Function at 0x402dd0
Capabilities:
Parse credit card information

Disassembly:
sub esp, 0x28
or eax, 0xffffffff
mov word [esp + 0x10], ax
push ebp
xor ecx, ecx
mov eax, 0x65
xor ebp, ebp
mov dword [esp + 0x20], eax
mov edx, 2
mul edx
seto cl
push esi
push edi
mov dword [esp + 0x24], ebp
neg ecx
or ecx, eax
push ecx
call fcn.0041171a
add esp, 4
xor ecx, ecx
push 4
mov dword [esp + 0x24], eax
mov word [eax], cx
call fcn.0041171a
add esp, 4
test eax, eax
je 0x42b3f4
mov dword [eax], 1
mov dword [esp + 0x2c], eax
mov edx, dword [esp + 0x3c]
cmp dword [edx + 8], ebp
jbe 0x402e63
xor edi, edi
mov eax, edx
mov ecx, dword [eax + 4]
mov esi, dword [ecx + edi*4]
test esi, esi
je 0x402e5d
movzx eax, word [esi + 8]
cmp ax, 0x3f
jle 0x402f2d
push esi
call fcn.004112ef
mov eax, dword [esp + 0x40]
add esp, 4
inc edi
cmp edi, dword [eax + 8]
jb 0x402e38
mov edx, dword [esp + 0x3c]
mov dword [edx + 8], ebp
cmp word [ebx], bp
je 0x40306f
jmp 0x402e80
movzx eax, word [ebx + ebp*2]
cmp ax, 0x20
je 0x402f85
cmp ax, 9
je 0x402f85
movzx eax, word [ebx + ebp*2]
test ax, ax
je 0x40305a
movzx esi, ax
mov dword [esp + 0x10], ebp
mov word [esp + 0x1e], bp
cmp si, 0x30
jae 0x402f8b
cmp si, 0x2e
je 0x402f95
cmp si, 0x41
jae 0x4030f9
cmp si, 0x61
jae 0x403363
cmp si, 0x5f
je 0x403103
movzx eax, si
cmp eax, 0x24
je 0x4030be
cmp eax, 0x3d
je 0x40313a
cmp eax, 0x28
je 0x403177
cmp eax, 0x29
je 0x403159
cmp eax, 0x22
je case.0x402f26.39
sub eax, 0x1a
cmp eax, 0x44
ja case.0x402f26.27
movzx ecx, byte [eax + 0x403428]
jmp dword [ecx*4 + 0x4033ec]
cmp ax, 0x30
jl 0x402e50
mov ecx, dword [esi]
test ecx, ecx
je 0x402e50
mov eax, dword [ecx + 0xc]
dec dword [eax]
mov edx, dword [ecx + 0xc]
mov dword [esp + 0x10], ecx
cmp dword [edx], ebp
je 0x42b3fd
mov ecx, dword [esp + 0x10]
push ecx
call fcn.004112ef
add esp, 4
jmp 0x402e50
mov edi, 0x40
lea esi, [esp + 0x14]
call fcn.00402b00
mov edi, dword [esp + 0x3c]
push esi
call fcn.00402cc0
inc ebp
jmp 0x40304f
inc ebp
jmp 0x402e80
cmp si, 0x39
ja 0x402ebb
lea eax, [esp + 0x20]
push eax
lea ecx, [esp + 0x18]
push ecx
push ebx
lea eax, [esp + 0x1c]
call fcn.004035d0
cmp al, 1
jne 0x42b421
mov edi, dword [esp + 0x3c]
lea edx, [esp + 0x14]
push edx
call fcn.00402cc0
mov ebp, dword [esp + 0x10]
jmp 0x40304f
cmp ax, 0x30
jae 0x40323a
cmp ax, 0x5f
je 0x4030ec
cmp dword [esp + 0x24], 0
je 0x42b5d0
lea eax, [esp + 0x20]
call fcn.00402ae0
mov esi, dword [esp + 0x24]
mov edi, dword [esp + 0x20]
push esi
push edi
call dword [0x482640]
cmp word [esp + 0x1c], 0x30
jge 0x40328e
mov edx, 0x33
push 0x10
mov word [esp + 0x20], dx
call fcn.0041171a
add esp, 4
test eax, eax
je 0x42b5c3
add byte [ebx - 0x74d3dbb4], cl
push esp
and al, 0x28
mov ecx, dword [esp + 0x2c]
mov edx, dword [esp + 0x28]
mov dword [eax], edi
mov dword [eax + 4], esi
mov dword [eax + 8], edx
mov dword [eax + 0xc], ecx
inc dword [ecx]
mov dword [esp + 0x14], eax
lea eax, [esp + 0x14]
push eax
mov edi, dword [esp + 0x40]
call fcn.00402cc0
cmp word [ebx + ebp*2], 0
jne 0x402e80
mov ax, word [esp + 0x1c]
inc esp
and al, 0x1c
cmp ax, 0x30
jl 0x40306f
cmp ax, 0x3f
jle 0x40326d
invalid
mov edi, dword [esp + 0x3c]
lea ecx, [esp + 0x14]
mov eax, 0x7f
push ecx
mov word [esp + 0x20], ax
mov dword [esp + 0x18], 0
mov word [esp + 0x22], bp
call fcn.00402cc0
mov esi, dword [esp + 0x2c]
add dword [esi], 0xffffffff
jne 0x4030b3
mov edx, dword [esp + 0x20]
push edx
call fcn.004112ef
add esp, 4
push esi
call fcn.004112ef
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebp
add esp, 0x28
ret 8
lea esi, [esp + 0x20]
inc ebp
call fcn.00403770
movzx eax, word [ebx + ebp*2]
cmp ax, 0x5a
ja 0x4030d8
cmp ax, 0x41
jae 0x4030ec
cmp ax, 0x61
jb 0x402fc8
cmp ax, 0x7a
ja 0x402fc8
push eax
lea eax, [esp + 0x24]
call fcn.00403470
inc ebp
jmp 0x4030c8
cmp si, 0x5a
ja 0x402ecf
lea ecx, [esp + 0x20]
push ecx
lea edx, [esp + 0x18]
push edx
lea eax, [esp + 0x18]
mov ecx, ebx
call fcn.00402b70
cmp dword [esp + 0x14], 0xffffffff
je 0x42b5fe
mov edi, dword [esp + 0x3c]
lea eax, [esp + 0x14]
push eax
call fcn.00402cc0
mov ebp, dword [esp + 0x10]
jmp 0x40304f
inc ebp
cmp word [ebx + ebp*2], 0x3d
lea esi, [esp + 0x14]
je 0x42b599
mov edi, 0x41
call fcn.00402b00
jmp 0x403041
mov edi, 0x48
lea esi, [esp + 0x14]
call fcn.00402b00
mov edi, dword [esp + 0x3c]
push esi
call fcn.00402cc0
inc ebp
jmp 0x40304f
mov edi, 0x47
lea esi, [esp + 0x14]
call fcn.00402b00
mov edi, dword [esp + 0x3c]
push esi
call fcn.00402cc0
inc ebp
jmp 0x40304f
mov edx, dword [esp + 0x38]
push edx
lea eax, [esp + 0x24]
lea edi, [esp + 0x14]
call fcn.00403530
lea esi, [esp + 0x14]
test eax, eax
jne 0x42b68a
lea edi, [eax + 0x36]
call fcn.00402b00
lea esi, [esp + 0x20]
lea edi, [esp + 0x14]
call fcn.00402650
push edi
mov edi, dword [esp + 0x40]
call fcn.00402cc0
mov ebp, dword [esp + 0x10]
jmp 0x40304f
mov edi, 0x4d
lea esi, [esp + 0x14]
call fcn.00402b00
inc ebp
cmp word [ebx + ebp*2], 0x3d
je 0x403372
push esi
jmp 0x403046
mov edi, 0x49
lea esi, [esp + 0x14]
call fcn.00402b00
inc ebp
cmp word [ebx + ebp*2], 0x3d
je 0x403387
push esi
jmp 0x403046
mov edi, 0x4c
lea esi, [esp + 0x14]
call fcn.00402b00
inc ebp
cmp word [ebx + ebp*2], 0x3d
jne 0x403041
jmp 0x42b529
cmp ax, 0x39
jbe 0x4030ec
jmp 0x402fd2
mov edi, 0x4b
lea esi, [esp + 0x14]
call fcn.00402b00
inc ebp
cmp word [ebx + ebp*2], 0x3d
je 0x42b4f7
lea ecx, [esp + 0x14]
push ecx
jmp 0x403046
mov esi, dword [esp + 0x14]
test esi, esi
je 0x40306f
mov ecx, esi
call fcn.00402620
push esi
call fcn.004112ef
add esp, 4
jmp 0x40306f
cmp word [esp + 0x1c], 0x3f
jg 0x40300c
jmp 0x42b5a9
mov edi, 0x4e
lea esi, [esp + 0x14]
call fcn.00402b00
mov edi, dword [esp + 0x3c]
push esi
call fcn.00402cc0
inc ebp
jmp 0x40304f
mov edi, 0x4f
lea esi, [esp + 0x14]
call fcn.00402b00
mov edi, dword [esp + 0x3c]
push esi
call fcn.00402cc0
inc ebp
jmp 0x40304f
lea esi, [esp + 0x20]
inc ebp
call fcn.00403770
movzx eax, word [ebx + ebp*2]
cmp ax, 0x5a
ja 0x4032f5
cmp ax, 0x41
jae 0x403301
cmp ax, 0x61
jb 0x40330e
cmp ax, 0x7a
ja 0x40330e
push eax
lea eax, [esp + 0x24]
call fcn.00403470
inc ebp
jmp 0x4032e5
cmp ax, 0x30
jae 0x42b4be
cmp ax, 0x5f
je 0x403301
cmp dword [esp + 0x24], 0
je 0x42b62f
lea eax, [esp + 0x20]
call fcn.00402ae0
mov edx, dword [esp + 0x24]
mov eax, dword [esp + 0x20]
push edx
push eax
call dword [0x482640]
mov edi, 0x32
lea esi, [esp + 0x14]
call fcn.00402b00
lea esi, [esp + 0x20]
lea edi, [esp + 0x14]
call fcn.00402650
push edi
jmp 0x403046
cmp si, 0x7a
jbe 0x403103
jmp 0x402ed9
mov edi, 0x56
lea esi, [esp + 0x14]
inc ebp
call fcn.00402b00
push esi
jmp 0x403046
mov edi, 0x52
lea esi, [esp + 0x14]
inc ebp
call fcn.00402b00
push esi
jmp 0x403046
movzx eax, word [ebx + ebp*2 + 2]
inc ebp
sub eax, 0x3d
lea esi, [esp + 0x14]
je 0x42b54d
sub eax, 1
je 0x42b53d
mov edi, 0x43
call fcn.00402b00
lea edx, [esp + 0x14]
push edx
jmp 0x403046
inc ebp
cmp word [ebx + ebp*2], 0x3d
lea esi, [esp + 0x14]
je 0x42b55d
mov edi, 0x42
call fcn.00402b00
jmp 0x403041
inc edx
add byte [eax], al
add al, ch
sbb dh, bh
invalid
adc al, 0x44
and al, 0x14
sbb al, 0x51
push 0xf883138a
add ch, al
mov edi, 0xc70034b
push dword [eax + 0x10]
cmp eax, 2
call 0x7045ffc4
or al, 0xff
jo 0x42b419
invalid
and al, 0x14
adc byte [ebx - 0x1917aef8], cl
pop esi
invalid
movzx eax, word [ebx + ebp*2]
cmp ax, 0x41
jb 0xf642b46c
cmp ax, 0x5a
jbe 0xf642b4c9
cmp ax, 0x61
jb 0xf642b480
cmp ax, 0x7a
jbe 0xf642b4c9
cmp ax, 0x30
jb 0xf642b494
cmp ax, 0x39
jbe 0xf642b4c9
cmp ax, 0x5f
je 0xc29fc0c9
cmp dword [esp + 0x24], 0
add byte [edx + eax*2 - 0x40008617], al
xor eax, 0x8df60000
je 0x42b4d5
adc al, 0xe8
jbe 0x42b4b3
dec dword [ebp - 0x72dfdb8c]
jl 0x42b4e2
adc al, 0xe8
cmpsd dword [esi], dword es:[edi]
jno 0x42b4c0
invalid
and al, 0xe8
mov eax, 0x45fffd7f
jmp 0x42b454
jnp 0x42b4d6
invalid
invalid
invalid
cmp word [ebx + ebp*2], 0x3d
jne 0x40305c
mov edi, 0xf6000053
inc ebp
call fcn.00402b1b
std
invalid
jmp 0x40305c
std
invalid
add dh, dh
lea esi, [esp + 0x14]
call fcn.00402b1b
mov edi, dword [esp + 0x3c]
push esi
call fcn.00402cdb
inc ebp
jmp 0x40306a
inc dword [ebp - 0x17]
jnp 0x42b540
invalid
inc ebp
call fcn.00402b1b
jmp 0x40305c
or byte [ecx + 0x45fffd75], bh
jmp 0x4033dd
or byte [ecx + 0x45fffd75], ch
jmp 0x4033dd
add byte [ebx + 0x3b38244c], cl
or eax, 0x4a8e90
jl 0x42b660
add byte [ebp - 0xef8f01], bh
mov ebp, 0xff1070ff
jmp 0x40306a
cmp eax, dword [ebx + 0x14247c]
add byte [eax + ebx*2 - 0x74000286], al
dec esp
and al, 0x14
push ecx
call fcn.00443711
jmp 0x403027
and al, 0x20
call fcn.0040263b
lea edx, [esp + 0x14]
push edx
call 0x7044b46e
or al, 0xff
jo 0x42b623
invalid
mov word [ebx], ss
cmp eax, 0x51
call fcn.0045ffc4
lea ecx, [esp + 0x20]
and al, 0x20
call fcn.0040263b
lea edx, [esp + 0x14]
push edx
call 0x7044b46e
or al, 0xff
jo 0x42b654
invalid
jmp 0x4030d0
clc
push eax
call 0x8945ffc4
jmp 0x47b688
add byte [esp + 0x38], dl
push ebp
push 0xff101388
and al, 0x20
call fcn.004092db
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret 0x34
push edi
push esi
call fcn.00450802
jmp 0x47b6c2
test byte [ebx + 0x68553c75], al
fadd dword [ebx + 0x6ce8004a]
std
std
cmp dword [esp + 0x2c], 0xb
lea esi, [esp + 0x50]
jne 0x47b247
mov ecx, dword [esp + 0x30]
cmp word [ecx], 0
jne 0x47b247
call fcn.004092db
or al, 0xff
jo 0x47b707
call [edi + 0x5e]
pop ebp
pop ebx
add esp, 0x18
ret 0x34
push esp
adc al, 0x2c
mov byte [edi + 0x88], dl
mov byte [edi + 0x89], al
mov ecx, dword [0x4a8444]
mov dword [0x4a8470], ecx
mov dword [0x4a846c], ebp
test al, 1
jne 0x47b780
lea ebx, [esi + 0x6c]
push ebx
call 0xfe437c18
test byte [ebx + 0x7e832474], al
jl 0x47b792
jne 0x47b75d
cmp dword [esi + 0x80], 0x190
jne 0x47b75d
cmp dword [esi + 0x84], 0
jne 0x47b75d
cmp dword [esi + 0x88], 2
je 0x47b780
mov edx, dword [esi + 0x88]
mov eax, dword [esi + 0x84]
mov ecx, dword [esi + 0x80]
push 0xfffffffffffffff6
push edx
mov edx, dword [esi + 0x7c]
push eax
push ecx
push edx
push ebx
push edi
push esi
call fcn.0044157c
mul byte [esp + edx]
dec esp
add al, 0xf
test dword [edx], ebx
add dword [eax], edx
inc dword [ebx + 0x2439ffc8]
adc al, 0x3c
je 0x47b79e
cmp dword [esp + edx], esp
inc eax
jne 0x47b8a5
mov eax, dword [edi]
push eax
call dword [0x4825f0]
mov ecx, dword [edi]
mov ebx, eax
xor eax, eax
push eax
push eax
push 0x31
push ecx
mov dword [esp + 0x54], eax
xor al, 0x44
and al, 0x58
call dword [0x482650]
push eax
push ebx
call dword [0x4820f4]
lea edx, [esp + 0x1c]
mov dword [esp + edx + 0x34], eax
mov esp, dword [esp + edx]
xor byte [edx + 0x50], dl
push ebx
call fcn.004360b7
mov ecx, dword [esp + 0x40]
adc dword [esp + ecx + 0x51], 0x53
call dword [0x4820f4]
mov edx, dword [edi]
push ebx
push edx
call dword [0x4825ec]
mov esp, dword [esp + edx]
sub al, 0x83
shr cl, 0x83
clc
add esi, dword [edi + 0x4a]
jmp dword [eax*4 + 0x47b9a8]
cmp dword [esp + 0x24], 0
jne 0x47b8b5
push 0
push edi
push esi
call fcn.004336e2
cmp byte [esi + 0x1070ff8c], 0xff
je 0x47b8e1
cmp dword [esi + 0x184], 0xffffffff
je 0x47b8d5
mov al, byte [esi + 0x184]
mov byte [edi + 0x8b], al
jmp 0x47b8e1
mov cl, byte [esi + 0x180]
mov byte [edi + 0x8b], cl
mov eax, dword [esi + 0x50]
cmp eax, 0xffffffff
je 0x47b8f0
push eax
push ebp
call fcn.0044907e
mov esi, dword [esi + 0x54]
cmp esi, 0xffffffff
je 0x47b8ff
push esi
push ebp
call fcn.00448dca
lea esi, [esp + 0x50]
call fcn.004092db
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x18
ret 0x34