Function at 0x42b22b
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
push ebx
push esi
mov esi, dword [0x471ad4]
push edi
xor edi, edi
mov dword [ebp - 8], edi
movsx eax, byte [esi]
inc esi
mov dword [ebp - 4], edi
mov dword [ebp - 0x10], edi
mov dword [ebp - 0xc], edi
mov dword [0x471ad4], esi
cmp eax, 0x41
jg 0x42b3e7
je 0x42b81b
test eax, eax
je 0x42b3ce
cmp eax, 0x2f
jle case.default.0x42b723
cmp eax, 0x31
jle 0x42b2d6
cmp eax, 0x39
jg case.default.0x42b723
movsx eax, byte [esi - 1]
push dword [eax*4 + 0x460c50]
lea ecx, [ebp - 8]
call fcn.00427fa8
cmp dword [ebp - 8], 0
je 0x42b2c1
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
push str.operator
lea ecx, [ebp - 0x20]
call fcn.00427c53
mov ecx, eax
call fcn.0042821e
mov eax, dword [ebp - 0x28]
mov dword [ebp - 8], eax
mov eax, dword [ebp - 0x24]
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 8]
mov dword [eax], ecx
mov ecx, dword [ebp - 4]
mov dword [eax + 4], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ebx, edi
mov dword [ebp - 0xc], edi
mov dword [ebp - 0x10], ebx
cmp byte [ebp + 0xc], bl
je 0x42b35d
lea eax, [ebp - 0x20]
push eax
call fcn.0042c543
pop ecx
push eax
lea eax, [ebp - 0x28]
push eax
push 0x3c
lea ecx, [ebp - 0x18]
call fcn.00427be5
mov ecx, eax
call fcn.0042821e
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x10]
call fcn.004282c8
lea ecx, [ebp - 0x10]
call fcn.0042b07d
cmp al, 0x3e
jne 0x42b325
push 0x20
lea ecx, [ebp - 0x10]
call fcn.00428309
push 0x3e
lea ecx, [ebp - 0x10]
call fcn.00428309
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x42b339
mov byte [eax], 1
mov esi, dword [0x471ad4]
cmp byte [esi], bl
jne 0x42b353
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
mov ecx, dword [ebp - 0xc]
jmp 0x42b2cc
mov ebx, dword [ebp - 0x10]
inc esi
mov dword [0x471ad4], esi
push edi
lea eax, [ebp - 0x28]
push edi
push eax
call fcn.0042d280
add esp, 0xc
mov ecx, dword [eax]
mov edx, dword [eax + 4]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], edx
mov dword [0x471ad4], esi
test ecx, ecx
je 0x42b3ab
cmp byte [esi - 1], 0x31
jne 0x42b3ab
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x20]
push eax
push 0x7e
lea ecx, [ebp - 0x28]
call fcn.00427be5
mov ecx, eax
call fcn.0042821e
mov ecx, dword [ebp - 0x20]
mov edx, dword [ebp - 0x1c]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], edx
test ebx, ebx
je 0x42b3c1
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 8]
call fcn.004282c8
mov edx, dword [ebp - 4]
mov ecx, dword [ebp - 8]
mov eax, dword [ebp + 8]
mov dword [eax], ecx
mov dword [eax + 4], edx
jmp 0x42b2cf
dec esi
mov dword [0x471ad4], esi
mov ecx, dword [ebp + 8]
push 1
call fcn.00427c86
mov eax, dword [ebp + 8]
jmp 0x42b2cf
cmp eax, 0x42
je 0x42b818
jle case.default.0x42b723
cmp eax, 0x5a
jle 0x42b81b
cmp eax, 0x5f
jne case.default.0x42b723
movsx eax, byte [esi]
inc esi
mov dword [0x471ad4], esi
cmp eax, 0x4f
jg 0x42b4f0
cmp eax, 0x44
jge 0x42b7f8
cmp eax, 0x39
jg 0x42b48f
je 0x42b46b
test eax, eax
je 0x42b3ce
cmp eax, 0x2f
jle case.default.0x42b723
cmp eax, 0x36
jle 0x42b45b
cmp eax, 0x38
jg case.default.0x42b723
movsx eax, byte [esi - 1]
push dword [eax*4 + 0x460ce0]
mov ecx, dword [ebp + 8]
call fcn.00427c53
jmp 0x42b3df
movsx eax, byte [esi - 1]
push dword [eax*4 + 0x460ce0]
jmp 0x42b28b
movsx eax, byte [esi - 1]
lea ecx, [ebp - 0x20]
push dword [eax*4 + 0x460ce0]
call fcn.00427c53
mov edx, dword [ebp - 0x1c]
or edx, 0x8000
mov ecx, dword [ebp - 0x20]
jmp 0x42b3c1
cmp eax, 0x3f
je 0x42b4cd
cmp eax, 0x40
jle case.default.0x42b723
cmp eax, 0x42
jle 0x42b7f8
cmp eax, 0x43
jne case.default.0x42b723
push 1
push str._string
lea eax, [ebp - 0x20]
push eax
call fcn.0042c415
mov edx, dword [ebp - 0x1c]
add esp, 0xc
or edx, 0x1000
jmp 0x42b487
movsx eax, byte [esi]
inc esi
mov dword [0x471ad4], esi
test eax, eax
je 0x42b3ce
cmp eax, 0x30
jne case.default.0x42b723
push edi
push str._anonymous_namespace
jmp 0x42b4b6
cmp eax, 0x54
jg 0x42b6ee
cmp eax, 0x53
jge 0x42b7f8
sub eax, 0x50
je 0x42b692
sub eax, 1
je 0x42b293
sub eax, 1
jne case.default.0x42b723
movsx eax, byte [esi - 1]
lea ecx, [ebp - 8]
push dword [eax*4 + 0x460cc4]
call fcn.00427fa8
mov eax, dword [0x471ad4]
mov al, byte [eax]
test al, al
jne 0x42b54d
push 1
push dword [ebp + 8]
lea ecx, [ebp - 8]
call fcn.004282a6
jmp 0x42b3df
movsx eax, al
sub eax, 0x30
js case.default.0x42b723
cmp eax, 5
jae case.default.0x42b723
push dword [eax*4 + 0x460e60]
lea ecx, [ebp - 0x10]
call fcn.00427fa8
mov ecx, dword [0x471ad4]
movsx eax, byte [ecx]
inc ecx
mov dword [0x471ad4], ecx
cmp eax, 0x30
je 0x42b653
cmp eax, 0x31
je 0x42b5a7
add eax, 0xffffffce
cmp eax, 2
jbe 0x42b6da
dec ecx
mov dword [0x471ad4], ecx
jmp 0x42b3d5
mov eax, dword [ebp - 8]
lea ecx, [ebp - 0x18]
mov dword [ebp - 0x18], eax
mov eax, dword [ebp - 4]
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x10]
push eax
call fcn.004282c8
push 0x2c
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x20]
push eax
call fcn.0042c27d
pop ecx
mov ecx, eax
call fcn.00428240
push eax
lea ecx, [ebp - 0x18]
call fcn.004282c8
push 0x2c
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x20]
push eax
call fcn.0042c27d
pop ecx
mov ecx, eax
call fcn.00428240
push eax
lea ecx, [ebp - 0x18]
call fcn.004282c8
push 0x2c
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x20]
push eax
call fcn.0042c27d
pop ecx
mov ecx, eax
call fcn.00428240
push eax
lea ecx, [ebp - 0x18]
call fcn.004282c8
push 0x29
lea eax, [ebp - 0x28]
push eax
lea eax, [ebp - 0x20]
push edi
push eax
call fcn.0042a654
pop ecx
pop ecx
mov ecx, eax
call fcn.00428240
push eax
lea ecx, [ebp - 0x18]
call fcn.004282c8
push 0x27
push dword [ebp + 8]
lea ecx, [ebp - 0x18]
call fcn.00428240
jmp 0x42b3df
lea eax, [ebp - 0x28]
push edi
push eax
call fcn.0042a332
mov eax, dword [ebp - 0x28]
pop ecx
pop ecx
mov dword [ebp - 0x18], eax
lea ecx, [ebp - 0x18]
mov eax, dword [ebp - 0x24]
push 0x20
mov dword [ebp - 0x14], eax
call fcn.00428309
mov eax, dword [ebp - 0x18]
lea ecx, [ebp - 0x20]
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0x1c], eax
lea eax, [ebp - 8]
push eax
call fcn.004282c8
lea ecx, [ebp - 0x20]
jmp 0x42b6dd
movsx eax, byte [esi - 1]
lea ecx, [ebp - 8]
push dword [eax*4 + 0x460cc4]
call fcn.00427fa8
push edi
lea eax, [ebp - 0x28]
push edi
push eax
call fcn.0042b22b
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 0x10], ecx
mov dword [ebp - 0xc], eax
test ecx, ecx
je 0x42b6da
test eax, 0x400
je 0x42b6da
mov eax, dword [ebp + 8]
mov dword [eax + 4], edi
mov byte [eax + 4], 2
mov dword [eax], edi
jmp 0x42b2cf
lea ecx, [ebp - 8]
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 8]
call fcn.0042821e
jmp 0x42b3df
cmp eax, 0x56
jle 0x42b808
cmp eax, 0x57
jle case.default.0x42b723
cmp eax, 0x59
jle 0x42b7f8
cmp eax, 0x5f
jne case.default.0x42b723
movsx eax, byte [esi]
inc esi
sub eax, 0x41
mov dword [0x471ad4], esi
cmp eax, 0xb
ja case.default.0x42b723
movzx eax, byte [eax + 0x42b85b]
jmp dword [eax*4 + 0x42b84f]
movsx eax, byte [esi - 1]
push dword [eax*4 + 0x460d28]
jmp 0x42b451
movsx eax, byte [esi - 1]
lea ecx, [ebp - 0x18]
push dword [eax*4 + 0x460d28]
call fcn.00427c53
mov eax, dword [0x471ad4]
cmp byte [eax], 0x3f
lea eax, [ebp - 0x28]
push eax
jne 0x42b77c
call fcn.0042a400
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.004282c8
mov eax, dword [0x471ad4]
cmp byte [eax], 0x40
jne 0x42b78b
inc eax
mov dword [0x471ad4], eax
jmp 0x42b78b
call fcn.0042c4fb
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.004282c8
push 0x4614a4
lea ecx, [ebp - 0x18]
call fcn.004283be
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x18]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x14]
jmp 0x42b2cc
movsx eax, byte [esi - 1]
lea ecx, [ebp - 0x20]
push dword [eax*4 + 0x460d28]
call fcn.00427c53
jmp 0x42b7d1
cmp al, 0x40
je 0x42b7e1
inc ecx
mov dword [0x471ad4], ecx
lea ecx, [ebp - 0x20]
push eax
call fcn.00428309
mov ecx, dword [0x471ad4]
mov al, byte [ecx]
test al, al
jne 0x42b7bd
cmp al, 0x40
jne 0x42b7e8
inc ecx
mov dword [0x471ad4], ecx
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x20]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x1c]
jmp 0x42b2cc
movsx eax, byte [esi - 1]
push dword [eax*4 + 0x460cc4]
jmp 0x42b451
movsx eax, byte [esi - 1]
push dword [eax*4 + 0x460cc4]
jmp 0x42b28b
xor edi, edi
inc edi
movsx eax, byte [esi - 1]
lea ecx, [ebp - 8]
push dword [eax*4 + 0x460c34]
call fcn.00427fa8
test edi, edi
je 0x42b293
cmp dword [ebp - 8], 0
je 0x42b2c1
or dword [ebp - 4], 0x200
jmp 0x42b2c1