Function at 0x47b7d0
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 0x47b834
movzx ecx, word [edi + 2]
cmp ecx, 0x2a
jne 0x47b812
add edi, 4
jmp 0x47b830
cmp ecx, 0x3f
je 0x47b8a5
inc eax
mov dword [ebp], eax
test ebx, ebx
jne 0x47b82d
cmp eax, dword [esp + 0x30]
je 0x47bc59
add edi, 2
mov dword [esp + 0x10], edi
mov ebx, dword [esp + 0x28]
cmp edi, dword [ebx + 0x1c]
jae 0x47bc50
movzx eax, word [edi]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
cmp eax, 0x5c
jne 0x47b9e8
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47bc50
cmp eax, 0x51
jne 0x47bc28
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47bc50
cmp eax, 0x5c
jne 0x47b871
cmp word [edi], 0
je 0x47bc50
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47b871
jmp 0x47bc28
movzx ecx, word [edi + 4]
cmp ecx, 0x7c
jne 0x47b8be
add edi, 6
mov dword [esp + 0x18], 1
jmp 0x47b830
cmp ecx, 0x23
jne 0x47b900
add edi, 6
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47bc50
cmp ax, 0x29
je 0x47bc50
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47b8d6
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 0x47b94c
cmp word [edi + 2], 0x3f
je 0x47b834
movzx eax, word [edi]
test ax, ax
je 0x47b834
cmp ax, 0x29
je 0x47b93d
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47b923
jmp 0x47b834
cmp word [edi], 0
je 0x47b834
jmp 0x47b82d
cmp word [edi], 0x50
jne 0x47b959
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
cmp ecx, 0x3c
jne 0x47b96f
movzx edx, word [edi + 2]
cmp edx, 0x21
je 0x47b96f
cmp edx, 0x3d
jne 0x47b978
cmp ecx, 0x27
jne 0x47b834
lea esi, [eax + 1]
mov dword [ebp], esi
test ebx, ebx
jne 0x47b988
cmp esi, dword [esp + 0x30]
je 0x47b9de
movzx ecx, word [edi]
add edi, 2
mov dword [esp + 0x10], edi
cmp ecx, 0x3c
jne 0x47b99c
mov ecx, 0x3e
movzx edx, word [edi]
mov eax, edi
cmp edx, ecx
je 0x47b9b3
add edi, 2
mov dword [esp + 0x10], edi
movzx edx, word [edi]
cmp edx, ecx
jne 0x47b9a5
test ebx, ebx
je 0x47b834
mov ecx, edi
sub ecx, eax
sar ecx, 1
cmp dword [esp + 0x30], ecx
jne 0x47b834
mov ecx, dword [esp + 0x30]
mov edx, ebx
call fcn.0048d660
test eax, eax
jne 0x47b834
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp eax, 0x5b
jne 0x47bb03
xor ebp, ebp
movzx eax, word [edi + 2]
cmp eax, 0x5c
jne 0x47ba4a
cmp word [edi + 4], 0x45
lea ecx, [edi + 4]
jne 0x47ba0e
mov edi, ecx
mov dword [esp + 0x10], edi
jmp 0x47b9f3
mov ebx, 3
mov esi, 0x4be8e8
movzx eax, word [ecx]
movzx edx, byte [esi]
dec ebx
add ecx, 2
inc esi
cmp dx, ax
jne 0x47ba35
test ebx, ebx
jne 0x47ba18
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47b9f3
sbb eax, eax
neg eax
lea eax, [eax + eax - 1]
test eax, eax
jne 0x47ba5f
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47b9f3
test ebp, ebp
jne 0x47ba5f
cmp eax, 0x5e
jne 0x47ba5f
add edi, 2
lea ebp, [eax - 0x5d]
mov dword [esp + 0x10], edi
jmp 0x47b9f3
cmp word [edi + 2], 0x5d
jne 0x47ba76
mov eax, dword [esp + 0x28]
test dword [eax + 0x4c], 0x2000000
jne 0x47ba76
add edi, 2
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
je 0x47bc28
lea esp, [esp]
test ax, ax
je 0x47bc56
cmp ax, 0x5c
jne 0x47baef
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47bc50
cmp eax, 0x51
jne 0x47baef
jmp 0x47bac0
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47bc50
cmp eax, 0x5c
jne 0x47bac0
cmp word [edi], 0
je 0x47bc50
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47bac0
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
jne 0x47ba90
jmp 0x47bc28
test ecx, ecx
je 0x47bbd1
cmp eax, 0x23
jne 0x47bbd1
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
je 0x47bc50
mov eax, dword [ebx + 0x60]
test eax, eax
je 0x47bb66
mov edx, dword [ebx + 0x1c]
cmp edi, edx
jae 0x47bb8a
mov ecx, dword [esp + 0x38]
push ecx
lea esi, [ebx + 0x64]
push eax
mov ecx, edi
call fcn.0048d6e0
add esp, 8
test eax, eax
je 0x47bb8a
mov ecx, dword [ebx + 0x64]
lea edi, [edi + ecx*2 - 2]
mov dword [esp + 0x10], edi
cmp word [edi], 0
je 0x47bc50
jmp 0x47bc28
mov eax, dword [ebx + 0x64]
mov esi, dword [ebx + 0x1c]
lea edx, [eax + eax]
sub esi, edx
cmp edi, esi
ja 0x47bb8a
cmp cx, word [ebx + 0x68]
jne 0x47bb8a
cmp eax, 1
je 0x47bb4c
mov ax, word [edi + 2]
cmp ax, word [ebx + 0x6a]
je 0x47bb4c
add edi, 2
cmp dword [esp + 0x38], 0
mov dword [esp + 0x10], edi
je 0x47bbb4
mov cx, word [edi]
mov edx, 0xfc00
and cx, dx
mov eax, 0xdc00
cmp cx, ax
jne 0x47bbb4
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
jne 0x47bb27
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 0x47bc05
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.0047b7d0
add esp, 0x1c
test eax, eax
jg 0x47bc59
mov edi, dword [esp + 0x10]
cmp word [edi], 0
je 0x47bc50
jmp 0x47bc28
cmp eax, 0x29
je 0x47bc41
cmp eax, 0x7c
jne 0x47bc28
cmp dword [esp + 0x18], 0
je 0x47bc28
mov eax, dword [ebp]
cmp eax, edx
jle 0x47bc21
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 0x47bc50
mov ebp, dword [esp + 0x3c]
jmp 0x47b841
cmp dword [esp + 0x18], 0
je 0x47bc50
cmp dword [ebp], edx
jge 0x47bc50
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