Function at 0x528330
Capabilities:
Parse credit card information

Disassembly:
sub esp, 0xc
mov ecx, dword [esp + 0x10]
push ebx
mov ebx, dword [esp + 0x20]
push ebp
mov ebp, dword [esp + 0x30]
mov ecx, dword [ecx]
push esi
mov dword [esp + 0xc], ecx
mov eax, dword [ebp]
mov esi, eax
cmp byte [ecx], 0x28
push edi
mov edi, dword [esp + 0x28]
mov dword [esp + 0x14], eax
mov dword [esp + 0x38], esi
mov dword [esp + 0x18], 0
jne 0x5284c2
mov al, byte [ecx + 1]
cmp al, 0x2a
jne 0x52837e
add ecx, 2
mov dword [esp + 0x10], ecx
jmp 0x5284c2
cmp al, 0x3f
je 0x52839e
mov eax, esi
inc eax
mov dword [ebp], eax
test edi, edi
jne 0x528394
cmp eax, ebx
je 0x528720
inc ecx
mov dword [esp + 0x10], ecx
jmp 0x5284c2
mov al, byte [ecx + 2]
lea edx, [ecx + 2]
cmp al, 0x7c
jne 0x5283bc
add ecx, 3
mov dword [esp + 0x18], 1
mov dword [esp + 0x10], ecx
jmp 0x5284c2
cmp al, 0x23
jne 0x5283f5
add ecx, 3
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
je 0x528717
cmp al, 0x29
je 0x528717
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
jne 0x5283d1
mov eax, dword [esp + 0x20]
pop edi
pop esi
pop ebp
mov dword [eax], ecx
or eax, 0xffffffff
pop ebx
add esp, 0xc
ret
mov ecx, edx
mov dword [esp + 0x10], ecx
cmp al, 0x28
jne 0x52843a
cmp byte [ecx + 1], 0x3f
je 0x5284c2
mov al, byte [ecx]
test al, al
je 0x5284c2
cmp al, 0x29
je 0x528427
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
jne 0x528413
jmp 0x5284c2
cmp byte [ecx], 0
je 0x5284c2
inc ecx
mov dword [esp + 0x10], ecx
jmp 0x5284c2
cmp byte [ecx], 0x50
jne 0x528444
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
cmp al, 0x3c
jne 0x528457
mov dl, byte [ecx + 1]
cmp dl, 0x21
je 0x528457
cmp dl, 0x3d
jne 0x52845b
cmp al, 0x27
jne 0x5284c2
mov eax, esi
inc eax
mov dword [ebp], eax
test edi, edi
jne 0x52846d
cmp eax, ebx
je 0x528720
movzx edx, byte [ecx]
inc ecx
mov dword [esp + 0x10], ecx
cmp edx, 0x3c
jne 0x52847f
mov edx, 0x3e
movzx eax, byte [ecx]
mov esi, ecx
cmp eax, edx
je 0x528494
inc ecx
mov dword [esp + 0x10], ecx
movzx eax, byte [ecx]
cmp eax, edx
jne 0x528488
test edi, edi
je 0x5284be
mov eax, ecx
sub eax, esi
cmp ebx, eax
jne 0x5284be
push ebx
push esi
push edi
call sub.MSVCRT.dll_strncmp
add esp, 0xc
test eax, eax
jne 0x5284ba
mov eax, dword [ebp]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret
mov ecx, dword [esp + 0x10]
mov esi, dword [esp + 0x38]
mov edi, dword [esp + 0x24]
cmp ecx, dword [edi + 0x1c]
jae 0x528717
mov ebx, dword [esp + 0x34]
mov edx, dword [esp + 0x30]
mov al, byte [ecx]
cmp al, 0x5c
jne 0x52851e
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
je 0x528717
cmp al, 0x51
jne 0x528642
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
je 0x528717
cmp al, 0x5c
jne 0x5284f4
test al, al
je 0x528717
inc ecx
mov dword [esp + 0x10], ecx
cmp byte [ecx], 0x45
jne 0x5284f4
jmp 0x528642
cmp al, 0x5b
jne 0x5285e6
xor esi, esi
mov al, byte [ecx + 1]
cmp al, 0x5c
jne 0x52855e
add ecx, 2
cmp byte [ecx], 0x45
jne 0x52853d
mov dword [esp + 0x10], ecx
jmp 0x528528
push 3
push 0x691c48
push ecx
call sub.MSVCRT.dll_strncmp
mov ecx, dword [esp + 0x1c]
add esp, 0xc
test eax, eax
jne 0x528572
add ecx, 4
mov dword [esp + 0x10], ecx
jmp 0x528528
test esi, esi
jne 0x528572
cmp al, 0x5e
jne 0x528572
inc ecx
mov esi, 1
mov dword [esp + 0x10], ecx
jmp 0x528528
cmp byte [ecx + 1], 0x5d
lea eax, [ecx + 1]
jne 0x528586
test dword [edi + 0x4c], 0x2000000
jne 0x528586
mov ecx, eax
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
cmp al, 0x5d
je 0x52863e
test al, al
je 0x52871d
cmp al, 0x5c
jne 0x5285d9
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
je 0x528717
cmp al, 0x51
jne 0x5285d9
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
test al, al
je 0x528717
cmp al, 0x5c
jne 0x5285b4
test al, al
je 0x528717
inc ecx
mov dword [esp + 0x10], ecx
cmp byte [ecx], 0x45
jne 0x5285b4
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
cmp al, 0x5d
jne 0x528595
jmp 0x52863e
test edx, edx
je 0x5286b0
cmp al, 0x23
jne 0x5286b0
inc ecx
mov dword [esp + 0x10], ecx
mov dl, byte [ecx]
test dl, dl
je 0x528717
mov esi, dword [edi + 0x60]
test esi, esi
je 0x528659
mov edx, dword [edi + 0x1c]
cmp ecx, edx
jae 0x528677
push ebx
lea eax, [edi + 0x64]
push eax
push edx
push esi
push ecx
call fcn.0053a9b0
mov ecx, dword [esp + 0x24]
add esp, 0x14
test eax, eax
je 0x528677
mov eax, dword [edi + 0x64]
dec ecx
add ecx, eax
mov dword [esp + 0x10], ecx
cmp byte [ecx], 0
je 0x528717
mov edx, dword [esp + 0x30]
inc ecx
mov dword [esp + 0x10], ecx
cmp ecx, dword [edi + 0x1c]
jae 0x528717
mov esi, dword [esp + 0x38]
jmp 0x5284d7
mov eax, dword [edi + 0x1c]
mov esi, dword [edi + 0x64]
sub eax, esi
cmp ecx, eax
ja 0x528677
cmp dl, byte [edi + 0x68]
jne 0x528677
cmp esi, 1
je 0x52862b
mov al, byte [ecx + 1]
cmp al, byte [edi + 0x69]
je 0x52862b
inc ecx
mov dword [esp + 0x10], ecx
test ebx, ebx
je 0x528695
mov al, byte [ecx]
and al, 0xc0
cmp al, 0x80
jne 0x528695
inc ecx
mov dword [esp + 0x10], ecx
mov al, byte [ecx]
and al, 0xc0
cmp al, 0x80
je 0x528688
mov dl, byte [ecx]
test dl, dl
jne 0x528605
mov eax, dword [esp + 0x20]
pop edi
pop esi
pop ebp
mov dword [eax], ecx
or eax, 0xffffffff
pop ebx
add esp, 0xc
ret
cmp al, 0x28
jne 0x5286da
push ebp
push ebx
push edx
push dword [esp + 0x38]
lea eax, [esp + 0x20]
push dword [esp + 0x38]
push edi
push eax
call fcn.00528330
add esp, 0x1c
test eax, eax
jg 0x528720
mov ecx, dword [esp + 0x10]
jmp 0x528635
cmp al, 0x29
je 0x528708
cmp al, 0x7c
jne 0x528642
cmp dword [esp + 0x18], 0
je 0x528642
mov eax, dword [ebp]
cmp eax, esi
jle 0x5286fc
mov dword [esp + 0x38], eax
mov eax, dword [esp + 0x14]
mov dword [ebp], eax
jmp 0x528642
cmp dword [esp + 0x18], 0
je 0x528717
cmp dword [ebp], esi
jge 0x528717
mov dword [ebp], esi
mov eax, dword [esp + 0x20]
mov dword [eax], ecx
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xc
ret