Function at 0x487430
Capabilities:
Parse credit card information

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x14]
push ebx
mov ebx, dword [esp + 0x20]
push ebp
mov ebp, dword [esp + 0x34]
push esi
push edi
mov edi, dword [eax]
mov eax, dword [ebp]
mov ecx, eax
mov dword [esp + 0x10], edi
cmp word [edi], 0x28
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x14], ecx
mov dword [esp + 0x18], 0
jne 0x487494
movzx ecx, word [edi + 2]
cmp ecx, 0x2a
jne 0x487472
add edi, 4
jmp 0x487490
cmp ecx, 0x3f
je 0x487505
inc eax
mov dword [ebp], eax
test ebx, ebx
jne 0x48748d
cmp eax, dword [esp + 0x30]
je 0x4878b9
add edi, 2
mov dword [esp + 0x10], edi
mov ebx, dword [esp + 0x28]
cmp edi, dword [ebx + 0x1c]
jae 0x4878b0
movzx eax, word [edi]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
cmp eax, 0x5c
jne 0x487648
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x4878b0
cmp eax, 0x51
jne 0x487888
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x4878b0
cmp eax, 0x5c
jne 0x4874d1
cmp word [edi], 0
je 0x4878b0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x4874d1
jmp 0x487888
movzx ecx, word [edi + 4]
cmp ecx, 0x7c
jne 0x48751e
add edi, 6
mov dword [esp + 0x18], 1
jmp 0x487490
cmp ecx, 0x23
jne 0x487560
add edi, 6
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x4878b0
cmp ax, 0x29
je 0x4878b0
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x487536
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x10
ret
add edi, 4
mov dword [esp + 0x10], edi
cmp ecx, 0x28
jne 0x4875ac
cmp word [edi + 2], 0x3f
je 0x487494
movzx eax, word [edi]
test ax, ax
je 0x487494
cmp ax, 0x29
je 0x48759d
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x487583
jmp 0x487494
cmp word [edi], 0
je 0x487494
jmp 0x48748d
cmp word [edi], 0x50
jne 0x4875b9
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
cmp ecx, 0x3c
jne 0x4875cf
movzx edx, word [edi + 2]
cmp edx, 0x21
je 0x4875cf
cmp edx, 0x3d
jne 0x4875d8
cmp ecx, 0x27
jne 0x487494
lea esi, [eax + 1]
mov dword [ebp], esi
test ebx, ebx
jne 0x4875e8
cmp esi, dword [esp + 0x30]
je 0x48763e
movzx ecx, word [edi]
add edi, 2
mov dword [esp + 0x10], edi
cmp ecx, 0x3c
jne 0x4875fc
mov ecx, 0x3e
movzx edx, word [edi]
mov eax, edi
cmp edx, ecx
je 0x487613
add edi, 2
mov dword [esp + 0x10], edi
movzx edx, word [edi]
cmp edx, ecx
jne 0x487605
test ebx, ebx
je 0x487494
mov ecx, edi
sub ecx, eax
sar ecx, 1
cmp dword [esp + 0x30], ecx
jne 0x487494
mov ecx, dword [esp + 0x30]
mov edx, ebx
call fcn.004992c0
test eax, eax
jne 0x487494
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp eax, 0x5b
jne 0x487763
xor ebp, ebp
movzx eax, word [edi + 2]
cmp eax, 0x5c
jne 0x4876aa
cmp word [edi + 4], 0x45
lea ecx, [edi + 4]
jne 0x48766e
mov edi, ecx
mov dword [esp + 0x10], edi
jmp 0x487653
mov ebx, 3
mov esi, 0x4cec70
movzx eax, word [ecx]
movzx edx, byte [esi]
dec ebx
add ecx, 2
inc esi
cmp dx, ax
jne 0x487695
test ebx, ebx
jne 0x487678
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x487653
sbb eax, eax
neg eax
lea eax, [eax + eax - 1]
test eax, eax
jne 0x4876bf
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x487653
test ebp, ebp
jne 0x4876bf
cmp eax, 0x5e
jne 0x4876bf
add edi, 2
lea ebp, [eax - 0x5d]
mov dword [esp + 0x10], edi
jmp 0x487653
cmp word [edi + 2], 0x5d
jne 0x4876d6
mov eax, dword [esp + 0x28]
test dword [eax + 0x4c], 0x2000000
jne 0x4876d6
add edi, 2
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
je 0x487888
lea esp, [esp]
test ax, ax
je 0x4878b6
cmp ax, 0x5c
jne 0x48774f
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x4878b0
cmp eax, 0x51
jne 0x48774f
jmp 0x487720
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x4878b0
cmp eax, 0x5c
jne 0x487720
cmp word [edi], 0
je 0x4878b0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x487720
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
jne 0x4876f0
jmp 0x487888
test ecx, ecx
je 0x487831
cmp eax, 0x23
jne 0x487831
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
je 0x4878b0
mov eax, dword [ebx + 0x60]
test eax, eax
je 0x4877c6
mov edx, dword [ebx + 0x1c]
cmp edi, edx
jae 0x4877ea
mov ecx, dword [esp + 0x38]
push ecx
lea esi, [ebx + 0x64]
push eax
mov ecx, edi
call fcn.00499340
add esp, 8
test eax, eax
je 0x4877ea
mov ecx, dword [ebx + 0x64]
lea edi, [edi + ecx*2 - 2]
mov dword [esp + 0x10], edi
cmp word [edi], 0
je 0x4878b0
jmp 0x487888
mov eax, dword [ebx + 0x64]
mov esi, dword [ebx + 0x1c]
lea edx, [eax + eax]
sub esi, edx
cmp edi, esi
ja 0x4877ea
cmp cx, word [ebx + 0x68]
jne 0x4877ea
cmp eax, 1
je 0x4877ac
mov ax, word [edi + 2]
cmp ax, word [ebx + 0x6a]
je 0x4877ac
add edi, 2
cmp dword [esp + 0x38], 0
mov dword [esp + 0x10], edi
je 0x487814
mov cx, word [edi]
mov edx, 0xfc00
and cx, dx
mov eax, 0xdc00
cmp cx, ax
jne 0x487814
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
jne 0x487787
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x10
ret
cmp eax, 0x28
jne 0x487865
mov edx, dword [esp + 0x38]
mov eax, dword [esp + 0x30]
push ebp
push edx
push ecx
mov ecx, dword [esp + 0x38]
push eax
push ecx
lea edx, [esp + 0x24]
push ebx
push edx
call fcn.00487430
add esp, 0x1c
test eax, eax
jg 0x4878b9
mov edi, dword [esp + 0x10]
cmp word [edi], 0
je 0x4878b0
jmp 0x487888
cmp eax, 0x29
je 0x4878a1
cmp eax, 0x7c
jne 0x487888
cmp dword [esp + 0x18], 0
je 0x487888
mov eax, dword [ebp]
cmp eax, edx
jle 0x487881
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x1c]
mov dword [ebp], eax
mov ebx, dword [esp + 0x28]
add edi, 2
mov dword [esp + 0x10], edi
cmp edi, dword [ebx + 0x1c]
jae 0x4878b0
mov ebp, dword [esp + 0x3c]
jmp 0x4874a1
cmp dword [esp + 0x18], 0
je 0x4878b0
cmp dword [ebp], edx
jge 0x4878b0
mov dword [ebp], edx
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret