Function at 0x4df6ec
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffb4
push ebx
push esi
push edi
xor ecx, ecx
mov dword [ebp - 0x48], ecx
mov dword [ebp - 0x4c], ecx
mov dword [ebp - 0xc], edx
mov dword [ebp - 4], eax
xor eax, eax
push ebp
push 0x4e0121
push dword fs:[eax]
mov dword fs:[eax], esp
xor esi, esi
mov eax, dword [ebp - 0xc]
xor edx, edx
mov dword [eax], edx
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov edx, eax
dec edx
movzx edx, byte [edx]
cmp edx, 0x2e
jg 0x4df777
je 0x4df83c
cmp edx, 0x28
jg 0x4df75f
je 0x4dfb5c
sub edx, 1
jb 0x4dfca0
sub edx, 0x23
je 0x4df7f4
jmp 0x4dff35
sub edx, 0x29
je 0x4dfca0
dec edx
sub edx, 2
jb 0x4dfcb1
jmp 0x4dff35
cmp edx, 0x5c
jg 0x4df799
je 0x4dfcc2
sub edx, 0x3f
je 0x4dfcb1
sub edx, 0x1c
je 0x4df882
jmp 0x4dff35
sub edx, 0x5e
je 0x4df7ac
sub edx, 0x1e
je 0x4dfca0
jmp 0x4dff35
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 0x10
je 0x4df7d0
mov eax, dword [ebp - 4]
cmp dword [eax + 0x128], 0
jne 0x4df7e2
mov eax, dword [ebp - 4]
cmp byte [eax + 0x12c], 0
jne 0x4df7e2
mov dl, 1
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
mov dl, 0x22
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 0x10
je 0x4df818
mov eax, dword [ebp - 4]
cmp dword [eax + 0x128], 0
jne 0x4df82a
mov eax, dword [ebp - 4]
cmp byte [eax + 0x12c], 0
jne 0x4df82a
mov dl, 2
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
mov dl, 0x23
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 4
je 0x4df86a
mov dl, 3
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], 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 0x4e0103
mov dl, 0x24
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
mov eax, dword [ebp - 0xc]
or dword [eax], 1
jmp 0x4e0103
cmp byte [eax], 0x5e
jne 0x4df8b8
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 1
je 0x4df8a1
push ebp
mov al, 0x16
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
jmp 0x4df8ad
push ebp
mov al, 5
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
jmp 0x4df8de
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 1
je 0x4df8d2
push ebp
mov al, 0x15
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
jmp 0x4df8de
push ebp
mov al, 4
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
mov byte [ebp - 0x3f], 0
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
cmp al, 0x5d
jne 0x4dfaff
push ebp
call fcn.004df54c
pop ecx
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
jmp 0x4dfaff
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov dl, byte [eax]
cmp dl, 0x2d
jne 0x4dfa59
mov ecx, eax
inc ecx
cmp byte [ecx], 0
je 0x4dfa59
inc eax
cmp byte [eax], 0x5d
je 0x4dfa59
cmp byte [ebp - 0x3f], 0
je 0x4dfa59
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov bl, byte [eax]
cmp bl, 0x5c
jne 0x4df994
inc eax
mov al, byte [eax]
add al, 0xc0
cmp al, 0x37
ja 0x4df96a
and eax, 0x7f
bt dword [0x4e0134], eax
jae 0x4df97a
push ebp
mov al, 0x2d
call fcn.004df264
pop ecx
jmp 0x4dfaff
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
push ebp
mov eax, dword [ebp - 4]
add eax, 0xe0
call fcn.004df59c
pop ecx
mov ebx, eax
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 2
je 0x4df9bc
cmp byte [ebp - 0x40], 0xe0
jne 0x4df9bc
cmp bl, 0xff
jne 0x4df9bc
push ebp
mov eax, 0x4e0144
call fcn.004df568
pop ecx
jmp 0x4dfa4b
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 2
je 0x4df9e1
cmp byte [ebp - 0x40], 0xc0
jne 0x4df9e1
cmp bl, 0xdf
jne 0x4df9e1
push ebp
mov eax, 0x4e0170
call fcn.004df568
pop ecx
jmp 0x4dfa4b
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 2
je 0x4dfa12
cmp byte [ebp - 0x40], 0xe0
jne 0x4dfa12
cmp bl, 0xdf
jne 0x4dfa12
push ebp
mov eax, 0x4e0144
call fcn.004df568
pop ecx
push ebp
mov eax, 0x4e0170
call fcn.004df568
pop ecx
jmp 0x4dfa4b
cmp bl, byte [ebp - 0x40]
jae 0x4dfa28
mov edx, 0x6d
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
inc byte [ebp - 0x40]
push ebp
mov eax, ebx
call fcn.004df264
pop ecx
cmp bl, byte [ebp - 0x40]
jbe 0x4dfa4b
push ebp
mov al, byte [ebp - 0x40]
call fcn.004df264
pop ecx
inc byte [ebp - 0x40]
cmp bl, byte [ebp - 0x40]
ja 0x4dfa39
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
jmp 0x4dfaff
cmp dl, 0x5c
jne 0x4dfaed
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0
jne 0x4dfa8a
mov edx, 0x6e
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
sub al, 0x64
je 0x4dfaa3
sub al, 0xf
je 0x4dfac3
sub al, 4
je 0x4dfab1
jmp 0x4dfad5
push ebp
mov eax, 0x4e019c
call fcn.004df568
pop ecx
jmp 0x4dfaf6
push ebp
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x11c]
call fcn.004df568
pop ecx
jmp 0x4dfaf6
push ebp
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x118]
call fcn.004df568
pop ecx
jmp 0x4dfaf6
push ebp
push ebp
mov eax, dword [ebp - 4]
add eax, 0xe0
call fcn.004df59c
pop ecx
call fcn.004df54c
pop ecx
jmp 0x4dfaf6
push ebp
mov eax, edx
call fcn.004df54c
pop ecx
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4dfb16
cmp al, 0x5d
jne 0x4df90a
push ebp
xor eax, eax
call fcn.004df264
pop ecx
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x5d
je 0x4dfb3e
mov edx, 0x71
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov eax, dword [ebp - 4]
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 0x4e0103
cmp byte [eax], 0x3f
jne 0x4dfc70
inc eax
cmp byte [eax], 0x23
jne 0x4dfbcd
mov eax, dword [ebp - 4]
add dword [eax + 0xe0], 2
jmp 0x4dfb80
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4dfb93
cmp al, 0x29
jne 0x4dfb77
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x29
je 0x4dfbb2
mov edx, 0x7d
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov dl, 0x13
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov ebx, dword [eax + 0xe0]
jmp 0x4dfbea
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4dfbfd
cmp al, 0x29
jne 0x4dfbe1
mov eax, dword [ebp - 4]
mov edi, dword [eax + 0xe0]
cmp byte [edi], 0x29
jne 0x4dfc44
lea eax, [ebp - 0x48]
push eax
lea eax, [ebp - 0x4c]
mov edx, ebx
call fcn.00404f60
mov eax, dword [ebp - 0x4c]
mov ecx, edi
sub ecx, ebx
mov edx, 1
call fcn.00405288
mov edx, dword [ebp - 0x48]
mov eax, dword [ebp - 4]
lea ecx, [eax + 0x110]
mov eax, dword [ebp - 4]
mov eax, dword [eax]
call fcn.004ddfec
test al, al
jne 0x4dfc55
mov edx, 0x7f
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov dl, 0x13
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
lea ecx, [ebp - 0x44]
mov edx, 1
mov eax, dword [ebp - 4]
call fcn.004de790
mov dword [ebp - 8], eax
cmp dword [ebp - 8], 0
jne 0x4dfc90
xor esi, esi
jmp 0x4e0106
mov eax, dword [ebp - 0x44]
and eax, 5
mov edx, dword [ebp - 0xc]
or dword [edx], eax
jmp 0x4e0103
mov edx, 0x72
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov edx, 0x73
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
cmp byte [eax], 0
jne 0x4dfcd8
mov edx, 0x74
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
movzx eax, byte [eax]
cmp eax, 0x57
jg 0x4dfd23
je 0x4dfe8a
cmp eax, 0x42
jg 0x4dfd0c
je 0x4dfd62
add eax, 0xffffffcf
sub eax, 9
jb 0x4dfec1
sub eax, 7
je 0x4dfd74
jmp 0x4dff11
sub eax, 0x44
je 0x4dfdba
sub eax, 0xf
je 0x4dfe16
jmp 0x4dff11
cmp eax, 0x64
jg 0x4dfd39
je 0x4dfd98
sub eax, 0x5a
je 0x4dfd86
sub eax, 8
je 0x4dfd50
jmp 0x4dff11
sub eax, 0x73
je 0x4dfddc
sub eax, 4
je 0x4dfe50
jmp 0x4dff11
mov dl, 0x25
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4dff27
mov dl, 0x26
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4dff27
mov dl, 1
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4dff27
mov dl, 2
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4dff27
mov dl, 0xc
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], 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 0x4dff27
mov dl, 0xd
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], 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 0x4dff27
push ebp
mov al, 4
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
push ebp
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x118]
call fcn.004df568
pop ecx
push ebp
xor eax, eax
call fcn.004df264
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 0x4dff27
push ebp
mov al, 5
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
push ebp
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x118]
call fcn.004df568
pop ecx
push ebp
xor eax, eax
call fcn.004df264
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 0x4dff27
push ebp
mov al, 4
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
push ebp
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x11c]
call fcn.004df568
pop ecx
push ebp
xor eax, eax
call fcn.004df264
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 0x4dff27
push ebp
mov al, 5
call fcn.004df160
pop ecx
mov dword [ebp - 8], eax
push ebp
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0x11c]
call fcn.004df568
pop ecx
push ebp
xor eax, eax
call fcn.004df264
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 0x4dff27
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 1
je 0x4dfedc
mov dl, 0x1d
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4dfee9
mov dl, 0x1c
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov dl, byte [eax]
sub dl, 0x30
mov eax, dword [ebp - 4]
call fcn.004de444
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 0x4dff27
push ebp
push ebp
mov eax, dword [ebp - 4]
add eax, 0xe0
call fcn.004df59c
pop ecx
call fcn.004df0a8
pop ecx
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
jmp 0x4e0103
mov eax, dword [ebp - 4]
dec dword [eax + 0xe0]
mov edx, dword [ebp - 4]
test byte [edx + 0x110], 0x20
je 0x4dfff3
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
cmp al, 0x23
je 0x4dff6f
add al, 0xf7
sub al, 2
jb 0x4dff6f
sub al, 2
je 0x4dff6f
sub al, 0x13
jne 0x4dfff3
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x23
jne 0x4dffc8
jmp 0x4dff88
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
test al, al
je 0x4dffaa
cmp al, 0xd
je 0x4dffaa
cmp al, 0xa
jne 0x4dff7f
jmp 0x4dffaa
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
cmp al, 0xd
je 0x4dffa1
cmp al, 0xa
je 0x4dffa1
jmp 0x4dffe1
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
add al, 0xf7
sub al, 2
jb 0x4dffbf
sub al, 2
je 0x4dffbf
sub al, 0x13
je 0x4dffbf
mov dl, 0x13
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e0103
mov edx, 0x5d7274
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
call fcn.004de4c8
mov ebx, eax
test ebx, ebx
jg 0x4e003b
mov eax, dword [ebp - 4]
mov ebx, dword [eax + 0xe0]
cmp byte [ebx], 0x7b
je 0x4e002b
mov edx, 0x77
mov eax, dword [ebp - 4]
mov ecx, dword [eax]
call dword [ecx]
jmp 0x4e0106
mov edx, 0x5d7274
mov eax, ebx
inc eax
call fcn.004de4c8
inc eax
mov ebx, eax
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
add eax, ebx
mov al, byte [eax]
cmp ebx, 1
jle 0x4e005e
cmp al, 0x2a
je 0x4e005d
cmp al, 0x2b
je 0x4e005d
cmp al, 0x3f
je 0x4e005d
cmp al, 0x7b
jne 0x4e005e
dec ebx
mov eax, dword [ebp - 0xc]
or dword [eax], 1
cmp ebx, 1
jne 0x4e006f
mov eax, dword [ebp - 0xc]
or dword [eax], 2
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 1
je 0x4e008a
mov dl, 0x14
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e00db
mov dl, 8
mov eax, dword [ebp - 4]
call fcn.004de408
mov dword [ebp - 8], eax
jmp 0x4e00db
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 0x20
je 0x4e00be
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov al, byte [eax]
add al, 0xf7
sub al, 2
jb 0x4e00d1
sub al, 2
je 0x4e00d1
sub al, 0x13
je 0x4e00d1
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
mov dl, byte [eax]
mov eax, dword [ebp - 4]
call fcn.004de444
mov eax, dword [ebp - 4]
inc dword [eax + 0xe0]
dec ebx
test ebx, ebx
jle 0x4e00f9
mov eax, dword [ebp - 4]
test byte [eax + 0x110], 0x20
je 0x4e0099
mov eax, dword [ebp - 4]
mov eax, dword [eax + 0xe0]
cmp byte [eax], 0x23
jne 0x4e0099
xor edx, edx
mov eax, dword [ebp - 4]
call fcn.004de444
mov esi, dword [ebp - 8]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4e0128
lea eax, [ebp - 0x4c]
mov edx, 2
call fcn.00404d8c
ret