Function at 0x424550
Capabilities:
Parse credit card information

Disassembly:
push ecx
push ebx
push esi
mov esi, ecx
xor cl, cl
cmp dword [esi + 0x4c], 0xffffffff
je 0x424759
mov eax, dword [esi + 0x4c]
cmp eax, 0x7c
je 0x424759
cmp eax, 0x29
jne 0x424589
cmp dword [esi + 0x10], 0
jne 0x424759
test dword [esi + 0x50], 0x10000000
je 0x42475f
cmp eax, 0x2e
jne 0x4245e0
push 5
lea ecx, [esi + 0x24]
call fcn.00424970
mov eax, dword [esi]
mov ecx, dword [esi + 8]
cmp eax, ecx
je 0x4245d4
cmp byte [eax], 0x5c
jne 0x4245d2
inc eax
cmp eax, ecx
je 0x4245d2
mov ecx, dword [esi + 0x50]
test cl, 8
jne 0x4245bf
mov dl, byte [eax]
cmp dl, 0x28
je 0x4245d0
cmp dl, 0x29
je 0x4245d0
test cl, 0x10
jne 0x4245d2
mov cl, byte [eax]
cmp cl, 0x7b
je 0x4245d0
cmp cl, 0x7d
jne 0x4245d2
mov dword [esi], eax
inc dword [esi]
mov ecx, esi
call fcn.00423a30
jmp 0x424746
cmp eax, 0x5c
jne 0x424685
mov eax, dword [esi]
mov ecx, dword [esi + 8]
cmp eax, ecx
je 0x424625
cmp byte [eax], 0x5c
jne 0x424623
inc eax
cmp eax, ecx
je 0x424623
mov ecx, dword [esi + 0x50]
test cl, 8
jne 0x424610
mov dl, byte [eax]
cmp dl, 0x28
je 0x424621
cmp dl, 0x29
je 0x424621
test cl, 0x10
jne 0x424623
mov cl, byte [eax]
cmp cl, 0x7b
je 0x424621
cmp cl, 0x7d
jne 0x424623
mov dword [esi], eax
inc dword [esi]
mov ecx, esi
call fcn.00423a30
mov eax, dword [esi + 0x50]
and eax, 0x80
je 0x424652
cmp byte [esi + 0x48], 0x62
jne 0x424652
push 4
lea ecx, [esi + 0x24]
call fcn.00424970
mov ecx, esi
call fcn.00424500
jmp 0x42474d
test eax, eax
je 0x424679
cmp byte [esi + 0x48], 0x42
jne 0x424679
push 4
lea ecx, [esi + 0x24]
call fcn.00424970
mov eax, dword [esi + 0x28]
mov ecx, esi
xor dword [eax + 8], 1
call fcn.00424500
jmp 0x42474d
mov ecx, esi
call fcn.00424e60
jmp 0x424746
cmp eax, 0x5b
jne 0x4246a8
mov ecx, esi
call fcn.00424500
mov ecx, esi
call fcn.00424db0
push 4
push 0x5d
mov ecx, esi
call fcn.00424d50
jmp 0x424746
cmp eax, 0x28
jne 0x4246d2
mov ecx, esi
call fcn.00424500
mov ecx, esi
call fcn.00424f20
push 5
push 0x29
mov ecx, esi
mov bl, al
call fcn.00424d50
test bl, bl
je 0x42474d
jmp 0x424746
cmp eax, 0x5e
jne 0x4246ea
push 2
lea ecx, [esi + 0x24]
call fcn.00424970
mov ecx, esi
call fcn.00424500
jmp 0x42474d
cmp eax, 0x24
jne 0x424702
push 3
lea ecx, [esi + 0x24]
call fcn.00424970
mov ecx, esi
call fcn.00424500
jmp 0x42474d
cmp eax, 0x2a
je 0x424777
cmp eax, 0x2b
je 0x424777
cmp eax, 0x3f
je 0x424777
cmp eax, 0x7b
je 0x424777
cmp eax, 0x7d
jne 0x424724
test dword [esi + 0x50], 0x10000000
je 0x424767
cmp eax, 0x5d
jne 0x424732
test dword [esi + 0x50], 0x10000000
je 0x42476f
movzx eax, byte [esi + 0x48]
lea ecx, [esi + 0x24]
push eax
call fcn.00425150
mov ecx, esi
call fcn.00424500
mov ecx, esi
call fcn.00425020
cmp dword [esi + 0x4c], 0xffffffff
mov cl, 1
jne 0x424561
pop esi
mov al, cl
pop ebx
pop ecx
ret
push 5
call dword [sym.imp.MSVCP140.dll_void___cdecl_std::_Xregex_error_enum_std::regex_constants::error_type_]
push 6
call dword [sym.imp.MSVCP140.dll_void___cdecl_std::_Xregex_error_enum_std::regex_constants::error_type_]
push 4
call dword [sym.imp.MSVCP140.dll_void___cdecl_std::_Xregex_error_enum_std::regex_constants::error_type_]
push 0xa
call dword [sym.imp.MSVCP140.dll_void___cdecl_std::_Xregex_error_enum_std::regex_constants::error_type_]
int3