Function at 0x403880
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
or eax, 0xffffffff
mov word [ebp - 0xc], ax
push ebx
xor ecx, ecx
mov eax, 0x65
xor ebx, ebx
mov dword [ebp - 0x1c], eax
mov edx, 2
mul edx
seto cl
push esi
push edi
mov dword [ebp - 0x20], ebx
neg ecx
or ecx, eax
push ecx
call fcn.00413689
add esp, 4
xor ecx, ecx
push 4
mov dword [ebp - 0x24], eax
mov word [eax], cx
call fcn.00413689
add esp, 4
test eax, eax
je 0x42cbaf
mov dword [eax], 1
mov dword [ebp - 0x18], eax
mov edx, dword [ebp + 0x10]
cmp dword [edx + 8], ebx
jbe 0x40390f
xor edi, edi
mov eax, edx
mov ecx, dword [eax + 4]
mov esi, dword [ecx + edi*4]
test esi, esi
je 0x403909
movzx eax, word [esi + 8]
cmp ax, 0x3f
jle 0x4039d2
push esi
call fcn.00411c76
mov eax, dword [ebp + 0x10]
add esp, 4
inc edi
cmp edi, dword [eax + 8]
jb 0x4038e5
mov edx, dword [ebp + 0x10]
mov eax, dword [ebp + 0xc]
mov dword [edx + 8], ebx
cmp word [eax], bx
je 0x403b23
mov ecx, dword [ebp + 0xc]
jmp 0x403930
movzx eax, word [ecx + ebx*2]
cmp eax, 0x20
je 0x403a27
cmp eax, 9
je 0x403a27
movzx eax, word [ecx + ebx*2]
test ax, ax
je 0x403b0f
mov esi, eax
mov dword [ebp - 8], ebx
mov word [ebp - 0xa], bx
cmp esi, 0x30
jae 0x403a2d
cmp esi, 0x2e
je 0x403a36
cmp esi, 0x41
jae 0x403bd5
cmp esi, 0x61
jae 0x403e4a
cmp esi, 0x5f
je 0x403bde
mov eax, esi
cmp eax, 0x24
je 0x403b69
cmp eax, 0x3d
je 0x403c0f
cmp eax, 0x28
je 0x403c4d
cmp eax, 0x29
je 0x403c30
cmp eax, 0x22
je 0x403c6a
sub eax, 0x1a
cmp eax, 0x44
ja case.default.0x4039cb
movzx ecx, byte [eax + 0x4032e0]
jmp dword [ecx*4 + 0x4032a4]
cmp ax, 0x30
jl 0x4038fd
mov ecx, dword [esi]
test ecx, ecx
je 0x4038fd
mov eax, dword [ecx + 0xc]
dec dword [eax]
mov edx, dword [ecx + 0xc]
mov dword [ebp - 8], ecx
cmp dword [edx], ebx
je 0x42cbb7
mov ecx, dword [ebp - 8]
push ecx
call fcn.00411c76
add esp, 4
jmp 0x4038fd
inc ebx
jmp 0x403930
cmp esi, 0x39
ja 0x403965
mov eax, dword [ebp + 0x10]
mov ebx, dword [eax + 8]
test ebx, ebx
je 0x42cbd9
mov ecx, dword [eax + 4]
mov edx, dword [ecx + ebx*4 - 4]
movzx edi, word [edx + 8]
push edi
lea eax, [ebp - 0x24]
push eax
lea ecx, [ebp - 0x14]
push ecx
mov ecx, dword [ebp + 0xc]
lea eax, [ebp - 8]
call fcn.004041e0
cmp al, 1
jne 0x42cc19
cmp di, 0x4a
je 0x42cbe3
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00403780
mov ebx, dword [ebp - 8]
jmp 0x403b01
cmp di, 0x30
jae 0x403d26
cmp di, 0x5f
je 0x403ba0
test esi, esi
je 0x42cec3
lea eax, [ebp - 0x24]
call fcn.004036f0
mov esi, dword [ebp - 0x20]
mov edi, dword [ebp - 0x24]
push esi
push edi
call dword [0x487660]
mov ax, word [ebp - 0xc]
cmp ax, 0x30
jge 0x403d80
mov eax, 0x33
push 0x10
mov word [ebp - 0xc], ax
call fcn.00413689
add esp, 4
test eax, eax
je 0x42cdef
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x1c]
mov dword [eax], edi
mov dword [eax + 4], esi
mov dword [eax + 8], edx
mov dword [eax + 0xc], ecx
inc dword [ecx]
mov dword [ebp - 0x14], eax
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00403780
mov eax, dword [ebp + 0xc]
cmp word [eax + ebx*2], 0
jne 0x403921
mov ax, word [ebp - 0xc]
cmp ax, 0x30
jl 0x403b23
cmp ax, 0x3f
jle 0x403d56
mov edi, dword [ebp + 0x10]
mov ecx, 0x7f
lea eax, [ebp - 0x14]
mov word [ebp - 0xc], cx
mov dword [ebp - 0x14], 0
mov word [ebp - 0xa], bx
call fcn.00403780
mov esi, dword [ebp - 0x18]
dec dword [esi]
jne 0x403b5e
mov edx, dword [ebp - 0x24]
push edx
call fcn.0041355c
add esp, 4
push esi
call fcn.00411c76
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
lea esi, [ebp - 0x24]
inc ebx
call fcn.00404380
mov ecx, dword [ebp + 0xc]
movzx edi, word [ecx + ebx*2]
mov esi, dword [ebp - 0x20]
lea esp, [esp]
cmp di, 0x5a
ja 0x403b8c
cmp di, 0x41
jae 0x403ba0
cmp di, 0x61
jb 0x403a85
cmp di, 0x7a
ja 0x403a85
mov eax, dword [ebp - 0x18]
cmp dword [eax], 1
jg 0x42cd87
lea eax, [esi + 1]
lea esi, [ebp - 0x24]
call fcn.00403f30
mov esi, dword [ebp - 0x20]
mov eax, dword [ebp - 0x24]
mov edx, dword [ebp + 0xc]
mov word [eax + esi*2], di
inc esi
xor ecx, ecx
inc ebx
mov word [eax + esi*2], cx
movzx edi, word [edx + ebx*2]
mov dword [ebp - 0x20], esi
jmp 0x403b80
cmp esi, 0x5a
ja 0x403977
mov eax, dword [ebp + 0xc]
lea ecx, [ebp - 0x24]
push ecx
lea edx, [ebp - 0x14]
push edx
push eax
lea eax, [ebp - 8]
call fcn.00404090
cmp dword [ebp - 0x14], 0xffffffff
je 0x42ce26
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00403780
mov ebx, dword [ebp - 8]
jmp 0x403b01
mov eax, dword [ebp + 0xc]
inc ebx
cmp word [eax + ebx*2], 0x3d
lea esi, [ebp - 0x14]
je 0x42cd77
mov edi, 0x41
call fcn.00403710
jmp 0x403af6
mov edi, 0x48
lea esi, [ebp - 0x14]
call fcn.00403710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00403780
inc ebx
jmp 0x403b01
mov edi, 0x47
lea esi, [ebp - 0x14]
call fcn.00403710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00403780
inc ebx
jmp 0x403b01
mov ecx, dword [ebp + 0xc]
mov edx, dword [ebp + 8]
push ecx
push edx
lea eax, [ebp - 0x24]
lea edi, [ebp - 8]
call fcn.00403fb0
lea esi, [ebp - 0x14]
test eax, eax
jne 0x42ce68
lea edi, [eax + 0x36]
call fcn.00403710
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x14]
call fcn.00402fe0
mov eax, edi
mov edi, dword [ebp + 0x10]
call fcn.00403780
mov ebx, dword [ebp - 8]
jmp 0x403b01
cmp di, 0x39
jbe 0x403ba0
jmp 0x403a8f
mov esi, dword [ebp - 0x14]
test esi, esi
je 0x403b23
mov eax, dword [esi + 0xc]
dec dword [eax]
mov ecx, dword [esi + 0xc]
cmp dword [ecx], 0
je 0x42ceee
push esi
call fcn.00411c76
add esp, 4
jmp 0x403b23
cmp ax, 0x3f
jg 0x403ac5
jmp 0x42cdd9
lea esi, [ebp - 0x14]
call fcn.00403710
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x14]
call fcn.00402fe0
jmp 0x403af6
cmp esi, 0x7a
jbe 0x403bde
jmp 0x403980
int3
mov dword [ebp - 0x18], ebx
jmp 0x4038d9
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
push ecx
call fcn.0041355c
mov edx, dword [ebp - 8]
mov eax, dword [edx + 0xc]
add esp, 4
push eax
call fcn.00411c76
add esp, 4
jmp 0x4039f9
mov edi, 0x40
jmp 0x403a4f
cmp word [ebp - 0xc], 5
jne 0x403a75
mov eax, dword [ebp - 0x14]
mov edx, dword [ebp - 0x10]
neg eax
mov dword [ebp - 0x14], eax
mov eax, dword [ebp + 0x10]
mov ecx, dword [eax + 4]
adc edx, 0
neg edx
mov dword [ebp - 0x10], edx
mov edx, dword [ecx + ebx*4 - 4]
mov eax, 0x49
mov word [edx + 8], ax
jmp 0x403a75
mov ebx, dword [ebp - 8]
cmp esi, 0x2e
jne 0x40396e
lea esi, [ebp - 0x24]
inc ebx
call fcn.00404380
mov esi, dword [ebp + 0xc]
movzx eax, word [esi + ebx*2]
cmp ax, 0x41
jb 0x42cc49
cmp ax, 0x5a
jbe 0x42cc8f
cmp ax, 0x61
jb 0x42cc5d
cmp ax, 0x7a
jbe 0x42cc8f
cmp ax, 0x30
jb 0x42cc71
cmp ax, 0x39
jbe 0x42cc8f
cmp ax, 0x5f
je 0x42cc8f
cmp dword [ebp - 0x20], 0
je 0x42cdfb
mov edi, 0x35
jmp 0x403e32
push eax
lea eax, [ebp - 0x24]
call fcn.00404050
inc ebx
jmp 0x42cc31
mov edi, 0x50
call fcn.00403710
inc ebx
jmp 0x403af6
dec dword [eax]
lea esi, [ebp - 0x24]
call fcn.00402100
mov esi, dword [ebp - 0x20]
lea edx, [esi + 2]
push edx
call fcn.0044b654
xor ecx, ecx
mov dword [ebp - 0x1c], eax
mov edx, 2
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.00413689
mov edx, dword [ebp - 0x24]
add esp, 4
lea ecx, [esi + esi + 2]
push ecx
push edx
push eax
mov dword [ebp - 8], eax
call fcn.004131e0
mov eax, dword [ebp - 8]
add esp, 0xc
mov dword [ebp - 0x24], eax
jmp 0x403bbd
mov eax, dword [ebp - 0x14]
test eax, eax
je 0x403ac5
push eax
call fcn.0044799d
jmp 0x403ac5
mov dword [ebp - 0x14], 0
jmp 0x403af6
mov ecx, dword [ebp + 8]
dec ebx
push ebx
push 0x138b
push ecx
call fcn.00468ad2
lea ecx, [ebp - 0x24]
call fcn.00402fb0
lea edx, [ebp - 0x14]
push edx
call fcn.0045047b
mov eax, 1
jmp 0x403b60
mov eax, dword [ebp - 8]
mov ecx, dword [ebp + 8]
push eax
push 0x138c
push ecx
call fcn.00468ad2
lea ecx, [ebp - 0x24]
call fcn.00402fb0
lea edx, [ebp - 0x14]
push edx
call fcn.0045047b
mov eax, 1
jmp 0x403b60
mov edi, 0x7f
call fcn.00403710
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00403780
lea ecx, [ebp - 0x24]
call fcn.00402fb0
lea ecx, [ebp - 0x14]
push ecx
call fcn.0045047b
mov eax, 1
jmp 0x403b60
mov edx, dword [ebp + 8]
push ebx
push 0x1388
push edx
call fcn.00468ad2
mov edi, 0x7f
lea esi, [ebp - 0x14]
call fcn.00403710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00403780
jmp 0x42ced3
mov edx, dword [ebp + 8]
dec ebx
push ebx
push 0x138b
push edx
call fcn.00468ad2
lea ecx, [ebp - 0x24]
call fcn.00402fb0
lea eax, [ebp - 0x14]
push eax
call fcn.0045047b
mov eax, 1
jmp 0x403b60
mov edx, dword [esi]
push edx
call fcn.0041355c
mov eax, dword [esi + 0xc]
add esp, 4
push eax
call fcn.00411c76
add esp, 4
jmp 0x403d72