], edx
mov dword [eax - 0x14], ecx
mov edx, dword [eax - 0x14]
mov ecx, edx
shr ecx, 8
movzx ecx, cl
mov esi, dword [ecx*4 + 0x450f18]
mov ecx, edx
shr ecx, 0x10
and esi, 0xff0000
movzx ecx, cl
mov ecx, dword [ecx*4 + 0x450b18]
and ecx, 0xff000000
xor esi, ecx
mov ecx, edx
shr ecx, 0x18
movzx ecx, byte [ecx*4 + 0x450718]
xor esi, ecx
movzx ecx, dl
mov ecx, dword [ecx*4 + 0x450318]
and ecx, 0xff00
xor esi, ecx
xor esi, dword [eax - 0x28]
xor esi, dword [edi]
add edi, 4
mov dword [eax - 0x10], esi
mov ecx, dword [eax - 0x24]
xor ecx, esi
mov dword [eax - 0xc], ecx
mov edx, dword [eax - 0x20]
xor edx, ecx
mov dword [eax - 8], edx
mov ecx, dword [eax - 0x1c]
xor ecx, edx
mov dword [eax - 4], ecx
cmp edi, 0x452438
jne 0x4208d0
pop esi
pop ebx
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
movzx ecx, byte [edx + 0x18]
movzx eax, byte [edx + 0x19]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0x1a]
shl ecx, 8
xor ecx, eax
movzx eax, byte [edx + 0x1b]
shl ecx, 8
xor ecx, eax
mov dword [edi + 0x18], ecx
movzx ebx, byte [edx + 0x1c]
movzx eax, byte [edx + 0x1d]
shl ebx, 8
xor ebx, eax
movzx eax, byte [edx + 0x1e]
shl ebx, 8
xor ebx, eax
movzx eax, byte [edx + 0x1f]
shl ebx, 8
xor ebx, eax
cmp dword [ebp + 0xc], 0x100
mov dword [edi + 0x1c], ebx
jne 0x420b1f
mov eax, ebx
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + 0x450b18]
mov eax, ebx
shr eax, 8
xor ecx, 0x1000000
movzx eax, al
and ecx, 0xff000000
mov eax, dword [eax*4 + 0x450f18]
and eax, 0xff0000
xor ecx, eax
mov eax, ebx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x450718]
xor ecx, eax
movzx eax, bl
mov eax, dword [eax*4 + 0x450318]
and eax, 0xff00
xor ecx, eax
mov eax, dword [esi]
xor ecx, dword [ebp + 8]
mov esi, 0x45241c
xor eax, ecx
mov dword [edi + 0x20], ecx
mov ecx, dword [edi + 8]
xor ecx, eax
mov dword [edi + 0x24], eax
mov eax, dword [edi + 0xc]
xor eax, ecx
mov dword [edi + 0x28], ecx
mov dword [edi + 0x2c], eax
add edi, 0x30
mov ecx, dword [edi - 4]
lea edi, [edi + 0x20]
mov eax, ecx
shr eax, 0x10
movzx eax, al
mov edx, dword [eax*4 + 0x450f18]
mov eax, ecx
shr eax, 8
and edx, 0xff0000
movzx eax, al
mov eax, dword [eax*4 + 0x450318]
and eax, 0xff00
xor edx, eax
mov eax, ecx
shr eax, 0x18
mov eax, dword [eax*4 + 0x450b18]
and eax, 0xff000000
xor edx, eax
movzx eax, cl
mov ecx, dword [edi - 0x38]
movzx eax, byte [eax*4 + 0x450718]
xor edx, eax
mov eax, dword [edi - 0x3c]
xor edx, dword [edi - 0x40]
xor eax, edx
mov dword [edi - 0x20], edx
mov dword [edi - 0x1c], eax
xor ecx, eax
mov eax, dword [edi - 0x34]
xor eax, ecx
mov dword [edi - 0x18], ecx
mov dword [edi - 0x14], eax
mov ecx, dword [edi - 0x14]
mov eax, ecx
shr eax, 8
movzx eax, al
mov edx, dword [eax*4 + 0x450f18]
mov eax, ecx
shr eax, 0x10
and edx, 0xff0000
movzx eax, al
mov eax, dword [eax*4 + 0x450b18]
and eax, 0xff000000
xor edx, eax
mov eax, ecx
shr eax, 0x18
movzx eax, byte [eax*4 + 0x450718]
xor edx, eax
movzx eax, cl
mov eax, dword [eax*4 + 0x450318]
and eax, 0xff00
xor edx, eax
xor edx, dword [edi - 0x30]
xor edx, dword [esi]
add esi, 4
mov dword [edi - 0x10], edx
mov eax, dword [edi - 0x2c]
xor eax, edx
mov dword [edi - 0xc], eax
mov ecx, dword [edi - 0x28]
xor ecx, eax
mov dword [edi - 8], ecx
mov eax, dword [edi - 0x24]
xor eax, ecx
mov dword [edi - 4], eax
cmp esi, 0x452434
jne 0x420a33
pop esi
pop ebx
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
or eax, 0xffffffff
pop edi
mov esp, ebp
pop ebp
ret