Function at 0x40c310
Capabilities:
Encode data using xor
Encrypt data using aes

Disassembly:
test edx, edx
push edi
mov edi, ecx
je 0x40c7f0
test eax, eax
je 0x40c7f0
cmp edi, 0x80
je 0x40c34a
cmp edi, 0xc0
je 0x40c342
cmp edi, 0x100
je 0x40c342
mov eax, 0xfffffffe
pop edi
ret
cmp edi, 0x80
jne 0x40c356
mov dword [eax + 0xf0], 0xa
jmp 0x40c36b
xor ecx, ecx
cmp edi, 0xc0
setne cl
lea ecx, [ecx + ecx + 0xc]
mov dword [eax + 0xf0], ecx
mov ecx, dword [edx]
push ebx
push esi
mov esi, ecx
ror esi, 8
and esi, 0xff00ff00
rol ecx, 8
and ecx, 0xff00ff
or esi, ecx
mov dword [eax], esi
mov esi, dword [edx + 4]
mov ebx, esi
ror ebx, 8
and ebx, 0xff00ff00
rol esi, 8
and esi, 0xff00ff
or ebx, esi
mov dword [eax + 4], ebx
mov esi, dword [edx + 8]
lea ecx, [eax + 4]
mov ebx, esi
ror ebx, 8
and ebx, 0xff00ff00
rol esi, 8
and esi, 0xff00ff
or ebx, esi
mov dword [eax + 8], ebx
mov esi, dword [edx + 0xc]
mov ebx, esi
ror ebx, 8
and ebx, 0xff00ff00
rol esi, 8
and esi, 0xff00ff
or ebx, esi
cmp edi, 0x80
mov dword [eax + 0xc], ebx
jne 0x40c4e4
mov edx, ebx
shr edx, 0x10
and edx, 0xff
mov edx, dword [edx*4 + str.ccccwwww]
xor edx, 0x1000000
and edx, 0xff000000
movzx esi, bh
mov esi, dword [esi*4 + str.ccccwwww]
and esi, 0xff0000
xor edx, esi
mov esi, ebx
shr esi, 0x18
movzx esi, byte [esi*4 + str.ccccwwww]
xor edx, esi
mov esi, ebx
and esi, 0xff
mov esi, dword [esi*4 + str.ccccwwww]
and esi, 0xff00
xor edx, esi
xor edx, dword [eax]
mov esi, dword [ecx]
xor esi, edx
mov dword [eax + 0x10], edx
mov edx, dword [eax + 8]
xor edx, esi
mov dword [eax + 0x18], edx
xor edx, ebx
mov dword [eax + 0x14], esi
mov dword [eax + 0x1c], edx
mov esi, 0x428cc4
mov edi, edi
mov edx, dword [ecx + 0x18]
add ecx, 0x10
mov edi, edx
movzx eax, dh
mov eax, dword [eax*4 + str.ccccwwww]
shr edi, 0x10
and edi, 0xff
mov edi, dword [edi*4 + str.ccccwwww]
and eax, 0xff0000
and edi, 0xff000000
xor eax, edi
mov edi, edx
and edx, 0xff
mov edx, dword [edx*4 + str.ccccwwww]
shr edi, 0x18
movzx edi, byte [edi*4 + str.ccccwwww]
xor eax, edi
and edx, 0xff00
xor eax, edx
xor eax, dword [ecx - 4]
add esi, 4
xor eax, dword [esi - 4]
mov dword [ecx + 0xc], eax
mov edx, dword [ecx]
xor edx, eax
mov dword [ecx + 0x10], edx
mov eax, dword [ecx + 4]
xor eax, edx
mov dword [ecx + 0x14], eax
mov edx, dword [ecx + 8]
xor edx, eax
cmp esi, 0x428ce8
mov dword [ecx + 0x18], edx
jne 0x40c460
pop esi
pop ebx
xor eax, eax
pop edi
ret
mov esi, dword [edx + 0x10]
mov ebx, esi
ror ebx, 8
and ebx, 0xff00ff00
rol esi, 8
and esi, 0xff00ff
or ebx, esi
mov dword [eax + 0x10], ebx
mov esi, dword [edx + 0x14]
mov ebx, esi
ror ebx, 8
and ebx, 0xff00ff00
rol esi, 8
and esi, 0xff00ff
or ebx, esi
cmp edi, 0xc0
mov dword [eax + 0x14], ebx
jne 0x40c63a
mov ecx, dword [ecx]
mov edx, ebx
shr edx, 0x10
and edx, 0xff
mov edx, dword [edx*4 + str.ccccwwww]
xor edx, 0x1000000
movzx esi, bh
mov esi, dword [esi*4 + str.ccccwwww]
and esi, 0xff0000
and edx, 0xff000000
xor edx, esi
mov esi, ebx
shr esi, 0x18
movzx esi, byte [esi*4 + str.ccccwwww]
xor edx, esi
and ebx, 0xff
mov esi, dword [ebx*4 + str.ccccwwww]
and esi, 0xff00
xor edx, esi
xor edx, dword [eax]
mov esi, 0x428cc4
xor ecx, edx
mov dword [eax + 0x18], edx
mov edx, dword [eax + 8]
xor edx, ecx
mov dword [eax + 0x1c], ecx
mov ecx, dword [eax + 0xc]
xor ecx, edx
mov dword [eax + 0x20], edx
mov dword [eax + 0x24], ecx
add eax, 0x28
mov ecx, dword [eax - 0x18]
xor ecx, dword [eax - 4]
mov edx, dword [eax - 0x14]
xor edx, ecx
mov dword [eax], ecx
mov dword [eax + 4], edx
mov edx, dword [eax + 4]
add eax, 0x18
mov edi, edx
movzx ecx, dh
mov ecx, dword [ecx*4 + str.ccccwwww]
shr edi, 0x10
and edi, 0xff
mov edi, dword [edi*4 + str.ccccwwww]
and ecx, 0xff0000
and edi, 0xff000000
xor ecx, edi
mov edi, edx
and edx, 0xff
mov edx, dword [edx*4 + str.ccccwwww]
shr edi, 0x18
movzx edi, byte [edi*4 + str.ccccwwww]
xor ecx, edi
and edx, 0xff00
xor ecx, edx
xor ecx, dword [eax - 0x28]
add esi, 4
xor ecx, dword [esi - 4]
mov dword [eax - 0x10], ecx
mov edx, dword [eax - 0x24]
xor edx, ecx
mov dword [eax - 0xc], edx
mov ecx, dword [eax - 0x20]
xor ecx, edx
mov dword [eax - 8], ecx
mov edx, dword [eax - 0x1c]
xor edx, ecx
cmp esi, 0x428ce0
mov dword [eax - 4], edx
jne 0x40c5a0
pop esi
pop ebx
xor eax, eax
pop edi
ret
mov esi, dword [edx + 0x18]
mov ebx, esi
ror ebx, 8
and ebx, 0xff00ff00
rol esi, 8
and esi, 0xff00ff
or ebx, esi
mov dword [eax + 0x18], ebx
mov edx, dword [edx + 0x1c]
mov esi, edx
ror esi, 8
and esi, 0xff00ff00
rol edx, 8
and edx, 0xff00ff
or esi, edx
cmp edi, 0x100
mov dword [eax + 0x1c], esi
jne 0x40c4de
mov ebx, esi
mov ecx, dword [ecx]
mov edx, ebx
shr edx, 0x10
and edx, 0xff
mov edx, dword [edx*4 + str.ccccwwww]
xor edx, 0x1000000
movzx esi, bh
mov esi, dword [esi*4 + str.ccccwwww]
and esi, 0xff0000
and edx, 0xff000000
xor edx, esi
mov esi, ebx
shr esi, 0x18
movzx esi, byte [esi*4 + str.ccccwwww]
xor edx, esi
and ebx, 0xff
mov esi, dword [ebx*4 + str.ccccwwww]
and esi, 0xff00
xor edx, esi
xor edx, dword [eax]
mov esi, 0x428cc4
xor ecx, edx
mov dword [eax + 0x20], edx
mov edx, dword [eax + 8]
xor edx, ecx
mov dword [eax + 0x24], ecx
mov ecx, dword [eax + 0xc]
xor ecx, edx
mov dword [eax + 0x28], edx
mov dword [eax + 0x2c], ecx
add eax, 0x30
mov edx, dword [eax - 4]
mov ecx, edx
shr ecx, 0x10
and ecx, 0xff
mov ecx, dword [ecx*4 + str.ccccwwww]
movzx edi, dh
mov edi, dword [edi*4 + str.ccccwwww]
and ecx, 0xff0000
and edi, 0xff00
xor ecx, edi
mov edi, edx
and edx, 0xff
movzx edx, byte [edx*4 + str.ccccwwww]
shr edi, 0x18
mov edi, dword [edi*4 + str.ccccwwww]
and edi, 0xff000000
xor ecx, edi
xor ecx, edx
xor ecx, dword [eax - 0x20]
mov edx, dword [eax - 0x1c]
xor edx, ecx
mov dword [eax], ecx
mov ecx, dword [eax - 0x18]
xor ecx, edx
mov dword [eax + 4], edx
mov edx, dword [eax - 0x14]
xor edx, ecx
mov dword [eax + 8], ecx
mov dword [eax + 0xc], edx
mov edx, dword [eax + 0xc]
add eax, 0x20
mov edi, edx
movzx ecx, dh
mov ecx, dword [ecx*4 + str.ccccwwww]
shr edi, 0x10
and edi, 0xff
mov edi, dword [edi*4 + str.ccccwwww]
and ecx, 0xff0000
and edi, 0xff000000
xor ecx, edi
mov edi, edx
and edx, 0xff
mov edx, dword [edx*4 + str.ccccwwww]
shr edi, 0x18
movzx edi, byte [edi*4 + str.ccccwwww]
xor ecx, edi
and edx, 0xff00
xor ecx, edx
xor ecx, dword [eax - 0x30]
add esi, 4
xor ecx, dword [esi - 4]
mov dword [eax - 0x10], ecx
mov edx, dword [eax - 0x2c]
xor edx, ecx
mov dword [eax - 0xc], edx
mov ecx, dword [eax - 0x28]
xor ecx, edx
mov dword [eax - 8], ecx
mov edx, dword [eax - 0x24]
xor edx, ecx
cmp esi, 0x428cdc
mov dword [eax - 4], edx
jne 0x40c6f8
pop esi
pop ebx
xor eax, eax
pop edi
ret
or eax, 0xffffffff
pop edi
ret