Function at 0x10063ec5
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
push ebx
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
xor eax, eax
cmp edi, eax
jne 0x10063ee4
push 0x80004005
call fcn.1000652c
cmp esi, eax
je 0x10063eda
cmp edi, esi
je 0x10063eda
mov bl, byte [edi]
lea ecx, [esi + 0x823]
mov dword [ebp - 4], eax
mov dword [ebp - 8], 1
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], 0x20
mov dword [ebp - 0x1c], esi
mov dword [ebp - 0x14], ecx
test bl, bl
je 0x1006414d
inc edi
cmp dword [ebp - 4], 0x823
mov dword [ebp + 8], edi
jne 0x10063f29
mov dword [ebp - 8], eax
cmp bl, 0x3a
jne 0x10063f9b
test byte [ebp - 0xc], 0x80
je 0x10063ffc
cmp dword [ebp - 0x10], eax
jne 0x10063ffc
cmp dword [ebp - 8], eax
je 0x10063f92
mov eax, esi
sub eax, dword [ebp - 4]
mov byte [esi], 0
cmp eax, dword [ebp - 0x1c]
jb 0x10063eda
cmp eax, dword [ebp - 0x14]
ja 0x10063eda
mov ecx, dword [ebp - 0x14]
sub ecx, eax
inc ecx
push ecx
push eax
call dword [sym.imp.MSVCR90.dll__strlwr_s]
pop ecx
pop ecx
call fcn.100104d7
cmp dword [ebp - 4], 4
jne 0x10063f92
push 4
lea eax, [esi - 4]
push eax
push 0x100ac988
call dword [sym.imp.MSVCR90.dll_strncmp]
add esp, 0xc
test eax, eax
jne 0x10063f92
mov dword [ebp - 0x18], 1
mov eax, dword [ebp - 4]
inc eax
mov dword [ebp - 0x10], eax
jmp 0x10063ffc
cmp bl, 0x25
jne 0x10063fe8
test byte [ebp - 0xc], 4
je 0x10063ffc
mov al, byte [edi]
test al, al
je 0x1006413e
inc edi
call fcn.10063d9b
movzx ebx, ax
test bx, bx
jl 0x10064134
mov al, byte [edi]
test al, al
je 0x1006413e
inc edi
mov dword [ebp + 8], edi
call fcn.10063d9b
movzx eax, ax
test ax, ax
jl 0x1006413a
shl bl, 4
add bl, al
jmp 0x10063ffc
cmp bl, 0x3f
je 0x10063ff2
cmp bl, 0x23
jne 0x10063ffc
test byte [ebp - 0xc], 0x20
je 0x10063ffc
or dword [ebp - 0xc], 2
mov eax, dword [ebp - 0xc]
test al, al
jns 0x10064067
test al, 2
jne 0x10064067
cmp bl, 0x5c
jne 0x1006402e
xor ecx, ecx
cmp dword [ebp - 0x10], ecx
jne 0x1006401a
test eax, 0x100
je 0x10064067
cmp dword [ebp - 8], ecx
je 0x10064067
cmp dword [ebp - 0x18], ecx
je 0x1006402a
cmp dword [ebp - 4], 7
jae 0x10064067
mov bl, 0x2f
jmp 0x10064067
cmp bl, 0x2e
jne 0x10064067
mov ecx, dword [ebp - 4]
test ecx, ecx
jbe 0x10064067
test al, 8
jne 0x10064067
push dword [ebp - 0x10]
lea edx, [ebp + 0xc]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp + 8]
push eax
lea eax, [esi - 1]
push edx
call fcn.10063dfa
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
add esp, 0x14
test eax, eax
jne 0x10064127
movzx ecx, bl
cmp ecx, 0x40
jg 0x1006408f
cmp ecx, 0x3b
jge 0x100640b0
cmp ecx, 0x20
je 0x100640b0
cmp ecx, 0x21
jle 0x100640a6
cmp ecx, 0x26
jle 0x100640b0
cmp ecx, 0x2a
jle 0x100640a6
cmp ecx, 0x2c
jle 0x100640b0
jmp 0x100640a6
cmp ecx, 0x5b
jl 0x100640a6
cmp ecx, 0x5e
jle 0x100640b0
cmp ecx, 0x60
je 0x100640b0
lea eax, [ecx - 0x7b]
cmp eax, 2
jbe 0x100640b0
cmp bl, 0x20
jb 0x100640b0
cmp bl, 0x7e
jbe 0x10064118
mov al, byte [ebp - 0xc]
test al, 2
jne 0x10064118
test al, 0x10
je 0x100640c0
cmp bl, 0x20
jne 0x10064118
test al, 8
je 0x100640c9
cmp bl, 0x2e
je 0x10064118
test al, 0x40
jne 0x100640d2
cmp bl, 0x25
je 0x10064118
cmp dword [ebp - 4], 0x820
jb 0x100640df
and dword [ebp - 8], 0
cmp dword [ebp - 8], 0
je 0x10064112
mov byte [esi], 0x25
lea eax, [esi + 1]
cmp bl, 0x10
jae 0x100640f4
mov byte [eax], 0x30
inc eax
mov edx, dword [ebp - 0x14]
push 0x10
sub edx, eax
push edx
push eax
push ecx
call dword [sym.imp.MSVCR90.dll__ultoa_s]
add esp, 0x10
call fcn.100104d7
add esi, 3
mov dword [ebp + 0xc], esi
add dword [ebp - 4], 2
jmp 0x10064124
cmp dword [ebp - 8], 0
je 0x10064124
mov byte [esi], bl
inc esi
mov dword [ebp + 0xc], esi
inc dword [ebp - 4]
mov bl, byte [edi]
test bl, bl
je 0x1006413e
xor eax, eax
jmp 0x10063f19
and dword [ebp - 8], 0
jmp 0x10064150
and dword [ebp - 8], 0
cmp dword [ebp - 8], 0
je 0x10064150
cmp dword [ebp - 4], 0x823
jae 0x10064150
mov byte [esi], 0
mov eax, dword [ebp + 0x10]
pop edi
pop esi
pop ebx
test eax, eax
je 0x10064160
mov ecx, dword [ebp - 4]
inc ecx
mov dword [eax], ecx
mov eax, dword [ebp - 4]
inc eax
cmp eax, 0x823
jbe 0x1006416f
and dword [ebp - 8], 0
mov eax, dword [ebp - 8]
leave
ret