Function at 0x5b9780
Capabilities:
Parse credit card information

Disassembly:
mov ecx, dword fs:[0x14]
mov ecx, dword [ecx]
cmp esp, dword [ecx + 8]
jbe 0x5b9ea3
sub esp, 0x48
mov eax, dword [esp + 0x50]
test eax, eax
je 0x5b9e70
lea ecx, [0x92cb00]
mov dword [esp], ecx
mov dword [esp + 4], 0
shr eax, 1
mov dword [esp + 0x28], eax
mov dword [esp + 8], eax
call fcn.00440170
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 0x4c]
cmp byte [ecx], 0x22
jne 0x5b9b77
mov edx, dword [esp + 0x50]
dec edx
mov ebx, edx
neg edx
sar edx, 0x1f
and edx, 1
add ecx, edx
mov edx, dword [esp + 0x28]
xor ebp, ebp
jmp 0x5b97f5
mov ecx, eax
mov eax, edi
mov ebp, esi
test ebx, ebx
je 0x5b9b4e
mov dword [esp + 0x38], eax
movzx esi, byte [ecx]
lea edi, [ebx - 1]
mov dword [esp + 0x50], edi
xchg edi, ebx
neg ebx
xchg edi, ebx
sar edi, 0x1f
and edi, 1
lea eax, [edi + ecx]
xchg esi, eax
cmp al, 0x22
xchg esi, eax
je 0x5b9a68
mov dword [esp + 0x44], eax
mov dword [esp + 0x24], ebp
xchg esi, eax
cmp al, 0x5c
xchg esi, eax
jne 0x5b9946
cmp ebx, 1
je 0x5b991d
movzx ecx, byte [ecx + edi]
cmp cl, 0xb
jne 0x5b98b5
lea esi, [ebp + 1]
cmp esi, edx
ja 0x5b9869
mov edi, dword [esp + 0x38]
mov byte [edi + ebp], cl
lea ecx, [ebx - 2]
mov ebx, ecx
neg ecx
sar ecx, 0x1f
and ecx, 1
add eax, ecx
jmp 0x5b97ef
mov byte [esp + 0x21], cl
mov dword [esp + 0x50], ebx
lea eax, [0x92cb00]
mov dword [esp], eax
mov ecx, dword [esp + 0x38]
mov dword [esp + 4], ecx
mov dword [esp + 8], ebp
mov dword [esp + 0xc], edx
mov dword [esp + 0x10], esi
call fcn.004402d0
mov edi, dword [esp + 0x14]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
lea esi, [eax + 1]
mov eax, dword [esp + 0x44]
movzx ecx, byte [esp + 0x21]
mov ebx, dword [esp + 0x50]
mov ebp, dword [esp + 0x24]
jmp 0x5b9855
cmp cl, 0xc
je 0x5b984a
cmp cl, 1
jb 0x5b9919
cmp cl, 9
xchg esi, ebx
setbe bl
xchg esi, ebx
xchg esi, eax
test al, al
xchg esi, eax
jne 0x5b984a
cmp cl, 0xe
jb 0x5b9915
cmp cl, 0x7f
xchg esi, ebx
setbe bl
xchg esi, ebx
xchg esi, eax
test al, al
xchg esi, eax
jne 0x5b984a
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
xor esi, esi
jmp 0x5b98e2
xor esi, esi
jmp 0x5b98c9
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
xchg esi, eax
cmp al, 0xb
xchg esi, eax
jne 0x5b99b0
lea ecx, [ebp + 1]
cmp ecx, edx
ja 0x5b996a
mov ebx, dword [esp + 0x38]
xchg esi, eax
mov byte [ebx + ebp], al
xchg esi, eax
mov esi, ecx
mov edi, ebx
mov ebx, dword [esp + 0x50]
jmp 0x5b97ef
xchg esi, eax
mov byte [esp + 0x20], al
xchg esi, eax
lea eax, [0x92cb00]
mov dword [esp], eax
mov ebx, dword [esp + 0x38]
mov dword [esp + 4], ebx
mov dword [esp + 8], ebp
mov dword [esp + 0xc], edx
mov dword [esp + 0x10], ecx
call fcn.004402d0
mov ebx, dword [esp + 0x14]
mov eax, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
lea ecx, [eax + 1]
mov eax, dword [esp + 0x44]
mov ebp, dword [esp + 0x24]
movzx esi, byte [esp + 0x20]
jmp 0x5b9958
xchg esi, eax
cmp al, 0xc
xchg esi, eax
je 0x5b994d
xchg esi, eax
cmp al, 0x20
xchg esi, eax
je 0x5b994d
xchg esi, eax
cmp al, 0x21
xchg esi, eax
je 0x5b994d
xchg esi, eax
cmp al, 0x7f
xchg esi, eax
je 0x5b994d
xchg esi, eax
cmp al, 1
xchg esi, eax
jb 0x5b9a61
xchg esi, eax
cmp al, 8
xchg esi, eax
setbe cl
test cl, cl
jne 0x5b994d
xchg esi, eax
cmp al, 0xe
xchg esi, eax
jb 0x5b9a5d
xchg esi, eax
cmp al, 0x1f
xchg esi, eax
setbe cl
test cl, cl
jne 0x5b994d
xchg esi, eax
cmp al, 0x23
xchg esi, eax
jb 0x5b9a59
xchg esi, eax
cmp al, 0x5b
xchg esi, eax
setbe cl
test cl, cl
jne 0x5b994d
xchg esi, eax
cmp al, 0x5d
xchg esi, eax
jb 0x5b9a55
xchg esi, eax
cmp al, 0x7e
xchg esi, eax
setbe cl
test cl, cl
jne 0x5b994d
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
xor ecx, ecx
jmp 0x5b9a24
xor ecx, ecx
jmp 0x5b9a0d
xor ecx, ecx
jmp 0x5b99f6
xor ecx, ecx
jmp 0x5b99df
mov ecx, dword [esp + 0x50]
mov ebx, dword [esp + 0x38]
test ecx, ecx
jne 0x5b9a9d
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
cmp byte [eax], 0x40
jne 0x5b9a74
mov dword [esp + 0x24], ebp
mov dword [esp + 0x28], edx
mov dword [esp + 0x38], ebx
dec ecx
mov dword [esp + 0x50], ecx
mov edx, ecx
neg ecx
sar ecx, 0x1f
and ecx, 1
add eax, ecx
mov dword [esp + 0x4c], eax
mov dword [esp], eax
mov dword [esp + 4], edx
call fcn.005b9eb0
movzx eax, byte [esp + 0x14]
test al, al
je 0x5b9b25
mov dword [esp], 0
mov eax, dword [esp + 0x38]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x24]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x28]
mov dword [esp + 0xc], eax
call fcn.004436f0
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x10]
mov dword [esp + 0x54], ecx
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x4c]
mov dword [esp + 0x5c], eax
mov eax, dword [esp + 0x50]
mov dword [esp + 0x60], eax
mov byte [esp + 0x64], 1
add esp, 0x48
ret
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
mov edx, dword [esp + 0x28]
mov ebx, dword [esp + 0x50]
xor ebp, ebp
jmp 0x5b9ba1
xchg esi, ebx
mov byte [eax + ebp], bl
xchg esi, ebx
lea esi, [edi - 1]
mov edi, esi
xchg esi, ebx
neg ebx
xchg esi, ebx
sar esi, 0x1f
and esi, 1
add ecx, esi
mov ebp, ebx
mov ebx, edi
mov dword [esp + 0x2c], ebp
test ebx, ebx
jle 0x5b9d6e
movzx esi, byte [ecx]
xchg esi, eax
cmp al, 0x5c
xchg esi, eax
jne 0x5b9c61
lea esi, [ebx - 1]
mov edi, esi
xchg esi, ebx
neg ebx
xchg esi, ebx
sar esi, 0x1f
and esi, 1
add esi, ecx
cmp ebx, 1
je 0x5b9c38
test edi, edi
jbe 0x5b9e99
lea ebx, [ebp + 1]
mov ecx, esi
movzx esi, byte [esi]
cmp ebx, edx
jbe 0x5b9b83
mov dword [esp + 0x44], ecx
xchg esi, eax
mov byte [esp + 0x21], al
xchg esi, eax
mov dword [esp + 0x50], edi
lea ecx, [0x92cb00]
mov dword [esp], ecx
mov dword [esp + 4], eax
mov dword [esp + 8], ebp
mov dword [esp + 0xc], edx
mov dword [esp + 0x10], ebx
call fcn.004402d0
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
lea ebx, [ecx + 1]
mov ecx, dword [esp + 0x44]
mov ebp, dword [esp + 0x2c]
movzx esi, byte [esp + 0x21]
mov edi, dword [esp + 0x50]
jmp 0x5b9b83
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
xchg esi, eax
cmp al, 0x30
xchg esi, eax
jb 0x5b9c78
xchg esi, eax
cmp al, 0x39
xchg esi, eax
ja 0x5b9c78
mov esi, ecx
mov edi, ebx
jmp 0x5b9bd3
xchg esi, eax
cmp al, 0x61
xchg esi, eax
jb 0x5b9e69
xchg esi, eax
cmp al, 0x7a
xchg esi, eax
xchg edi, ebx
setbe bl
xchg edi, ebx
xchg edi, eax
test al, al
xchg edi, eax
jne 0x5b9c6f
xchg esi, eax
cmp al, 0x41
xchg esi, eax
jb 0x5b9e62
xchg esi, eax
cmp al, 0x5a
xchg esi, eax
xchg edi, ebx
setbe bl
xchg edi, ebx
xchg edi, eax
test al, al
xchg edi, eax
jne 0x5b9c6f
xchg esi, eax
cmp al, 0x21
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x23
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x24
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x25
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x26
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x27
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x2a
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x2b
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x2d
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x2f
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x3d
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x3f
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x5e
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x5f
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x60
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x7b
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x7c
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x7d
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x7e
xchg esi, eax
je 0x5b9c6f
xchg esi, eax
cmp al, 0x2e
xchg esi, eax
je 0x5b9c6f
test ebp, ebp
je 0x5b9e39
movzx esi, word [0xa9a86c]
mov word [esp + 0x22], si
cmp byte [eax], 0x2e
jne 0x5b9dc8
mov esi, 1
xchg esi, eax
test al, al
xchg esi, eax
jne 0x5b9d9f
mov esi, ecx
mov ecx, ebx
mov ebx, eax
mov eax, esi
jmp 0x5b9a70
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
movzx esi, byte [ebp + eax - 1]
xchg esi, eax
cmp al, 0x2e
xchg esi, eax
jne 0x5b9ddb
mov esi, 1
jmp 0x5b9d8c
mov dword [esp + 0x30], edx
mov dword [esp + 0x3c], eax
mov dword [esp + 0x34], ebx
mov dword [esp + 0x40], ecx
nop
mov dword [esp], eax
mov dword [esp + 4], ebp
mov dword [esp + 8], edx
lea ecx, [esp + 0x22]
mov dword [esp + 0xc], ecx
mov dword [esp + 0x10], 2
mov dword [esp + 0x14], 2
call fcn.0046f8d0
cmp dword [esp + 0x18], 0xffffffff
xchg esi, ebx
setne bl
xchg esi, ebx
mov eax, dword [esp + 0x3c]
mov ecx, dword [esp + 0x40]
mov edx, dword [esp + 0x30]
mov ebx, dword [esp + 0x34]
mov ebp, dword [esp + 0x2c]
jmp 0x5b9d8c
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
xor edi, edi
jmp 0x5b9cac
xor edi, edi
jmp 0x5b9c8f
mov dword [esp + 0x54], 0
mov dword [esp + 0x58], 0
mov dword [esp + 0x5c], 0
mov dword [esp + 0x60], 0
mov byte [esp + 0x64], 0
add esp, 0x48
ret
xor eax, eax
mov ecx, edi
call fcn.00456b30
nop
call fcn.00455270
jmp fcn.005b9780