Function at 0x495052
Capabilities:
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x68
push esi
mov dword [ebp - 0x60], ecx
cmp dword [ebp + 8], 0
jne 0x495083
mov dword [ebp - 0x3c], str.Empty_key
lea eax, [ebp - 0x3c]
push eax
lea ecx, [ebp - 0x38]
call fcn.0049ae28
push 0x4ba848
lea ecx, [ebp - 0x38]
push ecx
call fcn.004996c2
cmp dword [ebp + 0x10], 0x10
je 0x4950b6
cmp dword [ebp + 0x10], 0x18
je 0x4950b6
cmp dword [ebp + 0x10], 0x20
je 0x4950b6
mov dword [ebp - 0x4c], str.Incorrect_key_length
lea edx, [ebp - 0x4c]
push edx
lea ecx, [ebp - 0x48]
call fcn.0049ae28
push 0x4ba848
lea eax, [ebp - 0x48]
push eax
call fcn.004996c2
cmp dword [ebp + 0x14], 0x10
je 0x4950e9
cmp dword [ebp + 0x14], 0x18
je 0x4950e9
cmp dword [ebp + 0x14], 0x20
je 0x4950e9
mov dword [ebp - 0x5c], str.Incorrect_block_length
lea ecx, [ebp - 0x5c]
push ecx
lea ecx, [ebp - 0x58]
call fcn.0049ae28
push 0x4ba848
lea edx, [ebp - 0x58]
push edx
call fcn.004996c2
mov eax, dword [ebp - 0x60]
mov ecx, dword [ebp + 0x10]
mov dword [eax + 0x3c8], ecx
mov edx, dword [ebp - 0x60]
mov eax, dword [ebp + 0x14]
mov dword [edx + 0x3cc], eax
mov ecx, dword [ebp - 0x60]
mov edx, dword [ecx + 0x3cc]
push edx
mov eax, dword [ebp + 0xc]
push eax
mov ecx, dword [ebp - 0x60]
add ecx, 0x3d4
push ecx
call fcn.0049a630
add esp, 0xc
mov edx, dword [ebp - 0x60]
mov eax, dword [edx + 0x3cc]
push eax
mov ecx, dword [ebp + 0xc]
push ecx
mov edx, dword [ebp - 0x60]
add edx, 0x3f4
push edx
call fcn.0049a630
add esp, 0xc
mov eax, dword [ebp - 0x60]
mov ecx, dword [eax + 0x3c8]
mov dword [ebp - 0x64], ecx
cmp dword [ebp - 0x64], 0x10
je 0x49515b
cmp dword [ebp - 0x64], 0x18
je 0x495197
jmp 0x4951b8
mov edx, dword [ebp - 0x60]
cmp dword [edx + 0x3cc], 0x10
jne 0x495170
mov dword [ebp - 0x68], 0xa
jmp 0x495189
mov eax, dword [ebp - 0x60]
mov ecx, dword [eax + 0x3cc]
sub ecx, 0x18
neg ecx
sbb ecx, ecx
and ecx, 2
add ecx, 0xc
mov dword [ebp - 0x68], ecx
mov edx, dword [ebp - 0x60]
mov eax, dword [ebp - 0x68]
mov dword [edx + 0x3d0], eax
jmp 0x4951c5
mov ecx, dword [ebp - 0x60]
mov edx, dword [ecx + 0x3cc]
sub edx, 0x20
neg edx
sbb edx, edx
and edx, 0xfffffffe
add edx, 0xe
mov eax, dword [ebp - 0x60]
mov dword [eax + 0x3d0], edx
jmp 0x4951c5
mov ecx, dword [ebp - 0x60]
mov dword [ecx + 0x3d0], 0xe
mov edx, dword [ebp - 0x60]
mov eax, dword [edx + 0x3cc]
cdq
and edx, 3
add eax, edx
sar eax, 2
mov dword [ebp - 0x2c], eax
mov dword [ebp - 0x14], 0
jmp 0x4951ec
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x60]
mov edx, dword [ebp - 0x14]
cmp edx, dword [ecx + 0x3d0]
jg 0x49522f
mov dword [ebp - 0x1c], 0
jmp 0x49520c
mov eax, dword [ebp - 0x1c]
add eax, 1
mov dword [ebp - 0x1c], eax
mov ecx, dword [ebp - 0x1c]
cmp ecx, dword [ebp - 0x2c]
jge 0x49522d
mov edx, dword [ebp - 0x14]
shl edx, 5
mov eax, dword [ebp - 0x60]
lea ecx, [eax + edx + 8]
mov edx, dword [ebp - 0x1c]
mov dword [ecx + edx*4], 0
jmp 0x495203
jmp 0x4951e3
mov dword [ebp - 0x14], 0
jmp 0x495241
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x60]
mov edx, dword [ebp - 0x14]
cmp edx, dword [ecx + 0x3d0]
jg 0x495287
mov dword [ebp - 0x1c], 0
jmp 0x495261
mov eax, dword [ebp - 0x1c]
add eax, 1
mov dword [ebp - 0x1c], eax
mov ecx, dword [ebp - 0x1c]
cmp ecx, dword [ebp - 0x2c]
jge 0x495285
mov edx, dword [ebp - 0x14]
shl edx, 5
mov eax, dword [ebp - 0x60]
lea ecx, [eax + edx + 0x1e8]
mov edx, dword [ebp - 0x1c]
mov dword [ecx + edx*4], 0
jmp 0x495258
jmp 0x495238
mov eax, dword [ebp - 0x60]
mov ecx, dword [eax + 0x3d0]
add ecx, 1
imul ecx, dword [ebp - 0x2c]
mov dword [ebp - 0x28], ecx
mov edx, dword [ebp - 0x60]
mov eax, dword [edx + 0x3c8]
cdq
and edx, 3
add eax, edx
sar eax, 2
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x60]
add eax, 0x414
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x14], 0
jmp 0x4952d2
mov edx, dword [ebp - 0x14]
add edx, 1
mov dword [ebp - 0x14], edx
mov eax, dword [ebp - 0x14]
cmp eax, dword [ebp - 0xc]
jge 0x49535e
mov ecx, dword [ebp - 0x18]
xor edx, edx
mov dl, byte [ecx]
shl edx, 0x18
mov eax, dword [ebp - 4]
mov dword [eax], edx
mov ecx, dword [ebp - 0x18]
add ecx, 1
mov dword [ebp - 0x18], ecx
mov edx, dword [ebp - 0x18]
xor eax, eax
mov al, byte [edx]
shl eax, 0x10
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
or edx, eax
mov eax, dword [ebp - 4]
mov dword [eax], edx
mov ecx, dword [ebp - 0x18]
add ecx, 1
mov dword [ebp - 0x18], ecx
mov edx, dword [ebp - 0x18]
xor eax, eax
mov al, byte [edx]
shl eax, 8
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
or edx, eax
mov eax, dword [ebp - 4]
mov dword [eax], edx
mov ecx, dword [ebp - 0x18]
add ecx, 1
mov dword [ebp - 0x18], ecx
mov edx, dword [ebp - 0x18]
xor eax, eax
mov al, byte [edx]
mov ecx, dword [ebp - 4]
mov edx, dword [ecx]
or edx, eax
mov eax, dword [ebp - 4]
mov dword [eax], edx
mov ecx, dword [ebp - 0x18]
add ecx, 1
mov dword [ebp - 0x18], ecx
mov edx, dword [ebp - 4]
add edx, 4
mov dword [ebp - 4], edx
jmp 0x4952c9
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x1c], 0
jmp 0x495380
mov eax, dword [ebp - 0x1c]
add eax, 1
mov dword [ebp - 0x1c], eax
mov ecx, dword [ebp - 0x10]
add ecx, 1
mov dword [ebp - 0x10], ecx
mov edx, dword [ebp - 0x1c]
cmp edx, dword [ebp - 0xc]
jge 0x4953f3
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x28]
jge 0x4953f3
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
shl eax, 5
mov ecx, dword [ebp - 0x60]
lea ecx, [ecx + eax + 8]
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
mov eax, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov eax, dword [esi + eax*4 + 0x414]
mov dword [ecx + edx*4], eax
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
mov ecx, dword [ebp - 0x60]
mov edx, dword [ecx + 0x3d0]
sub edx, eax
shl edx, 5
mov eax, dword [ebp - 0x60]
lea ecx, [eax + edx + 0x1e8]
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
mov eax, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov eax, dword [esi + eax*4 + 0x414]
mov dword [ecx + edx*4], eax
jmp 0x49536e
mov dword [ebp - 0x24], 0
mov ecx, dword [ebp - 0x10]
cmp ecx, dword [ebp - 0x28]
jge 0x4956fe
mov edx, dword [ebp - 0xc]
mov eax, dword [ebp - 0x60]
mov ecx, dword [eax + edx*4 + 0x410]
mov dword [ebp - 0x20], ecx
mov edx, dword [ebp - 0x20]
sar edx, 0x10
and edx, 0xff
movsx eax, byte [edx + 0x4ae0b4]
and eax, 0xff
shl eax, 0x18
mov ecx, dword [ebp - 0x20]
sar ecx, 8
and ecx, 0xff
movsx edx, byte [ecx + 0x4ae0b4]
and edx, 0xff
shl edx, 0x10
xor eax, edx
mov ecx, dword [ebp - 0x20]
and ecx, 0xff
movsx edx, byte [ecx + 0x4ae0b4]
and edx, 0xff
shl edx, 8
xor eax, edx
mov ecx, dword [ebp - 0x20]
sar ecx, 0x18
and ecx, 0xff
movsx edx, byte [ecx + 0x4ae0b4]
and edx, 0xff
xor eax, edx
mov ecx, dword [ebp - 0x24]
movsx edx, byte [ecx + 0x4b12b4]
and edx, 0xff
shl edx, 0x18
xor eax, edx
mov ecx, dword [ebp - 0x60]
mov edx, dword [ecx + 0x414]
xor edx, eax
mov eax, dword [ebp - 0x60]
mov dword [eax + 0x414], edx
mov ecx, dword [ebp - 0x24]
add ecx, 1
mov dword [ebp - 0x24], ecx
cmp dword [ebp - 0xc], 8
je 0x495513
mov dword [ebp - 0x14], 1
mov dword [ebp - 0x1c], 0
mov edx, dword [ebp - 0x14]
cmp edx, dword [ebp - 0xc]
jge 0x49550e
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x60]
mov edx, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov eax, dword [ecx + eax*4 + 0x414]
xor eax, dword [esi + edx*4 + 0x414]
mov ecx, dword [ebp - 0x14]
mov edx, dword [ebp - 0x60]
mov dword [edx + ecx*4 + 0x414], eax
mov eax, dword [ebp - 0x1c]
add eax, 1
mov dword [ebp - 0x1c], eax
mov ecx, dword [ebp - 0x14]
add ecx, 1
mov dword [ebp - 0x14], ecx
jmp 0x4954cb
jmp 0x49566b
mov dword [ebp - 0x14], 1
mov dword [ebp - 0x1c], 0
mov eax, dword [ebp - 0xc]
cdq
sub eax, edx
sar eax, 1
cmp dword [ebp - 0x14], eax
jge 0x495569
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp - 0x60]
mov ecx, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov edx, dword [eax + edx*4 + 0x414]
xor edx, dword [esi + ecx*4 + 0x414]
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x60]
mov dword [ecx + eax*4 + 0x414], edx
mov edx, dword [ebp - 0x1c]
add edx, 1
mov dword [ebp - 0x1c], edx
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
jmp 0x495521
mov eax, dword [ebp - 0xc]
cdq
sub eax, edx
sar eax, 1
mov ecx, dword [ebp - 0x60]
mov edx, dword [ecx + eax*4 + 0x410]
mov dword [ebp - 0x20], edx
mov eax, dword [ebp - 0xc]
cdq
sub eax, edx
sar eax, 1
mov ecx, dword [ebp - 0x20]
and ecx, 0xff
movsx edx, byte [ecx + 0x4ae0b4]
and edx, 0xff
mov ecx, dword [ebp - 0x20]
sar ecx, 8
and ecx, 0xff
movsx ecx, byte [ecx + 0x4ae0b4]
and ecx, 0xff
shl ecx, 8
xor edx, ecx
mov ecx, dword [ebp - 0x20]
sar ecx, 0x10
and ecx, 0xff
movsx ecx, byte [ecx + 0x4ae0b4]
and ecx, 0xff
shl ecx, 0x10
xor edx, ecx
mov ecx, dword [ebp - 0x20]
sar ecx, 0x18
and ecx, 0xff
movsx ecx, byte [ecx + 0x4ae0b4]
and ecx, 0xff
shl ecx, 0x18
xor edx, ecx
mov ecx, dword [ebp - 0x60]
mov ecx, dword [ecx + eax*4 + 0x414]
xor ecx, edx
mov eax, dword [ebp - 0xc]
cdq
sub eax, edx
sar eax, 1
mov edx, dword [ebp - 0x60]
mov dword [edx + eax*4 + 0x414], ecx
mov eax, dword [ebp - 0xc]
cdq
sub eax, edx
sar eax, 1
mov dword [ebp - 0x1c], eax
mov eax, dword [ebp - 0x1c]
add eax, 1
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
cmp ecx, dword [ebp - 0xc]
jge 0x49566b
mov edx, dword [ebp - 0x14]
mov eax, dword [ebp - 0x60]
mov ecx, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov edx, dword [eax + edx*4 + 0x414]
xor edx, dword [esi + ecx*4 + 0x414]
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x60]
mov dword [ecx + eax*4 + 0x414], edx
mov edx, dword [ebp - 0x1c]
add edx, 1
mov dword [ebp - 0x1c], edx
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
jmp 0x495628
mov dword [ebp - 0x1c], 0
jmp 0x495686
mov ecx, dword [ebp - 0x1c]
add ecx, 1
mov dword [ebp - 0x1c], ecx
mov edx, dword [ebp - 0x10]
add edx, 1
mov dword [ebp - 0x10], edx
mov eax, dword [ebp - 0x1c]
cmp eax, dword [ebp - 0xc]
jge 0x4956f9
mov ecx, dword [ebp - 0x10]
cmp ecx, dword [ebp - 0x28]
jge 0x4956f9
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
shl eax, 5
mov edx, dword [ebp - 0x60]
lea ecx, [edx + eax + 8]
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
mov eax, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov eax, dword [esi + eax*4 + 0x414]
mov dword [ecx + edx*4], eax
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
mov ecx, dword [ebp - 0x60]
mov edx, dword [ecx + 0x3d0]
sub edx, eax
shl edx, 5
mov eax, dword [ebp - 0x60]
lea ecx, [eax + edx + 0x1e8]
mov eax, dword [ebp - 0x10]
cdq
idiv dword [ebp - 0x2c]
mov eax, dword [ebp - 0x1c]
mov esi, dword [ebp - 0x60]
mov eax, dword [esi + eax*4 + 0x414]
mov dword [ecx + edx*4], eax
jmp 0x495674
jmp 0x4953fa
mov dword [ebp - 8], 1
jmp 0x495710
mov ecx, dword [ebp - 8]
add ecx, 1
mov dword [ebp - 8], ecx
mov edx, dword [ebp - 0x60]
mov eax, dword [ebp - 8]
cmp eax, dword [edx + 0x3d0]
jge 0x4957bc
mov dword [ebp - 0x1c], 0
jmp 0x495734
mov ecx, dword [ebp - 0x1c]
add ecx, 1
mov dword [ebp - 0x1c], ecx
mov edx, dword [ebp - 0x1c]
cmp edx, dword [ebp - 0x2c]
jge 0x4957b7
mov eax, dword [ebp - 8]
shl eax, 5
mov ecx, dword [ebp - 0x60]
lea edx, [ecx + eax + 0x1e8]
mov eax, dword [ebp - 0x1c]
mov ecx, dword [edx + eax*4]
mov dword [ebp - 0x20], ecx
mov edx, dword [ebp - 0x20]
sar edx, 0x18
and edx, 0xff
mov eax, dword [ebp - 0x20]
sar eax, 0x10
and eax, 0xff
mov ecx, dword [edx*4 + 0x4b02b4]
xor ecx, dword [eax*4 + 0x4b06b4]
mov edx, dword [ebp - 0x20]
sar edx, 8
and edx, 0xff
xor ecx, dword [edx*4 + 0x4b0ab4]
mov eax, dword [ebp - 0x20]
and eax, 0xff
xor ecx, dword [eax*4 + 0x4b0eb4]
mov edx, dword [ebp - 8]
shl edx, 5
mov eax, dword [ebp - 0x60]
lea edx, [eax + edx + 0x1e8]
mov eax, dword [ebp - 0x1c]
mov dword [edx + eax*4], ecx
jmp 0x49572b
jmp 0x495707
mov ecx, dword [ebp - 0x60]
mov byte [ecx + 4], 1
pop esi
mov esp, ebp
pop ebp
ret 0x10