Function at 0x4b3fec
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffac
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x50], ecx
mov dword [ebp - 0x54], ecx
mov dword [ebp - 0xc], edx
mov dword [ebp - 8], eax
lea edi, [ebp - 8]
xor eax, eax
push ebp
push 0x4b49e1
push dword fs:[eax]
mov dword fs:[eax], esp
xor eax, eax
mov dword [ebp - 0x44], eax
mov eax, dword [ebp - 0xc]
xor edx, edx
mov dword [eax], edx
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov edx, eax
dec edx
movzx edx, byte [edx]
cmp edx, 0x2e
jg 0x4b407b
je 0x4b4136
cmp edx, 0x28
jg 0x4b4063
je 0x4b4456
sub edx, 1
jb 0x4b4590
sub edx, 0x23
je 0x4b40f3
jmp 0x4b4810
sub edx, 0x29
je 0x4b4590
dec edx
sub edx, 2
jb 0x4b45a0
jmp 0x4b4810
cmp edx, 0x5c
jg 0x4b409d
je 0x4b45b0
sub edx, 0x3f
je 0x4b45a0
sub edx, 0x1c
je 0x4b4179
jmp 0x4b4810
sub edx, 0x5e
je 0x4b40b0
sub edx, 0x1e
je 0x4b4590
jmp 0x4b4810
mov eax, dword [edi]
test byte [eax + 0x110], 0x10
je 0x4b40d1
mov eax, dword [edi]
cmp dword [eax + 0x128], 0
jne 0x4b40e2
mov eax, dword [edi]
cmp byte [eax + 0x12c], 0
jne 0x4b40e2
mov dl, 1
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
mov dl, 0x22
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
mov eax, dword [edi]
test byte [eax + 0x110], 0x10
je 0x4b4114
mov eax, dword [edi]
cmp dword [eax + 0x128], 0
jne 0x4b4125
mov eax, dword [edi]
cmp byte [eax + 0x12c], 0
jne 0x4b4125
mov dl, 2
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
mov dl, 0x23
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
mov eax, dword [edi]
test byte [eax + 0x110], 4
je 0x4b4162
mov dl, 3
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b49c0
mov dl, 0x24
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
mov eax, dword [ebp - 0xc]
or dword [eax], 1
jmp 0x4b49c0
cmp byte [eax], 0x5e
jne 0x4b41ad
mov eax, dword [edi]
test byte [eax + 0x110], 1
je 0x4b4197
push ebp
mov al, 0x16
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
jmp 0x4b41a3
push ebp
mov al, 5
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
mov eax, dword [edi]
inc dword [eax + 0xe0]
jmp 0x4b41d2
mov eax, dword [edi]
test byte [eax + 0x110], 1
je 0x4b41c6
push ebp
mov al, 0x15
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
jmp 0x4b41d2
push ebp
mov al, 4
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
mov byte [ebp - 0x3f], 0
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
cmp al, 0x5d
jne 0x4b43f5
push ebp
call fcn.004b3e4c
pop ecx
mov eax, dword [edi]
inc dword [eax + 0xe0]
jmp 0x4b43f5
mov eax, dword [edi]
mov esi, dword [eax + 0xe0]
cmp byte [esi], 0x2d
jne 0x4b4347
mov eax, esi
inc eax
cmp byte [eax], 0
je 0x4b4347
inc esi
cmp byte [esi], 0x5d
je 0x4b4347
cmp byte [ebp - 0x3f], 0
je 0x4b4347
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov bl, byte [eax]
cmp bl, 0x5c
jne 0x4b4287
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
inc eax
mov al, byte [eax]
add al, 0xc0
cmp al, 0x37
ja 0x4b425f
and eax, 0x7f
bt dword [0x4b49f4], eax
jae 0x4b426f
push ebp
mov al, 0x2d
call fcn.004b3c58
pop ecx
jmp 0x4b43f5
mov eax, dword [edi]
inc dword [eax + 0xe0]
push ebp
mov eax, dword [edi]
add eax, 0xe0
call fcn.004b3e9c
pop ecx
mov ebx, eax
mov eax, dword [edi]
test byte [eax + 0x110], 2
je 0x4b42ae
cmp byte [ebp - 0x40], 0xe0
jne 0x4b42ae
cmp bl, 0xff
jne 0x4b42ae
push ebp
mov eax, 0x4b4a04
call fcn.004b3e68
pop ecx
jmp 0x4b433a
mov eax, dword [edi]
test byte [eax + 0x110], 2
je 0x4b42d2
cmp byte [ebp - 0x40], 0xc0
jne 0x4b42d2
cmp bl, 0xdf
jne 0x4b42d2
push ebp
mov eax, 0x4b4a30
call fcn.004b3e68
pop ecx
jmp 0x4b433a
mov eax, dword [edi]
test byte [eax + 0x110], 2
je 0x4b4302
cmp byte [ebp - 0x40], 0xe0
jne 0x4b4302
cmp bl, 0xdf
jne 0x4b4302
push ebp
mov eax, 0x4b4a04
call fcn.004b3e68
pop ecx
push ebp
mov eax, 0x4b4a30
call fcn.004b3e68
pop ecx
jmp 0x4b433a
cmp bl, byte [ebp - 0x40]
jae 0x4b4317
mov edx, 0x6d
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
inc byte [ebp - 0x40]
push ebp
mov eax, ebx
call fcn.004b3c58
pop ecx
cmp bl, byte [ebp - 0x40]
jbe 0x4b433a
push ebp
mov al, byte [ebp - 0x40]
call fcn.004b3c58
pop ecx
inc byte [ebp - 0x40]
cmp bl, byte [ebp - 0x40]
ja 0x4b4328
mov eax, dword [edi]
inc dword [eax + 0xe0]
jmp 0x4b43f5
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x5c
jne 0x4b43dc
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0
jne 0x4b437d
mov edx, 0x6e
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
sub al, 0x64
je 0x4b4395
sub al, 0xf
je 0x4b43b4
sub al, 4
je 0x4b43a3
jmp 0x4b43c5
push ebp
mov eax, 0x4b4a5c
call fcn.004b3e68
pop ecx
jmp 0x4b43ed
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0x11c]
call fcn.004b3e68
pop ecx
jmp 0x4b43ed
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0x118]
call fcn.004b3e68
pop ecx
jmp 0x4b43ed
push ebp
push ebp
mov eax, dword [edi]
add eax, 0xe0
call fcn.004b3e9c
pop ecx
call fcn.004b3e4c
pop ecx
jmp 0x4b43ed
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
call fcn.004b3e4c
pop ecx
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0
je 0x4b4413
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x5d
jne 0x4b41fc
push ebp
xor eax, eax
call fcn.004b3c58
pop ecx
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x5d
je 0x4b4439
mov edx, 0x71
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b49c0
cmp byte [eax], 0x3f
jne 0x4b455e
inc eax
cmp byte [eax], 0x23
jne 0x4b44c0
mov eax, dword [edi]
add dword [eax + 0xe0], 2
jmp 0x4b4478
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4b448a
cmp al, 0x29
jne 0x4b4470
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x29
je 0x4b44a7
mov edx, 0x7d
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov dl, 0x13
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov dword [ebp - 0x4c], eax
jmp 0x4b44dd
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4b44ef
cmp al, 0x29
jne 0x4b44d5
mov eax, dword [edi]
mov ebx, dword [eax + 0xe0]
cmp byte [ebx], 0x29
jne 0x4b4535
lea eax, [ebp - 0x50]
push eax
lea eax, [ebp - 0x54]
mov edx, dword [ebp - 0x4c]
call fcn.00404eac
mov eax, dword [ebp - 0x54]
mov ecx, ebx
sub ecx, dword [ebp - 0x4c]
mov edx, 1
call fcn.004051d4
mov edx, dword [ebp - 0x50]
mov eax, dword [edi]
lea ecx, [eax + 0x110]
mov eax, dword [edi]
mov eax, dword [eax]
call fcn.004b2914
test al, al
jne 0x4b4545
mov edx, 0x7f
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov dl, 0x13
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
lea ecx, [ebp - 0x48]
mov edx, 1
mov eax, dword [edi]
call fcn.004b313c
mov dword [ebp - 4], eax
cmp dword [ebp - 4], 0
jne 0x4b4580
xor eax, eax
mov dword [ebp - 0x44], eax
jmp 0x4b49c6
mov eax, dword [ebp - 0x48]
and eax, 5
mov edx, dword [ebp - 0xc]
or dword [edx], eax
jmp 0x4b49c0
mov edx, 0x72
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov edx, 0x73
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
cmp byte [eax], 0
jne 0x4b45c5
mov edx, 0x74
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
movzx eax, byte [eax]
cmp eax, 0x57
jg 0x4b460f
je 0x4b476d
cmp eax, 0x42
jg 0x4b45f8
je 0x4b464d
add eax, 0xffffffcf
sub eax, 9
jb 0x4b47a3
sub eax, 7
je 0x4b465e
jmp 0x4b47ee
sub eax, 0x44
je 0x4b46a1
sub eax, 0xf
je 0x4b46fb
jmp 0x4b47ee
cmp eax, 0x64
jg 0x4b4625
je 0x4b4680
sub eax, 0x5a
je 0x4b466f
sub eax, 8
je 0x4b463c
jmp 0x4b47ee
sub eax, 0x73
je 0x4b46c2
sub eax, 4
je 0x4b4734
jmp 0x4b47ee
mov dl, 0x25
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b4803
mov dl, 0x26
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b4803
mov dl, 1
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b4803
mov dl, 2
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b4803
mov dl, 0xc
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
mov dl, 0xd
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
push ebp
mov al, 4
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0x118]
call fcn.004b3e68
pop ecx
push ebp
xor eax, eax
call fcn.004b3c58
pop ecx
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
push ebp
mov al, 5
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0x118]
call fcn.004b3e68
pop ecx
push ebp
xor eax, eax
call fcn.004b3c58
pop ecx
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
push ebp
mov al, 4
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0x11c]
call fcn.004b3e68
pop ecx
push ebp
xor eax, eax
call fcn.004b3c58
pop ecx
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
push ebp
mov al, 5
call fcn.004b3b48
pop ecx
mov dword [ebp - 4], eax
push ebp
mov eax, dword [edi]
mov eax, dword [eax + 0x11c]
call fcn.004b3e68
pop ecx
push ebp
xor eax, eax
call fcn.004b3c58
pop ecx
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
mov eax, dword [edi]
test byte [eax + 0x110], 1
je 0x4b47bc
mov dl, 0x1d
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b47c8
mov dl, 0x1c
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov dl, byte [eax]
sub dl, 0x30
mov eax, dword [edi]
call fcn.004b2d90
mov eax, dword [ebp - 0xc]
mov eax, dword [eax]
or eax, 1
or eax, 2
mov edx, dword [ebp - 0xc]
mov dword [edx], eax
jmp 0x4b4803
push ebp
push ebp
mov eax, dword [edi]
add eax, 0xe0
call fcn.004b3e9c
pop ecx
call fcn.004b3a90
pop ecx
mov eax, dword [edi]
inc dword [eax + 0xe0]
jmp 0x4b49c0
mov eax, dword [edi]
dec dword [eax + 0xe0]
mov edx, dword [edi]
test byte [edx + 0x110], 0x20
je 0x4b48bf
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
cmp al, 0x23
je 0x4b4843
add al, 0xf7
sub al, 2
jb 0x4b4843
sub al, 2
je 0x4b4843
sub al, 0x13
jne 0x4b48bf
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x23
jne 0x4b4896
jmp 0x4b485a
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4b487a
cmp al, 0xd
je 0x4b487a
cmp al, 0xa
jne 0x4b4852
jmp 0x4b487a
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
cmp al, 0xd
je 0x4b4872
cmp al, 0xa
je 0x4b4872
jmp 0x4b48ae
mov eax, dword [edi]
inc dword [eax + 0xe0]
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
add al, 0xf7
sub al, 2
jb 0x4b488e
sub al, 2
je 0x4b488e
sub al, 0x13
je 0x4b488e
mov dl, 0x13
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b49c0
mov edx, 0x5a4df0
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
call fcn.004b2e30
mov ebx, eax
test ebx, ebx
jg 0x4b4904
mov eax, dword [edi]
mov ebx, dword [eax + 0xe0]
cmp byte [ebx], 0x7b
je 0x4b48f4
mov edx, 0x77
mov eax, dword [edi]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4b49c6
mov edx, 0x5a4df0
mov eax, ebx
inc eax
call fcn.004b2e30
inc eax
mov ebx, eax
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
add eax, ebx
mov al, byte [eax]
cmp ebx, 1
jle 0x4b4926
cmp al, 0x2a
je 0x4b4925
cmp al, 0x2b
je 0x4b4925
cmp al, 0x3f
je 0x4b4925
cmp al, 0x7b
jne 0x4b4926
dec ebx
mov eax, dword [ebp - 0xc]
or dword [eax], 1
cmp ebx, 1
jne 0x4b4937
mov eax, dword [ebp - 0xc]
or dword [eax], 2
mov eax, dword [edi]
test byte [eax + 0x110], 1
je 0x4b4950
mov dl, 0x14
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b499b
mov dl, 8
mov eax, dword [edi]
call fcn.004b2d4c
mov dword [ebp - 4], eax
jmp 0x4b499b
mov eax, dword [edi]
test byte [eax + 0x110], 0x20
je 0x4b4981
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
add al, 0xf7
sub al, 2
jb 0x4b4992
sub al, 2
je 0x4b4992
sub al, 0x13
je 0x4b4992
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
mov dl, byte [eax]
mov eax, dword [edi]
call fcn.004b2d90
mov eax, dword [edi]
inc dword [eax + 0xe0]
dec ebx
test ebx, ebx
jle 0x4b49b7
mov eax, dword [edi]
test byte [eax + 0x110], 0x20
je 0x4b495e
mov eax, dword [edi]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x23
jne 0x4b495e
xor edx, edx
mov eax, dword [edi]
call fcn.004b2d90
mov eax, dword [ebp - 4]
mov dword [ebp - 0x44], eax
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4b49e8
lea eax, [ebp - 0x54]
mov edx, 2
call fcn.00404cd8
ret