Function at 0x4dfc50
Capabilities:
Parse credit card information

Disassembly:
mov eax, dword [esp + 4]
sub esp, 8
push ebx
push ebp
mov ebp, dword [eax]
push esi
push edi
mov edx, dword [ebp + 0x47a4]
mov esi, edx
mov edi, dword [ebp + 0x114]
movzx eax, byte [edx]
push eax
call fcn.004df9e0
add esp, 4
test al, al
je 0x4dfcc5
nop dword [eax + eax]
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004df9e0
add esp, 4
test al, al
jne 0x4dfc80
cmp esi, edx
je 0x4dfcc5
mov ecx, esi
jbe 0x4dfca4
cmp byte [esi - 1], 0x2f
lea eax, [esi - 1]
cmove ecx, eax
push 1
push 0
lea ebx, [edi + 4]
sub ecx, edx
push ebx
push ecx
push edx
push ebp
call fcn.004ec940
add esp, 0x18
test eax, eax
je 0x4dfccc
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
mov dword [edi + 4], 0
cmp byte [esi], 0x3b
jne 0x4dfe96
mov al, byte [esi + 1]
inc esi
mov ecx, esi
test al, al
je 0x4dff18
cmp al, 0x3d
je 0x4dfcfc
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x4dfce3
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
add esp, 8
ret
cmp byte [esi], 0
je 0x4dff18
push 1
push 0
lea eax, [esp + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004ec940
add esp, 0x18
test eax, eax
jne 0x4dfef9
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.004df9e0
add esp, 4
test al, al
je 0x4dfd52
nop dword [eax]
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004df9e0
add esp, 4
test al, al
jne 0x4dfd40
push 1
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x24]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004ec940
mov ebx, eax
add esp, 0x18
test ebx, ebx
jne 0x4dff25
push str.UIDVALIDITY
push dword [esp + 0x14]
call fcn.004d6ef0
add esp, 8
test eax, eax
je 0x4dfdb4
cmp dword [edi + 8], ebx
jne 0x4dfdb4
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4dfda8
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4dfda8
mov byte [eax + ecx - 1], bl
mov eax, dword [esp + 0x1c]
mov dword [edi + 8], eax
jmp 0x4dfe6e
push 0x538c74
push dword [esp + 0x14]
call fcn.004d6ef0
add esp, 8
test eax, eax
je 0x4dfdf0
cmp dword [edi + 0xc], 0
jne 0x4dfdf0
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4dfde7
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4dfde7
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0xc], eax
jmp 0x4dfe6e
push str.SECTION
push dword [esp + 0x14]
call fcn.004d6ef0
add esp, 8
test eax, eax
je 0x4dfe2c
cmp dword [edi + 0x10], 0
jne 0x4dfe2c
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4dfe23
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4dfe23
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x10], eax
jmp 0x4dfe6e
push str.PARTIAL
push dword [esp + 0x14]
call fcn.004d6ef0
add esp, 8
test eax, eax
je 0x4dff01
cmp dword [edi + 0x14], 0
jne 0x4dff01
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4dfe67
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4dfe67
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x14], eax
push dword [esp + 0x10]
mov dword [esp + 0x20], 0
call dword [0x593994]
push dword [esp + 0x20]
call dword [0x593994]
add esp, 8
cmp byte [esi], 0x3b
je 0x4dfcd5
cmp dword [edi + 4], 0
je 0x4dfeed
cmp dword [edi + 0xc], 0
jne 0x4dfeed
cmp byte [esi], 0x3f
jne 0x4dfeed
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.004df9e0
add esp, 4
test al, al
je 0x4dfed2
nop dword [eax + eax]
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004df9e0
add esp, 4
test al, al
jne 0x4dfec0
push 1
push 0
lea eax, [edi + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004ec940
add esp, 0x18
test eax, eax
jne 0x4dfef9
xor eax, eax
mov ecx, 3
cmp byte [esi], al
cmovne eax, ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
push dword [esp + 0x10]
call dword [0x593994]
push dword [esp + 0x20]
call dword [0x593994]
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
add esp, 8
ret
push dword [esp + 0x10]
call dword [0x593994]
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret