Function at 0x500480
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
or eax, 0xffffffff
mov word [ebp - 0xc], ax
push ebx
xor ecx, ecx
mov eax, 0x65
xor ebx, ebx
mov dword [ebp - 0x1c], eax
mov edx, 2
mul edx
seto cl
push esi
push edi
mov dword [ebp - 0x20], ebx
neg ecx
or ecx, eax
push ecx
call fcn.0050f1d7
add esp, 4
xor ecx, ecx
push 4
mov dword [ebp - 0x24], eax
mov word [eax], cx
call fcn.0050f1d7
add esp, 4
test eax, eax
je 0x52592c
mov dword [eax], 1
mov dword [ebp - 0x18], eax
mov edx, dword [ebp + 0x10]
cmp dword [edx + 8], ebx
jbe 0x50050f
xor edi, edi
mov eax, edx
mov ecx, dword [eax + 4]
mov esi, dword [ecx + edi*4]
test esi, esi
je 0x500509
movzx eax, word [esi + 8]
cmp ax, 0x3f
jle 0x5005d2
push esi
call fcn.0050eddc
mov eax, dword [ebp + 0x10]
add esp, 4
inc edi
cmp edi, dword [eax + 8]
jb 0x5004e5
mov edx, dword [ebp + 0x10]
mov eax, dword [ebp + 0xc]
mov dword [edx + 8], ebx
cmp word [eax], bx
je 0x5006ff
mov ecx, dword [ebp + 0xc]
jmp 0x500530
movzx eax, word [ecx + ebx*2]
cmp eax, 0x20
je 0x500627
cmp eax, 9
je 0x500627
movzx eax, word [ecx + ebx*2]
test ax, ax
je 0x5006eb
mov esi, eax
mov dword [ebp - 8], ebx
mov word [ebp - 0xa], bx
cmp esi, 0x30
jae 0x50062d
cmp esi, 0x2e
je 0x500636
cmp esi, 0x41
jae 0x5007ad
cmp esi, 0x61
jae 0x500a22
cmp esi, 0x5f
je 0x5007b6
mov eax, esi
cmp eax, 0x24
je 0x500745
cmp eax, 0x3d
je 0x5007e7
cmp eax, 0x28
je 0x500825
cmp eax, 0x29
je 0x500808
cmp eax, 0x22
je 0x500842
sub eax, 0x1a
cmp eax, 0x44
ja 0x525bd5
movzx eax, byte [eax + 0x402eb8]
jmp dword [eax*4 + 0x402e7c]
cmp ax, 0x30
jl 0x5004fd
mov ecx, dword [esi]
test ecx, ecx
je 0x5004fd
mov eax, dword [ecx + 0xc]
dec dword [eax]
mov edx, dword [ecx + 0xc]
mov dword [ebp - 8], ecx
cmp dword [edx], ebx
je 0x525934
mov ecx, dword [ebp - 8]
push ecx
call fcn.0050eddc
add esp, 4
jmp 0x5004fd
inc ebx
jmp 0x500530
cmp esi, 0x39
ja 0x500565
lea ecx, [ebp - 0x24]
push ecx
mov ecx, dword [ebp + 0xc]
lea edx, [ebp - 0x14]
push edx
lea eax, [ebp - 8]
call fcn.00500db0
cmp al, 1
jne 0x525956
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00500380
mov ebx, dword [ebp - 8]
jmp 0x5006dd
cmp di, 0x30
jae 0x5008fe
cmp di, 0x5f
je 0x500778
test esi, esi
je 0x525c00
lea eax, [ebp - 0x24]
call fcn.005002f0
mov esi, dword [ebp - 0x20]
mov edi, dword [ebp - 0x24]
push esi
push edi
call dword [fcn.00482644]
mov ax, word [ebp - 0xc]
cmp ax, 0x30
jge 0x500958
mov eax, 0x33
push 0x10
mov word [ebp - 0xc], ax
call fcn.0050f1d7
add esp, 4
test eax, eax
je 0x525b2c
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x1c]
mov dword [eax], edi
mov dword [eax + 4], esi
mov dword [eax + 8], edx
mov dword [eax + 0xc], ecx
inc dword [ecx]
mov dword [ebp - 0x14], eax
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00500380
mov eax, dword [ebp + 0xc]
cmp word [eax + ebx*2], 0
jne 0x500521
mov ax, word [ebp - 0xc]
cmp ax, 0x30
jl 0x5006ff
cmp ax, 0x3f
jle 0x50092e
mov edi, dword [ebp + 0x10]
mov ecx, 0x7f
lea eax, [ebp - 0x14]
mov word [ebp - 0xc], cx
mov dword [ebp - 0x14], 0
mov word [ebp - 0xa], bx
call fcn.00500380
mov esi, dword [ebp - 0x18]
dec dword [esi]
jne 0x50073a
mov edx, dword [ebp - 0x24]
push edx
call fcn.0050eddc
add esp, 4
push esi
call fcn.0050eddc
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
lea esi, [ebp - 0x24]
inc ebx
call fcn.00500f50
mov eax, dword [ebp + 0xc]
movzx edi, word [eax + ebx*2]
mov esi, dword [ebp - 0x20]
cmp di, 0x5a
ja 0x500764
cmp di, 0x41
jae 0x500778
cmp di, 0x61
jb 0x500661
cmp di, 0x7a
ja 0x500661
mov eax, dword [ebp - 0x18]
cmp dword [eax], 1
jg 0x525ac4
lea eax, [esi + 1]
lea esi, [ebp - 0x24]
call fcn.00500b00
mov esi, dword [ebp - 0x20]
mov eax, dword [ebp - 0x24]
mov edx, dword [ebp + 0xc]
mov word [eax + esi*2], di
inc esi
xor ecx, ecx
inc ebx
mov word [eax + esi*2], cx
movzx edi, word [edx + ebx*2]
mov dword [ebp - 0x20], esi
jmp 0x500758
cmp esi, 0x5a
ja 0x500577
mov edx, dword [ebp + 0xc]
lea eax, [ebp - 0x24]
push eax
lea ecx, [ebp - 0x14]
push ecx
push edx
lea eax, [ebp - 8]
call fcn.00500c60
cmp dword [ebp - 0x14], 0xffffffff
je 0x525b63
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00500380
mov ebx, dword [ebp - 8]
jmp 0x5006dd
mov edx, dword [ebp + 0xc]
inc ebx
cmp word [edx + ebx*2], 0x3d
lea esi, [ebp - 0x14]
je 0x525ab4
mov edi, 0x41
call fcn.00500310
jmp 0x5006d2
mov edi, 0x48
lea esi, [ebp - 0x14]
call fcn.00500310
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00500380
inc ebx
jmp 0x5006dd
mov edi, 0x47
lea esi, [ebp - 0x14]
call fcn.00500310
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00500380
inc ebx
jmp 0x5006dd
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
push eax
push ecx
lea eax, [ebp - 0x24]
lea edi, [ebp - 8]
call fcn.00500b80
lea esi, [ebp - 0x14]
test eax, eax
jne 0x525ba5
lea edi, [eax + 0x36]
call fcn.00500310
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x14]
call fcn.004ffe80
mov eax, edi
mov edi, dword [ebp + 0x10]
call fcn.00500380
mov ebx, dword [ebp - 8]
jmp 0x5006dd
cmp di, 0x39
jbe 0x500778
jmp 0x50066b
mov esi, dword [ebp - 0x14]
test esi, esi
je 0x5006ff
mov eax, dword [esi + 0xc]
dec dword [eax]
mov ecx, dword [esi + 0xc]
cmp dword [ecx], 0
je 0x525c2b
push esi
call fcn.0050eddc
add esp, 4
jmp 0x5006ff
cmp ax, 0x3f
jg 0x5006a1
jmp 0x525b16
lea esi, [ebp - 0x14]
call fcn.00500310
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x14]
call fcn.004ffe80
jmp 0x5006d2
cmp esi, 0x7a
jbe 0x5007b6
jmp 0x500580
mov dword [ebp - 0x18], ebx
jmp 0x5004d9
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
push ecx
call fcn.0050eddc
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0xc]
add esp, 4
push eax
call fcn.0050eddc
add esp, 4
jmp 0x5005f9
mov ebx, dword [ebp - 8]
cmp esi, 0x2e
jne 0x50056e
lea esi, [ebp - 0x24]
inc ebx
call fcn.00500f50
mov esi, dword [ebp + 0xc]
movzx eax, word [esi + ebx*2]
cmp ax, 0x41
jb 0x525986
cmp ax, 0x5a
jbe 0x5259cc
cmp ax, 0x61
jb 0x52599a
cmp ax, 0x7a
jbe 0x5259cc
cmp ax, 0x30
jb 0x5259ae
cmp ax, 0x39
jbe 0x5259cc
cmp ax, 0x5f
je 0x5259cc
cmp dword [ebp - 0x20], 0
je 0x525b38
mov edi, 0x35
jmp 0x500a0a
push eax
lea eax, [ebp - 0x24]
call fcn.00500c20
inc ebx
jmp 0x52596e
mov edi, 0x50
call fcn.00500310
inc ebx
jmp 0x5006d2
dec dword [eax]
lea esi, [ebp - 0x24]
call fcn.004fefa0
mov esi, dword [ebp - 0x20]
lea ecx, [esi + 2]
push ecx
call 0x544218
xor ecx, ecx
mov dword [ebp - 0x1c], eax
mov edx, 2
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.0050f1d7
mov edx, dword [ebp - 0x24]
add esp, 4
lea ecx, [esi + esi + 2]
push ecx
push edx
push eax
mov dword [ebp - 8], eax
call fcn.0050ea60
mov eax, dword [ebp - 8]
add esp, 0xc
mov dword [ebp - 0x24], eax
jmp 0x500795
mov eax, dword [ebp - 0x14]
test eax, eax
je 0x5006a1
push eax
call 0x540dad
jmp 0x5006a1
mov dword [ebp - 0x14], 0
jmp 0x5006d2
mov ecx, dword [ebp + 8]
dec ebx
push ebx
push 0x138b
push ecx
call 0x55e479
lea ecx, [ebp - 0x24]
call fcn.004ffe50
lea edx, [ebp - 0x14]
push edx
call 0x549069
mov eax, 1
jmp 0x50073c
mov eax, dword [ebp - 8]
mov ecx, dword [ebp + 8]
push eax
push 0x138c
push ecx
call 0x55e479
lea ecx, [ebp - 0x24]
call fcn.004ffe50
lea edx, [ebp - 0x14]
push edx
call 0x549069
mov eax, 1
jmp 0x50073c
mov edi, 0x7f
call fcn.00500310
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00500380
lea ecx, [ebp - 0x24]
call fcn.004ffe50
lea ecx, [ebp - 0x14]
push ecx
call 0x549069
mov eax, 1
jmp 0x50073c
mov edx, dword [ebp + 8]
push ebx
push 0x1388
push edx
call 0x55e479
mov edi, 0x7f
lea esi, [ebp - 0x14]
call fcn.00500310
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00500380
jmp 0x525c10
mov edx, dword [ebp + 8]
dec ebx
push ebx
push 0x138b
push edx
call 0x55e479
lea ecx, [ebp - 0x24]
call fcn.004ffe50
lea eax, [ebp - 0x14]
push eax
call 0x549069
mov eax, 1
jmp 0x50073c
mov edx, dword [esi]
push edx
call fcn.0050eddc
mov eax, dword [esi + 0xc]
add esp, 4
push eax
call fcn.0050eddc
add esp, 4
jmp 0x50094a