Function at 0x10103540
Capabilities:
Parse credit card information

Disassembly:
push ebx
push ebp
mov ebp, dword [esp + 0x18]
push esi
push edi
test ebp, ebp
je 0x10103776
mov esi, dword [esp + 0x18]
push ebp
push 1
push esi
call sub.VCRUNTIME140.dll_memset
mov edi, dword [esp + 0x20]
add esp, 0xc
mov eax, dword [edi + 0x50]
mov edx, dword [eax + 0x20]
test edx, edx
je 0x1010358c
nop
mov eax, dword [edi + 0x50]
mov ecx, dword [edx + 0x10]
mov eax, dword [eax + 0x10]
cmp ecx, eax
jb 0x1010358c
sub ecx, eax
sar ecx, 3
mov byte [ecx + esi], 0
mov edx, dword [edx]
test edx, edx
jne 0x10103570
mov ecx, dword [esp + 0x1c]
mov ebx, dword [ecx]
add ecx, 4
movzx edi, bl
mov edx, ebx
mov dword [esp + 0x1c], ecx
shr edx, 0x18
movzx eax, word [edi*2 + 0x1012d5d8]
mov ecx, eax
and al, 0x78
cmp al, 0x18
jne 0x101035bf
and byte [edx + esi], 0xfe
movzx eax, word [edi*2 + 0x1012d5d8]
jmp 0x101035c1
mov eax, ecx
shr eax, 7
and eax, 0xf
add eax, 0xfffffffd
cmp eax, 0xa
ja case.0x101035d6.5
movzx eax, byte [eax + 0x1010391c]
jmp dword [eax*4 + 0x10103904]
mov eax, ebx
shr eax, 0x10
movzx eax, al
and byte [eax + esi], 0xfe
mov ecx, dword [esp + 0x1c]
movzx eax, word [edi*2 + 0x1012d5d8]
and eax, 7
sub eax, 1
je 0x101037de
sub eax, 1
je 0x101036de
sub eax, 1
jne 0x10103590
shr ebx, 8
movzx eax, bl
and byte [eax + esi], 0xfe
jmp 0x10103590
mov eax, ebx
shr eax, 0x10
movzx eax, al
cmp edx, eax
ja 0x10103639
nop word [eax + eax]
and byte [edx + esi], 0xfe
inc edx
cmp edx, eax
jbe 0x10103630
cmp edx, ebp
jae case.0x101035d6.5
nop dword [eax]
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
inc edx
cmp edx, ebp
jb 0x10103640
jmp case.0x101035d6.5
cmp edi, 0x4d
je case.0x101035d6.13
cmp edi, 0x50
je case.0x101035d6.13
cmp edi, 0x53
je case.0x101035d6.13
cmp edi, 0x45
je 0x1010367a
cmp edi, 0x46
je 0x1010367a
cmp edi, 0x47
je 0x1010367a
cmp edi, 0x48
jne case.0x101035d6.5
mov eax, ebx
shr eax, 8
cmp edi, 0x45
jne 0x10103807
mov edi, ebp
movzx ebx, al
jmp 0x10103818
mov eax, ebx
shr eax, 8
movzx ecx, al
mov dword [esp + 0x20], ecx
cmp edi, 0x49
jb 0x101036ac
cmp edi, 0x4d
jbe 0x101038c9
cmp edi, 0x4e
jb 0x101036ba
cmp edi, 0x50
jbe 0x101038ce
cmp edi, 0x30
jne 0x101038dd
mov ecx, dword [esp + 0x1c]
mov eax, ebx
shr eax, 0x10
lea ecx, [ecx + eax*4]
add ecx, 0xfffe0000
mov dword [esp + 0x1c], ecx
jmp 0x101035ed
lea eax, [edi - 0x3d]
cmp eax, 5
ja 0x1010377d
cmp edi, 0x3d
je 0x1010370a
cmp edi, 0x3f
je 0x1010370a
mov eax, ebx
shr eax, 0x10
movzx eax, al
test eax, eax
je 0x1010370a
shr ebx, 8
movzx ecx, bl
add ecx, eax
jmp 0x1010370f
mov ecx, ebp
shr ebx, 8
cmp edi, 0x41
je 0x1010371d
cmp edi, 0x42
je 0x1010371d
xor edx, edx
jmp 0x10103722
mov edx, 3
movzx ebx, bl
mov eax, ebx
sub eax, edx
cmp eax, ecx
jae 0x10103739
nop dword [eax]
and byte [eax + esi], 0xfe
inc eax
cmp eax, ecx
jb 0x10103730
cmp eax, ebp
jae 0x10103751
nop dword [eax]
mov dl, byte [eax + esi]
mov cl, dl
add dl, dl
add cl, dl
mov byte [eax + esi], cl
inc eax
cmp eax, ebp
jb 0x10103740
cmp edi, 0x40
je 0x1010375f
cmp edi, 0x3f
jne 0x1010358c
xor edx, edx
test ebx, ebx
je 0x10103776
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
inc edx
cmp edx, ebx
jb 0x10103765
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
cmp edi, 0x43
je case.0x101035d6.12
cmp edi, 0x2a
jne 0x101037b6
mov eax, ebx
shr ebx, 0x10
shr eax, 8
movzx edx, al
cmp edx, ebx
ja 0x10103590
nop
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
inc edx
cmp edx, ebx
jbe 0x101037a0
jmp 0x1010358c
cmp edi, 0x3c
jne 0x10103590
shr ebx, 8
movzx eax, bl
dec eax
cmp eax, ebp
jae 0x10103590
nop
and byte [eax + esi], 0xfe
inc eax
cmp eax, ebp
jb 0x101037d0
jmp 0x10103590
cmp edi, 0xc
je 0x10103590
cmp edi, 0xd
je 0x10103590
shr ebx, 8
movzx edx, bl
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
jmp 0x1010358c
shr ebx, 0x10
movzx eax, al
mov dword [esp + 0x20], eax
lea edi, [ebx - 1]
mov ebx, eax
add edi, eax
xor edx, edx
test ebx, ebx
je 0x10103831
nop
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
inc edx
cmp edx, ebx
jb 0x10103820
mov eax, edi
sub eax, edx
cmp edx, edi
jae 0x101038a9
cmp eax, 0x40
jb 0x101038a0
movaps xmm2, xmmword [0x1012db20]
and eax, 0x3f
mov ecx, edi
sub ecx, eax
lea eax, [esi + 0x20]
add eax, edx
movups xmm0, xmmword [eax - 0x20]
lea eax, [eax + 0x40]
add edx, 0x40
movaps xmm1, xmm2
mov ebx, edx
pand xmm1, xmm0
movups xmmword [eax - 0x60], xmm1
movaps xmm1, xmm2
movups xmm0, xmmword [eax - 0x50]
pand xmm1, xmm0
movups xmmword [eax - 0x50], xmm1
movaps xmm1, xmm2
movups xmm0, xmmword [eax - 0x40]
pand xmm1, xmm0
movups xmmword [eax - 0x40], xmm1
movaps xmm1, xmm2
movups xmm0, xmmword [eax - 0x30]
pand xmm1, xmm0
movups xmmword [eax - 0x30], xmm1
cmp edx, ecx
jb 0x10103851
cmp ebx, edi
jae 0x101038a9
nop dword [eax]
and byte [edx + esi], 0xfe
inc edx
cmp edx, edi
jb 0x101038a0
cmp edx, ebp
jae 0x10103776
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
inc edx
cmp edx, ebp
jb 0x101038b1
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
add ecx, 3
jmp 0x101038d9
mov eax, dword [esp + 0x1c]
movzx eax, byte [eax - 5]
dec eax
add ecx, eax
mov dword [esp + 0x20], ecx
mov edx, ecx
cmp ecx, ebp
jae 0x101038fa
mov cl, byte [edx + esi]
mov al, cl
add cl, cl
add al, cl
mov byte [edx + esi], al
inc edx
cmp edx, ebp
jb 0x101038e3
mov ecx, dword [esp + 0x20]
cmp ecx, ebp
cmovb ebp, ecx
pop edi
pop esi
mov eax, ebp
pop ebp
pop ebx
ret