Function at 0x4396cc
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
push ebx
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
xor eax, eax
cmp edi, eax
jne 0x4396eb
push 0x80004005
call fcn.00401000
cmp esi, eax
je 0x4396e1
cmp edi, esi
je 0x4396e1
mov bl, byte [edi]
lea ecx, [esi + 0x823]
mov dword [ebp - 4], eax
mov dword [ebp - 8], 1
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 0xc], 0x20
mov dword [ebp - 0x1c], esi
mov dword [ebp - 0x14], ecx
test bl, bl
je 0x439954
inc edi
cmp dword [ebp - 4], 0x823
mov dword [ebp + 8], edi
jne 0x439730
mov dword [ebp - 8], eax
cmp bl, 0x3a
jne 0x4397a2
test byte [ebp - 0xc], 0x80
je 0x439803
cmp dword [ebp - 0x10], eax
jne 0x439803
cmp dword [ebp - 8], eax
je 0x439799
mov eax, esi
sub eax, dword [ebp - 4]
mov byte [esi], 0
cmp eax, dword [ebp - 0x1c]
jb 0x4396e1
cmp eax, dword [ebp - 0x14]
ja 0x4396e1
mov ecx, dword [ebp - 0x14]
sub ecx, eax
inc ecx
push ecx
push eax
call fcn.0044466d
push eax
call fcn.00405790
add esp, 0xc
cmp dword [ebp - 4], 4
jne 0x439799
push 4
lea eax, [esi - 4]
push eax
push str.file
call fcn.004429a9
add esp, 0xc
test eax, eax
jne 0x439799
mov dword [ebp - 0x18], 1
mov eax, dword [ebp - 4]
inc eax
mov dword [ebp - 0x10], eax
jmp 0x439803
cmp bl, 0x25
jne 0x4397ef
test byte [ebp - 0xc], 4
je 0x439803
mov al, byte [edi]
test al, al
je 0x439945
inc edi
call fcn.004395a2
movzx ebx, ax
test bx, bx
jl 0x43993b
mov al, byte [edi]
test al, al
je 0x439945
inc edi
mov dword [ebp + 8], edi
call fcn.004395a2
movzx eax, ax
test ax, ax
jl 0x439941
shl bl, 4
add bl, al
jmp 0x439803
cmp bl, 0x3f
je 0x4397f9
cmp bl, 0x23
jne 0x439803
test byte [ebp - 0xc], 0x20
je 0x439803
or dword [ebp - 0xc], 2
mov eax, dword [ebp - 0xc]
test al, al
jns 0x43986e
test al, 2
jne 0x43986e
cmp bl, 0x5c
jne 0x439835
xor ecx, ecx
cmp dword [ebp - 0x10], ecx
jne 0x439821
test eax, 0x100
je 0x43986e
cmp dword [ebp - 8], ecx
je 0x43986e
cmp dword [ebp - 0x18], ecx
je 0x439831
cmp dword [ebp - 4], 7
jae 0x43986e
mov bl, 0x2f
jmp 0x43986e
cmp bl, 0x2e
jne 0x43986e
mov ecx, dword [ebp - 4]
test ecx, ecx
jbe 0x43986e
test al, 8
jne 0x43986e
push dword [ebp - 0x10]
lea edx, [ebp + 0xc]
push eax
lea eax, [ebp - 4]
push eax
lea eax, [ebp + 8]
push eax
lea eax, [esi - 1]
push edx
call fcn.00439601
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
add esp, 0x14
test eax, eax
jne 0x43992e
movzx ecx, bl
cmp ecx, 0x40
jg 0x439896
cmp ecx, 0x3b
jge 0x4398b7
cmp ecx, 0x20
je 0x4398b7
cmp ecx, 0x21
jle 0x4398ad
cmp ecx, 0x26
jle 0x4398b7
cmp ecx, 0x2a
jle 0x4398ad
cmp ecx, 0x2c
jle 0x4398b7
jmp 0x4398ad
cmp ecx, 0x5b
jl 0x4398ad
cmp ecx, 0x5e
jle 0x4398b7
cmp ecx, 0x60
je 0x4398b7
lea eax, [ecx - 0x7b]
cmp eax, 2
jbe 0x4398b7
cmp bl, 0x20
jb 0x4398b7
cmp bl, 0x7e
jbe 0x43991f
mov al, byte [ebp - 0xc]
test al, 2
jne 0x43991f
test al, 0x10
je 0x4398c7
cmp bl, 0x20
jne 0x43991f
test al, 8
je 0x4398d0
cmp bl, 0x2e
je 0x43991f
test al, 0x40
jne 0x4398d9
cmp bl, 0x25
je 0x43991f
cmp dword [ebp - 4], 0x820
jb 0x4398e6
and dword [ebp - 8], 0
cmp dword [ebp - 8], 0
je 0x439919
mov byte [esi], 0x25
lea eax, [esi + 1]
cmp bl, 0x10
jae 0x4398fb
mov byte [eax], 0x30
inc eax
mov edx, dword [ebp - 0x14]
push 0x10
sub edx, eax
push edx
push eax
push ecx
call fcn.0044449c
push eax
call fcn.00405790
add esp, 0x14
add esi, 3
mov dword [ebp + 0xc], esi
add dword [ebp - 4], 2
jmp 0x43992b
cmp dword [ebp - 8], 0
je 0x43992b
mov byte [esi], bl
inc esi
mov dword [ebp + 0xc], esi
inc dword [ebp - 4]
mov bl, byte [edi]
test bl, bl
je 0x439945
xor eax, eax
jmp 0x439720
and dword [ebp - 8], 0
jmp 0x439957
and dword [ebp - 8], 0
cmp dword [ebp - 8], 0
je 0x439957
cmp dword [ebp - 4], 0x823
jae 0x439957
mov byte [esi], 0
mov eax, dword [ebp - 4]
pop edi
inc eax
pop esi
pop ebx
cmp eax, 0x823
jbe 0x439969
and dword [ebp - 8], 0
mov eax, dword [ebp - 8]
leave
ret