Function at 0x4f2264
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffea0
push ebx
push esi
mov ebx, ecx
mov dword [ebp - 8], edx
mov dword [ebp - 4], eax
cmp dword [ebp + 0x14], 0
setne byte [ebp - 0xe]
cmp byte [ebp - 0xe], 0
je 0x4f2288
inc dword [ebp + 0x10]
cmp dword [ebp + 0x10], 0x11
jle 0x4f229a
mov dword [ebp - 0xc], 0xffffffff
jmp 0x4f2a05
mov byte [ebp - 0xd], 0
cmp dword [ebp + 0x18], 0
je 0x4f22b5
mov eax, dword [ebp + 0x18]
movzx eax, byte [eax]
cmp al, byte [ebx]
jne 0x4f22b1
inc ebx
jmp 0x4f22b5
mov byte [ebp - 0xd], 1
cmp dword [ebp + 0x14], 0
setne byte [ebp - 0xe]
cmp byte [ebp - 0xe], 0
je 0x4f22d9
push 1
lea ecx, [ebp - 0x2c]
mov edx, 0x4f2a10
mov eax, ebx
call fcn.0040db64
mov dword [ebp - 0x24], eax
jmp 0x4f22ed
push 1
lea ecx, [ebp - 0x2c]
mov edx, 0x4f2a14
mov eax, ebx
call fcn.0040db64
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jg 0x4f22ff
mov dword [ebp - 0xc], 0xffffffff
jmp 0x4f2a05
add ebx, dword [ebp - 0x24]
xor eax, eax
mov dword [ebp - 0x40], eax
cmp byte [ebp - 0xe], 0
je 0x4f231a
xor eax, eax
mov dword [ebp - 0x18], eax
mov eax, dword [ebp + 0x14]
mov dword [ebp - 0x14], eax
jmp 0x4f2320
mov eax, dword [ebp - 0x2c]
mov dword [ebp - 0x14], eax
xor eax, eax
mov dword [ebp - 0x1c], eax
mov byte [ebp - 0x31], 1
cmp byte [ebp - 0xe], 0
jne 0x4f2339
cmp dword [ebp - 0x14], 0
jle 0x4f29e3
cmp byte [ebx], 0x5c
jne 0x4f2359
mov eax, dword [ebp - 4]
mov edx, dword [ebp - 8]
call fcn.00445bd8
test al, al
je 0x4f29e3
mov ebx, dword [ebp - 8]
xor eax, eax
mov dword [ebp - 0x40], eax
cmp byte [ebp - 0x31], 0
je 0x4f23b9
mov edx, dword [ebp + 0x10]
add edx, edx
add edx, edx
add edx, edx
lea eax, [ebp - 0xe8]
xor ecx, ecx
call fcn.004032f4
mov edx, dword [ebp + 0x10]
add edx, edx
add edx, edx
lea eax, [ebp - 0x12c]
xor ecx, ecx
call fcn.004032f4
mov edx, dword [ebp + 0x10]
lea eax, [ebp - 0x13d]
xor ecx, ecx
call fcn.004032f4
mov edx, dword [ebp + 0x10]
lea eax, [ebp - 0x14e]
xor ecx, ecx
call fcn.004032f4
mov edx, dword [ebp + 0x10]
lea eax, [ebp - 0x15f]
xor ecx, ecx
call fcn.004032f4
mov dword [ebp - 0x38], ebx
cmp byte [ebp - 0xe], 0
je 0x4f23d7
cmp byte [ebx], 0x3b
jne 0x4f23e3
or ecx, 0xffffffff
mov edx, dword [ebp + 8]
xor eax, eax
call dword [ebp + 0xc]
jmp 0x4f29e3
mov eax, dword [ebp - 0x1c]
cmp eax, dword [ebp - 0x14]
jge 0x4f29e3
mov eax, dword [ebp + 0x10]
dec eax
test eax, eax
jl 0x4f2750
inc eax
mov dword [ebp - 0x50], eax
mov dword [ebp - 0x20], 0
lea eax, [ebp - 0x15f]
mov dword [ebp - 0x54], eax
lea esi, [ebp - 0xe8]
lea eax, [ebp - 0x12c]
mov dword [ebp - 0x58], eax
lea eax, [ebp - 0x13d]
mov dword [ebp - 0x5c], eax
lea eax, [ebp - 0x14e]
mov dword [ebp - 0x60], eax
cmp byte [ebp - 0x31], 0
jne 0x4f24c3
mov eax, dword [ebp - 0x54]
cmp byte [eax], 1
jne 0x4f24c3
cmp byte [ebx], 0x7e
jne 0x4f24ae
cmp byte [ebx + 1], 0x2b
je 0x4f2451
cmp byte [ebx + 1], 0x2d
je 0x4f2451
cmp byte [ebx + 1], 0x3d
jne 0x4f2458
xor eax, eax
mov dword [ebp - 0x24], eax
jmp 0x4f2466
lea edx, [ebp - 0x30]
lea eax, [ebx + 1]
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jg 0x4f246f
inc ebx
jmp 0x4f24a6
mov eax, dword [ebp - 0x30]
cmp eax, dword [ebp - 0x20]
jne 0x4f247d
inc ebx
add ebx, dword [ebp - 0x24]
jmp 0x4f24a6
cmp dword [ebp - 0x30], 0
jl 0x4f248b
mov eax, dword [ebp - 0x30]
cmp eax, dword [ebp + 0x10]
jl 0x4f2491
inc ebx
add ebx, dword [ebp - 0x24]
jmp 0x4f24a6
mov eax, dword [ebp - 0x58]
mov eax, dword [eax]
cdq
add eax, dword [esi]
adc edx, dword [esi + 4]
mov dword [esi], eax
mov dword [esi + 4], edx
jmp 0x4f2734
mov eax, dword [ebp - 0x54]
mov byte [eax], 0
jmp 0x4f24e4
mov eax, dword [ebp - 0x58]
mov eax, dword [eax]
cdq
add eax, dword [esi]
adc edx, dword [esi + 4]
mov dword [esi], eax
mov dword [esi + 4], edx
jmp 0x4f2734
cmp byte [ebx], 0x2e
jne 0x4f24e4
inc ebx
mov eax, dword [ebp - 0x58]
mov eax, dword [eax]
cdq
add eax, dword [esi]
adc edx, dword [esi + 4]
mov dword [esi], eax
mov dword [esi + 4], edx
mov eax, dword [ebp - 0x54]
mov byte [eax], 1
jmp 0x4f2734
mov byte [ebp - 0x49], 0
mov byte [ebp - 0x4a], 0
cmp byte [ebx], 0x47
jb 0x4f2501
cmp byte [ebx], 0x50
ja 0x4f2501
movzx eax, byte [ebx]
mov byte [ebp - 0x4a], al
add byte [ebx], 0xe9
jmp 0x4f2544
cmp byte [ebx], 0x51
jb 0x4f2516
cmp byte [ebx], 0x56
ja 0x4f2516
movzx eax, byte [ebx]
mov byte [ebp - 0x4a], al
add byte [ebx], 0x10
jmp 0x4f2544
cmp byte [ebp - 0x31], 0
jne 0x4f2544
cmp byte [ebx], 0x67
jb 0x4f2531
cmp byte [ebx], 0x70
ja 0x4f2531
movzx eax, byte [ebx]
mov byte [ebp - 0x49], al
add byte [ebx], 0xc9
jmp 0x4f2544
cmp byte [ebx], 0x71
jb 0x4f2544
cmp byte [ebx], 0x76
ja 0x4f2544
movzx eax, byte [ebx]
mov byte [ebp - 0x49], al
add byte [ebx], 0xf0
cmp byte [ebp - 0x31], 0
jne 0x4f261a
cmp byte [ebx], 0x2b
je 0x4f2562
cmp byte [ebx], 0x2d
je 0x4f2562
cmp byte [ebp - 0x49], 0
je 0x4f261a
cmp byte [ebp - 0x49], 0
je 0x4f256e
mov byte [ebp - 0x32], 0
jmp 0x4f2576
cmp byte [ebx], 0x2d
sete byte [ebp - 0x32]
inc ebx
cmp byte [ebx], 0x2b
je 0x4f2585
cmp byte [ebx], 0x2d
je 0x4f2585
cmp byte [ebx], 0x3d
jne 0x4f258c
xor eax, eax
mov dword [ebp - 0x24], eax
jmp 0x4f2599
lea edx, [ebp - 0x30]
mov eax, ebx
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp byte [ebp - 0x49], 0
je 0x4f25a5
movzx eax, byte [ebp - 0x49]
mov byte [ebx], al
cmp dword [ebp - 0x24], 0
jg 0x4f25b8
cmp byte [ebp - 0x32], 0
je 0x4f2605
mov eax, dword [ebp - 0x58]
neg dword [eax]
jmp 0x4f2605
add ebx, dword [ebp - 0x24]
cmp byte [ebx], 0x7b
jne 0x4f25c9
mov eax, dword [ebp - 0x5c]
mov byte [eax], 0xc
inc ebx
jmp 0x4f25e3
cmp byte [ebx], 0x7d
jne 0x4f25d7
mov eax, dword [ebp - 0x5c]
mov byte [eax], 9
inc ebx
jmp 0x4f25e3
cmp byte [ebx], 0x7c
jne 0x4f25e3
mov eax, dword [ebp - 0x5c]
mov byte [eax], 0
inc ebx
mov eax, dword [ebp - 0x5c]
cmp byte [eax], 0
jbe 0x4f25f4
mov eax, dword [ebp - 0x5c]
movzx ecx, byte [eax]
shl dword [ebp - 0x30], cl
cmp byte [ebp - 0x32], 0
je 0x4f25fd
neg dword [ebp - 0x30]
mov eax, dword [ebp - 0x58]
mov edx, dword [ebp - 0x30]
mov dword [eax], edx
mov eax, dword [ebp - 0x58]
mov eax, dword [eax]
cdq
add eax, dword [esi]
adc edx, dword [esi + 4]
mov dword [esi], eax
mov dword [esi + 4], edx
jmp 0x4f2734
cmp byte [ebp - 0x31], 0
jne 0x4f2632
cmp byte [ebx], 0x3d
jne 0x4f2632
mov eax, dword [ebp - 0x58]
xor edx, edx
mov dword [eax], edx
inc ebx
jmp 0x4f2734
cmp byte [ebx], 0x3a
je 0x4f2647
cmp byte [ebp - 0x4a], 0
jne 0x4f2647
cmp dword [ebp - 0x20], 0
jne 0x4f2721
cmp byte [ebp - 0x4a], 0
je 0x4f2653
mov byte [ebp - 0x32], 0
jmp 0x4f266d
cmp byte [ebx], 0x3a
jne 0x4f265b
inc ebx
jmp 0x4f265f
mov byte [ebp - 0x31], 1
cmp byte [ebx], 0x2d
sete byte [ebp - 0x32]
cmp byte [ebp - 0x32], 0
je 0x4f266d
inc ebx
cmp byte [ebx], 0x2b
je 0x4f267c
cmp byte [ebx], 0x2d
je 0x4f267c
cmp byte [ebx], 0x3d
jne 0x4f2683
xor eax, eax
mov dword [ebp - 0x24], eax
jmp 0x4f26ba
cmp byte [ebp - 0xd], 0
je 0x4f2697
mov edx, esi
mov eax, ebx
call fcn.004f2250
mov dword [ebp - 0x24], eax
jmp 0x4f26a3
mov edx, esi
mov eax, ebx
call fcn.004f21b4
mov dword [ebp - 0x24], eax
cmp byte [ebp - 0x32], 0
je 0x4f26ba
mov eax, dword [esi]
mov edx, dword [esi + 4]
neg eax
adc edx, 0
neg edx
mov dword [esi], eax
mov dword [esi + 4], edx
cmp byte [ebp - 0x4a], 0
je 0x4f26c6
movzx eax, byte [ebp - 0x4a]
mov byte [ebx], al
cmp dword [ebp - 0x24], 0
jle 0x4f29e3
add ebx, dword [ebp - 0x24]
cmp byte [ebx], 0x7b
jne 0x4f26e1
mov eax, dword [ebp - 0x60]
mov byte [eax], 0xc
inc ebx
jmp 0x4f26fb
cmp byte [ebx], 0x7d
jne 0x4f26ef
mov eax, dword [ebp - 0x60]
mov byte [eax], 9
inc ebx
jmp 0x4f26fb
cmp byte [ebx], 0x7c
jne 0x4f26fb
mov eax, dword [ebp - 0x60]
mov byte [eax], 0
inc ebx
mov eax, dword [ebp - 0x60]
cmp byte [eax], 0
jbe 0x4f2718
mov eax, dword [esi]
mov edx, dword [esi + 4]
mov ecx, dword [ebp - 0x60]
movzx ecx, byte [ecx]
call fcn.0040528c
mov dword [esi], eax
mov dword [esi + 4], edx
mov eax, dword [ebp - 0x58]
xor edx, edx
mov dword [eax], edx
jmp 0x4f2734
cmp byte [ebp - 0xe], 0
je 0x4f29e3
cmp byte [ebx], 0x3b
jne 0x4f29e3
inc dword [ebp - 0x20]
inc dword [ebp - 0x60]
inc dword [ebp - 0x5c]
add dword [ebp - 0x58], 4
add esi, 8
inc dword [ebp - 0x54]
dec dword [ebp - 0x50]
jne 0x4f2424
cmp byte [ebp - 0xe], 0
je 0x4f27b7
mov eax, dword [ebp - 0x18]
cdq
cmp edx, dword [ebp - 0xe4]
jne 0x4f2770
cmp eax, dword [ebp - 0xe8]
ja 0x4f29e3
jmp 0x4f2776
jg 0x4f29e3
mov eax, dword [ebp - 0x14]
cdq
cmp edx, dword [ebp - 0xe4]
jne 0x4f278f
cmp eax, dword [ebp - 0xe8]
ja 0x4f2795
jmp 0x4f29e3
jle 0x4f29e3
mov eax, dword [ebp - 0xe8]
mov dword [ebp - 0x18], eax
lea eax, [ebp - 0xe0]
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp + 8]
call dword [ebp + 0xc]
test al, al
je 0x4f29e3
jmp 0x4f27ce
lea eax, [ebp - 0xe8]
mov ecx, dword [ebp - 0x1c]
mov edx, dword [ebp + 8]
call dword [ebp + 0xc]
test al, al
je 0x4f29e3
inc dword [ebp - 0x1c]
mov byte [ebp - 0x31], 0
cmp dword [ebp - 0x40], 0
je 0x4f28c2
cmp ebx, dword [ebp - 0x40]
jb 0x4f23bc
cmp ebx, dword [ebp - 0x40]
ja 0x4f29e3
cmp dword [ebp - 0x48], 0
jle 0x4f2808
dec dword [ebp - 0x48]
cmp dword [ebp - 0x48], 0
jle 0x4f2808
mov ebx, dword [ebp - 0x3c]
jmp 0x4f23bc
mov eax, dword [ebp - 0x38]
cmp byte [eax], 0x2a
jne 0x4f284d
mov dword [ebp - 0x40], ebx
mov ebx, dword [ebp - 0x38]
inc ebx
lea edx, [ebp - 0x30]
mov eax, ebx
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jle 0x4f29e3
cmp dword [ebp - 0x30], 1
jle 0x4f29e3
mov eax, dword [ebp - 0x30]
dec eax
mov dword [ebp - 0x48], eax
add ebx, dword [ebp - 0x24]
mov dword [ebp - 0x38], ebx
mov ebx, dword [ebp - 0x3c]
jmp 0x4f23bc
mov eax, dword [ebp - 0x40]
cmp byte [eax], 0
jne 0x4f285e
mov eax, dword [ebp - 0x40]
movzx edx, byte [ebp - 0x41]
mov byte [eax], dl
mov ebx, dword [ebp - 0x38]
cmp byte [ebx], 0x3f
jne 0x4f28bd
inc ebx
lea edx, [ebp - 0x30]
mov eax, ebx
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jle 0x4f29e3
cmp dword [ebp - 0x30], 0
jle 0x4f29e3
mov eax, dword [ebp - 0x38]
sub eax, dword [ebp - 0x3c]
cmp eax, dword [ebp - 0x30]
jl 0x4f29e3
add ebx, dword [ebp - 0x24]
mov dword [ebp - 0x38], ebx
mov ebx, dword [ebp - 0x3c]
mov eax, dword [ebp - 0x3c]
add eax, dword [ebp - 0x30]
mov dword [ebp - 0x40], eax
mov eax, dword [ebp - 0x40]
movzx eax, byte [eax]
mov byte [ebp - 0x41], al
mov eax, dword [ebp - 0x40]
mov byte [eax], 0
jmp 0x4f23bc
xor eax, eax
mov dword [ebp - 0x40], eax
cmp byte [ebx], 0x2a
jne 0x4f2910
cmp ebx, dword [ebp - 0x38]
je 0x4f29e3
mov dword [ebp - 0x40], ebx
mov eax, dword [ebp - 0x38]
mov dword [ebp - 0x3c], eax
inc ebx
lea edx, [ebp - 0x30]
mov eax, ebx
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jle 0x4f29e3
cmp dword [ebp - 0x30], 1
jle 0x4f29e3
mov eax, dword [ebp - 0x30]
dec eax
mov dword [ebp - 0x48], eax
add ebx, dword [ebp - 0x24]
mov dword [ebp - 0x38], ebx
mov ebx, dword [ebp - 0x3c]
jmp 0x4f23bc
cmp byte [ebx], 0x40
jne 0x4f29d0
mov dword [ebp - 0x38], ebx
inc ebx
cmp byte [ebx], 0x40
sete byte [ebp - 0x33]
cmp byte [ebp - 0x33], 0
je 0x4f292b
inc ebx
lea edx, [ebp - 0x30]
mov eax, ebx
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jl 0x4f29e3
cmp dword [ebp - 0x30], 0
jle 0x4f29e3
mov eax, dword [ebp - 0x38]
sub eax, dword [ebp - 8]
cmp eax, dword [ebp - 0x30]
jl 0x4f29e3
add ebx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x38]
sub eax, dword [ebp - 0x30]
mov dword [ebp - 0x3c], eax
cmp byte [ebp - 0x33], 0
je 0x4f2975
mov eax, dword [ebp - 0x38]
mov dword [ebp - 0x40], eax
jmp 0x4f29c0
cmp byte [ebp - 0x33], 0
jne 0x4f29c0
cmp byte [ebx], 0x3f
jne 0x4f29e3
inc ebx
lea edx, [ebp - 0x30]
mov eax, ebx
call fcn.004f2138
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x24], 0
jl 0x4f29e3
cmp dword [ebp - 0x30], 0
jle 0x4f29e3
mov eax, dword [ebp - 0x38]
sub eax, dword [ebp - 0x3c]
cmp eax, dword [ebp - 0x30]
jl 0x4f29e3
add ebx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x3c]
add eax, dword [ebp - 0x30]
mov dword [ebp - 0x40], eax
mov eax, dword [ebp - 0x40]
movzx eax, byte [eax]
mov byte [ebp - 0x41], al
mov eax, dword [ebp - 0x40]
mov byte [eax], 0
xor eax, eax
mov dword [ebp - 0x48], eax
mov dword [ebp - 0x38], ebx
mov ebx, dword [ebp - 0x3c]
jmp 0x4f23bc
cmp byte [ebx], 0x2c
jne 0x4f2339
inc ebx
mov byte [ebp - 0x31], 1
jmp 0x4f2339
cmp byte [ebp - 0xe], 0
je 0x4f29f1
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 0xc], eax
jmp 0x4f2a05
mov eax, dword [ebp - 0x1c]
cmp eax, dword [ebp - 0x14]
jge 0x4f29ff
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0xc]
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x14