Function at 0x420120
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov dword [ebp - 8], ecx
mov byte [ebp - 1], 0
mov byte [ebp - 2], 1
mov eax, dword [ebp - 8]
cmp dword [eax + 0x40], 0xffff
je 0x420158
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x7c
je 0x420158
mov edx, dword [ebp - 8]
cmp dword [edx + 0x40], 0x29
jne 0x420165
mov eax, dword [ebp - 8]
cmp dword [eax + 0x10], 0
je 0x420165
mov al, byte [ebp - 1]
jmp 0x420387
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x29
jne 0x42018a
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0x44]
and eax, 0x10000000
jne 0x42018a
push 5
mov ecx, dword [ebp - 8]
call fcn.0041ea50
jmp 0x42036e
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x2e
jne 0x4201ab
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.00423830
mov ecx, dword [ebp - 8]
call fcn.004200c0
jmp 0x42036e
mov edx, dword [ebp - 8]
cmp dword [edx + 0x40], 0x5c
jne 0x42023e
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov eax, dword [ebp - 8]
mov ecx, dword [eax + 0x44]
and ecx, 0x80
je 0x4201f3
mov edx, dword [ebp - 8]
movzx eax, word [edx + 0x3e]
cmp eax, 0x62
jne 0x4201f3
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.00423810
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov byte [ebp - 2], 0
jmp 0x420239
mov ecx, dword [ebp - 8]
mov edx, dword [ecx + 0x44]
and edx, 0x80
je 0x420231
mov eax, dword [ebp - 8]
movzx ecx, word [eax + 0x3e]
cmp ecx, 0x42
jne 0x420231
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.00423810
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.00423850
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov byte [ebp - 2], 0
jmp 0x420239
mov ecx, dword [ebp - 8]
call fcn.00423410
jmp 0x42036e
mov edx, dword [ebp - 8]
cmp dword [edx + 0x40], 0x5b
jne 0x420268
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov ecx, dword [ebp - 8]
call fcn.004233a0
push 4
push 0x5d
mov ecx, dword [ebp - 8]
call fcn.00423370
jmp 0x42036e
mov eax, dword [ebp - 8]
cmp dword [eax + 0x40], 0x28
jne 0x420295
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov ecx, dword [ebp - 8]
call fcn.00423530
mov byte [ebp - 2], al
push 5
push 0x29
mov ecx, dword [ebp - 8]
call fcn.00423370
jmp 0x42036e
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x5e
jne 0x4202ba
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.004237f0
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov byte [ebp - 2], 0
jmp 0x42036e
mov edx, dword [ebp - 8]
cmp dword [edx + 0x40], 0x24
jne 0x4202df
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.00424870
mov ecx, dword [ebp - 8]
call fcn.004200c0
mov byte [ebp - 2], 0
jmp 0x42036e
mov eax, dword [ebp - 8]
cmp dword [eax + 0x40], 0x2a
je 0x420303
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x2b
je 0x420303
mov edx, dword [ebp - 8]
cmp dword [edx + 0x40], 0x3f
je 0x420303
mov eax, dword [ebp - 8]
cmp dword [eax + 0x40], 0x7b
jne 0x42030f
push 0xa
mov ecx, dword [ebp - 8]
call fcn.0041ea50
jmp 0x42036e
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x7d
jne 0x420331
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0x44]
and eax, 0x10000000
jne 0x420331
push 6
mov ecx, dword [ebp - 8]
call fcn.0041ea50
jmp 0x42036e
mov ecx, dword [ebp - 8]
cmp dword [ecx + 0x40], 0x5d
jne 0x420353
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0x44]
and eax, 0x10000000
jne 0x420353
push 4
mov ecx, dword [ebp - 8]
call fcn.0041ea50
jmp 0x42036e
mov ecx, dword [ebp - 8]
movzx edx, word [ecx + 0x3e]
push edx
mov ecx, dword [ebp - 8]
add ecx, 0x18
call fcn.00424890
mov ecx, dword [ebp - 8]
call fcn.004200c0
movzx eax, byte [ebp - 2]
test eax, eax
je 0x42037e
mov ecx, dword [ebp - 8]
call fcn.00423650
mov byte [ebp - 1], 1
jmp 0x42012d
mov esp, ebp
pop ebp
ret