Function at 0x403c10
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x40
mov dword [ebp - 0x3c], ecx
mov eax, dword [ebp - 0x3c]
movzx ecx, byte [eax + 4]
test ecx, ecx
jne 0x403c40
push 0x40d0b0
lea ecx, [ebp - 0x34]
call dword [sym.imp.MSVCR90.dll_public:_void___thiscall_std::exception::constructor_char_const__const_const__]
push 0x40bb30
lea edx, [ebp - 0x34]
push edx
call sub.MSVCR90.dll__CxxThrowException
mov eax, dword [ebp - 0x3c]
cmp dword [eax + 0x3cc], 0x10
jne 0x403c61
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp + 8]
push edx
mov ecx, dword [ebp - 0x3c]
call fcn.004030e0
jmp 0x403fc0
mov eax, dword [ebp - 0x3c]
mov eax, dword [eax + 0x3cc]
cdq
and edx, 3
add eax, edx
sar eax, 2
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 4
jne 0x403c85
mov dword [ebp - 0x40], 0
jmp 0x403c94
xor ecx, ecx
cmp dword [ebp - 4], 6
setne cl
add ecx, 1
mov dword [ebp - 0x40], ecx
mov edx, dword [ebp - 0x40]
mov dword [ebp - 0x10], edx
mov eax, dword [ebp - 0x10]
shl eax, 5
mov ecx, dword [eax + 0x40b0d0]
mov dword [ebp - 0x1c], ecx
mov edx, dword [ebp - 0x10]
shl edx, 5
mov eax, dword [edx + 0x40b0d8]
mov dword [ebp - 0x18], eax
mov ecx, dword [ebp - 0x10]
shl ecx, 5
mov edx, dword [ecx + 0x40b0e0]
mov dword [ebp - 8], edx
mov eax, dword [ebp - 0x3c]
add eax, 0x454
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc], 0
jmp 0x403ce4
mov ecx, dword [ebp - 0xc]
add ecx, 1
mov dword [ebp - 0xc], ecx
mov edx, dword [ebp - 0xc]
cmp edx, dword [ebp - 4]
jge 0x403d80
mov eax, dword [ebp + 8]
movzx ecx, byte [eax]
shl ecx, 0x18
mov edx, dword [ebp - 0x14]
mov dword [edx], ecx
mov eax, dword [ebp + 8]
add eax, 1
mov dword [ebp + 8], eax
mov ecx, dword [ebp + 8]
movzx edx, byte [ecx]
shl edx, 0x10
mov eax, dword [ebp - 0x14]
or edx, dword [eax]
mov ecx, dword [ebp - 0x14]
mov dword [ecx], edx
mov edx, dword [ebp + 8]
add edx, 1
mov dword [ebp + 8], edx
mov eax, dword [ebp + 8]
movzx ecx, byte [eax]
shl ecx, 8
mov edx, dword [ebp - 0x14]
or ecx, dword [edx]
mov eax, dword [ebp - 0x14]
mov dword [eax], ecx
mov ecx, dword [ebp + 8]
add ecx, 1
mov dword [ebp + 8], ecx
mov edx, dword [ebp - 0x14]
mov dword [ebp - 0x38], edx
mov eax, dword [ebp + 8]
movzx ecx, byte [eax]
mov edx, dword [ebp - 0x38]
or ecx, dword [edx]
mov eax, dword [ebp - 0x38]
mov dword [eax], ecx
mov ecx, dword [ebp + 8]
add ecx, 1
mov dword [ebp + 8], ecx
mov edx, dword [ebp - 0x14]
add edx, 4
mov dword [ebp - 0x14], edx
mov eax, dword [ebp - 0x38]
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 0x3c]
mov eax, dword [eax]
xor eax, dword [edx + ecx*4 + 8]
mov ecx, dword [ebp - 0x38]
mov dword [ecx], eax
jmp 0x403cdb
mov dword [ebp - 0x28], 1
jmp 0x403d92
mov edx, dword [ebp - 0x28]
add edx, 1
mov dword [ebp - 0x28], edx
mov eax, dword [ebp - 0x3c]
mov ecx, dword [ebp - 0x28]
cmp ecx, dword [eax + 0x3d0]
jge 0x403e95
mov dword [ebp - 0xc], 0
jmp 0x403db6
mov edx, dword [ebp - 0xc]
add edx, 1
mov dword [ebp - 0xc], edx
mov eax, dword [ebp - 0xc]
cmp eax, dword [ebp - 4]
jge 0x403e6d
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 0x3c]
mov ecx, dword [edx + ecx*4 + 0x454]
sar ecx, 0x18
and ecx, 0xff
mov eax, dword [ebp - 0xc]
add eax, dword [ebp - 0x1c]
cdq
idiv dword [ebp - 4]
mov eax, dword [ebp - 0x3c]
mov edx, dword [eax + edx*4 + 0x454]
sar edx, 0x10
and edx, 0xff
mov ecx, dword [ecx*4 + 0x4080a8]
xor ecx, dword [edx*4 + 0x4084a8]
mov eax, dword [ebp - 0xc]
add eax, dword [ebp - 0x18]
cdq
idiv dword [ebp - 4]
mov eax, dword [ebp - 0x3c]
mov edx, dword [eax + edx*4 + 0x454]
sar edx, 8
and edx, 0xff
xor ecx, dword [edx*4 + 0x4088a8]
mov eax, dword [ebp - 0xc]
add eax, dword [ebp - 8]
cdq
idiv dword [ebp - 4]
mov eax, dword [ebp - 0x3c]
mov edx, dword [eax + edx*4 + 0x454]
and edx, 0xff
xor ecx, dword [edx*4 + 0x408ca8]
mov eax, dword [ebp - 0x28]
shl eax, 5
mov edx, dword [ebp - 0x3c]
lea eax, [edx + eax + 8]
mov edx, dword [ebp - 0xc]
xor ecx, dword [eax + edx*4]
mov eax, dword [ebp - 0xc]
mov edx, dword [ebp - 0x3c]
mov dword [edx + eax*4 + 0x434], ecx
jmp 0x403dad
mov eax, dword [ebp - 4]
shl eax, 2
push eax
mov ecx, dword [ebp - 0x3c]
add ecx, 0x434
push ecx
mov edx, dword [ebp - 0x3c]
add edx, 0x454
push edx
call sub.MSVCR90.dll_memcpy
add esp, 0xc
jmp 0x403d89
mov dword [ebp - 0xc], 0
mov dword [ebp - 0x24], 0
jmp 0x403eae
mov eax, dword [ebp - 0xc]
add eax, 1
mov dword [ebp - 0xc], eax
mov ecx, dword [ebp - 0xc]
cmp ecx, dword [ebp - 4]
jge 0x403fc0
mov edx, dword [ebp - 0x3c]
mov eax, dword [edx + 0x3d0]
shl eax, 5
mov ecx, dword [ebp - 0x3c]
lea edx, [ecx + eax + 8]
mov eax, dword [ebp - 0xc]
mov ecx, dword [edx + eax*4]
mov dword [ebp - 0x20], ecx
mov edx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x3c]
mov ecx, dword [eax + edx*4 + 0x454]
sar ecx, 0x18
and ecx, 0xff
movsx edx, byte [ecx + str.cw]
mov eax, dword [ebp - 0x20]
sar eax, 0x18
xor edx, eax
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0x24]
mov byte [ecx], dl
mov edx, dword [ebp - 0x24]
add edx, 1
mov dword [ebp - 0x24], edx
mov eax, dword [ebp - 0xc]
add eax, dword [ebp - 0x1c]
cdq
idiv dword [ebp - 4]
mov eax, dword [ebp - 0x3c]
mov ecx, dword [eax + edx*4 + 0x454]
sar ecx, 0x10
and ecx, 0xff
movsx edx, byte [ecx + str.cw]
mov eax, dword [ebp - 0x20]
sar eax, 0x10
xor edx, eax
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0x24]
mov byte [ecx], dl
mov edx, dword [ebp - 0x24]
add edx, 1
mov dword [ebp - 0x24], edx
mov eax, dword [ebp - 0xc]
add eax, dword [ebp - 0x18]
cdq
idiv dword [ebp - 4]
mov eax, dword [ebp - 0x3c]
mov ecx, dword [eax + edx*4 + 0x454]
sar ecx, 8
and ecx, 0xff
movsx edx, byte [ecx + str.cw]
mov eax, dword [ebp - 0x20]
sar eax, 8
xor edx, eax
mov ecx, dword [ebp + 0xc]
add ecx, dword [ebp - 0x24]
mov byte [ecx], dl
mov edx, dword [ebp - 0x24]
add edx, 1
mov dword [ebp - 0x24], edx
mov eax, dword [ebp - 0xc]
add eax, dword [ebp - 8]
cdq
idiv dword [ebp - 4]
mov eax, dword [ebp - 0x3c]
mov ecx, dword [eax + edx*4 + 0x454]
and ecx, 0xff
movsx edx, byte [ecx + str.cw]
xor edx, dword [ebp - 0x20]
mov eax, dword [ebp + 0xc]
add eax, dword [ebp - 0x24]
mov byte [eax], dl
mov ecx, dword [ebp - 0x24]
add ecx, 1
mov dword [ebp - 0x24], ecx
jmp 0x403ea5
mov esp, ebp
pop ebp
ret 8