Function at 0x402880
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
or eax, 0xffffffff
mov word [ebp - 0xc], ax
push ebx
xor ecx, ecx
mov eax, 0x65
xor ebx, ebx
mov dword [ebp - 0x1c], eax
mov edx, 2
mul edx
seto cl
push esi
push edi
mov dword [ebp - 0x20], ebx
neg ecx
or ecx, eax
push ecx
call fcn.004115d7
add esp, 4
xor ecx, ecx
push 4
mov dword [ebp - 0x24], eax
mov word [eax], cx
or al, ch
adc ch, ch
add byte [eax], al
add esp, 4
test eax, eax
je 0x427d2c
mov dword [eax], 1
mov dword [ebp - 0x18], eax
mov edx, dword [ebp + 0x10]
cmp dword [edx + 8], ebx
jbe 0x40290f
xor edi, edi
mov eax, edx
mov ecx, dword [eax + 4]
mov esi, dword [ecx + edi*4]
test esi, esi
je 0x402909
movzx eax, word [esi + 8]
cmp ax, 0x3f
jle 0x4029d2
push esi
call fcn.004111dc
mov eax, dword [ebp + 0x10]
add esp, 4
inc edi
cmp edi, dword [eax + 8]
jb 0x4028e5
mov edx, dword [ebp + 0x10]
mov eax, dword [ebp + 0xc]
mov dword [edx + 8], ebx
cmp word [eax], bx
je 0x402aff
mov ecx, dword [ebp + 0xc]
jmp 0x402930
movzx eax, word [ecx + ebx*2]
cmp eax, 0x20
je 0x402a27
cmp eax, 9
je 0x402a27
movzx eax, word [ecx + ebx*2]
test ax, ax
je 0x402aeb
mov esi, eax
mov dword [ebp - 8], ebx
mov word [ebp - 0xa], bx
cmp esi, 0x30
jae 0x402a2d
cmp esi, 0x2e
je 0x402a36
cmp esi, 0x41
jae 0x402bad
cmp esi, 0x61
jae 0x402e22
cmp esi, 0x5f
je 0x402bb6
mov eax, esi
cmp eax, 0x24
je 0x402b45
cmp eax, 0x3d
je 0x402be7
cmp eax, 0x28
je 0x402c25
cmp eax, 0x29
je 0x402c08
cmp eax, 0x22
je case.0x4029cb.39
sub eax, 0x1a
cmp eax, 0x44
ja case.0x4029cb.27
movzx eax, byte [eax + 0x402eb8]
jmp dword [eax*4 + 0x402e7c]
cmp ax, 0x30
jl 0x4028fd
mov ecx, dword [esi]
test ecx, ecx
je 0x4028fd
mov eax, dword [ecx + 0xc]
dec dword [eax]
mov edx, dword [ecx + 0xc]
mov dword [ebp - 8], ecx
cmp dword [edx], ebx
je 0x427d34
mov ecx, dword [ebp - 8]
push ecx
call fcn.004111dc
add esp, 4
jmp 0x4028fd
mov edi, 0x40
lea esi, [ebp - 0x14]
call fcn.00402710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00402780
inc ebx
jmp 0x402add
inc ebx
jmp 0x402930
cmp esi, 0x39
ja 0x402965
lea ecx, [ebp - 0x24]
push ecx
mov ecx, dword [ebp + 0xc]
lea edx, [ebp - 0x14]
push edx
lea eax, [ebp - 8]
call fcn.004031b0
cmp al, 1
jne 0x427d56
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00402780
mov ebx, dword [ebp - 8]
jmp 0x402add
cmp di, 0x30
jae 0x402cfe
cmp di, 0x5f
je 0x402b78
test esi, esi
je 0x428000
lea eax, [ebp - 0x24]
call fcn.004026f0
mov esi, dword [ebp - 0x20]
mov edi, dword [ebp - 0x24]
push esi
push edi
call dword [0x482644]
mov ax, word [ebp - 0xc]
cmp ax, 0x30
jge 0x402d58
mov eax, 0x33
push 0x10
mov word [ebp - 0xc], ax
call fcn.004115d7
add esp, 4
test eax, eax
je 0x427f2c
mov ecx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x1c]
mov dword [eax], edi
mov dword [eax + 4], esi
mov dword [eax + 8], edx
mov dword [eax + 0xc], ecx
inc dword [ecx]
mov dword [ebp - 0x14], eax
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00402780
mov eax, dword [ebp + 0xc]
cmp word [eax + ebx*2], 0
or al, 0x66
cmp dword [eax + ebx*2], 0
jne 0x402921
mov ax, word [ebp - 0xc]
cmp ax, 0x30
jl 0x402aff
cmp ax, 0x3f
jle 0x402d2e
mov edi, dword [ebp + 0x10]
mov ecx, 0x7f
lea eax, [ebp - 0x14]
mov word [ebp - 0xc], cx
mov dword [ebp - 0x14], 0
mov word [ebp - 0xa], bx
call fcn.00402780
mov esi, dword [ebp - 0x18]
dec dword [esi]
jne 0x402b3a
mov edx, dword [ebp - 0x24]
push edx
call fcn.004111dc
add esp, 4
push esi
call fcn.004111dc
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
lea esi, [ebp - 0x24]
inc ebx
call fcn.00403350
mov eax, dword [ebp + 0xc]
movzx edi, word [eax + ebx*2]
mov esi, dword [ebp - 0x20]
cmp di, 0x5a
ja 0x402b64
cmp di, 0x41
jae 0x402b78
cmp di, 0x61
jb 0x402a61
cmp di, 0x7a
ja 0x402a61
mov eax, dword [ebp - 0x18]
cmp dword [eax], 1
jg 0x427ec4
lea eax, [esi + 1]
lea esi, [ebp - 0x24]
call fcn.00402f00
mov esi, dword [ebp - 0x20]
mov eax, dword [ebp - 0x24]
mov edx, dword [ebp + 0xc]
mov word [eax + esi*2], di
inc esi
xor ecx, ecx
inc ebx
mov word [eax + esi*2], cx
movzx edi, word [edx + ebx*2]
mov dword [ebp - 0x20], esi
jmp 0x402b58
cmp esi, 0x5a
ja 0x402977
mov edx, dword [ebp + 0xc]
lea eax, [ebp - 0x24]
push eax
lea ecx, [ebp - 0x14]
push ecx
push edx
lea eax, [ebp - 8]
call fcn.00403060
cmp dword [ebp - 0x14], 0xffffffff
je 0x427f63
mov edi, dword [ebp + 0x10]
lea eax, [ebp - 0x14]
call fcn.00402780
mov ebx, dword [ebp - 8]
jmp 0x402add
mov edx, dword [ebp + 0xc]
inc ebx
cmp word [edx + ebx*2], 0x3d
lea esi, [ebp - 0x14]
je 0x427eb4
mov edi, 0x41
call fcn.00402710
jmp 0x402ad2
mov edi, 0x48
lea esi, [ebp - 0x14]
call fcn.00402710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00402780
inc ebx
jmp 0x402add
mov edi, 0x47
lea esi, [ebp - 0x14]
call fcn.00402710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00402780
inc ebx
jmp 0x402add
mov eax, dword [ebp + 0xc]
mov ecx, dword [ebp + 8]
push eax
push ecx
lea eax, [ebp - 0x24]
lea edi, [ebp - 8]
call fcn.00402f80
lea esi, [ebp - 0x14]
test eax, eax
jne 0x427fa5
lea edi, [eax + 0x36]
call fcn.00402710
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x14]
call fcn.00402280
mov eax, edi
mov edi, dword [ebp + 0x10]
call fcn.00402780
mov ebx, dword [ebp - 8]
jmp 0x402add
mov edi, 0x4d
lea esi, [ebp - 0x14]
call fcn.00402710
mov ecx, dword [ebp + 0xc]
inc ebx
cmp word [ecx + ebx*2], 0x3d
jne 0x402ad2
mov edi, 0x56
inc ebx
call fcn.00402710
jmp 0x402ad2
mov edi, 0x49
lea esi, [ebp - 0x14]
call fcn.00402710
mov eax, dword [ebp + 0xc]
inc ebx
cmp word [eax + ebx*2], 0x3d
jne 0x402ad2
mov edi, 0x52
inc ebx
call fcn.00402710
jmp 0x402ad2
mov edi, 0x4c
lea esi, [ebp - 0x14]
call fcn.00402710
mov eax, dword [ebp + 0xc]
inc ebx
cmp word [eax + ebx*2], 0x3d
jne 0x402ad2
jmp 0x427e43
cmp di, 0x39
jbe 0x402b78
jmp 0x402a6b
mov edi, 0x4b
lea esi, [ebp - 0x14]
call fcn.00402710
mov edx, dword [ebp + 0xc]
inc ebx
cmp word [edx + ebx*2], 0x3d
jne 0x402ad2
jmp 0x427e13
mov esi, dword [ebp - 0x14]
test esi, esi
je 0x402aff
mov eax, dword [esi + 0xc]
dec dword [eax]
mov ecx, dword [esi + 0xc]
cmp dword [ecx], 0
je 0x42802b
push esi
call fcn.004111dc
add esp, 4
jmp 0x402aff
cmp ax, 0x3f
jg 0x402aa1
jmp 0x427f16
mov edi, 0x4e
lea esi, [ebp - 0x14]
call fcn.00402710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00402780
inc ebx
jmp 0x402add
mov edi, 0x4f
lea esi, [ebp - 0x14]
call fcn.00402710
mov edi, dword [ebp + 0x10]
mov eax, esi
call fcn.00402780
inc ebx
jmp 0x402add
lea esi, [ebp - 0x24]
inc ebx
call fcn.00403350
mov esi, dword [ebp + 0xc]
movzx eax, word [esi + ebx*2]
cmp ax, 0x5a
ja 0x402dbd
cmp ax, 0x41
jae 0x402dc9
cmp ax, 0x61
jb 0x402dd5
cmp ax, 0x7a
ja 0x402dd5
push eax
lea eax, [ebp - 0x24]
call fcn.00403020
inc ebx
jmp 0x402dad
cmp ax, 0x30
cmp eax, 0x30
jae 0x427dd8
cmp ax, 0x5f
je 0x402dc9
cmp dword [ebp - 0x20], 0
je 0x427f90
push ecx
add al, byte [eax]
lea eax, [ebp - 0x24]
call fcn.004026f0
mov ecx, dword [ebp - 0x20]
mov edx, dword [ebp - 0x24]
push ecx
push edx
call dword [0x482644]
mov edi, 0x32
lea esi, [ebp - 0x14]
call fcn.00402710
lea esi, [ebp - 0x24]
lea edi, [ebp - 0x14]
in al, dx
call fcn.00402280
jmp 0x402ad2
cmp esi, 0x7a
jbe 0x402bb6
jmp 0x402980
mov edx, dword [ebp + 0xc]
movzx eax, word [edx + ebx*2 + 2]
inc ebx
sub eax, 0x3d
lea esi, [ebp - 0x14]
je 0x427e66
dec eax
je 0x427e56
mov edi, 0x43
call fcn.00402710
jmp 0x402ad2
mov eax, dword [ebp + 0xc]
inc ebx
cmp word [eax + ebx*2], 0x3d
lea esi, [ebp - 0x14]
je 0x427e76
mov edi, 0x42
call fcn.00402710
jmp 0x402ad2
mov eax, dword [ebx]
dec eax
cld
xor ecx, eax
call 0xb32966df
std
mov ecx, dword [ecx - 0x5a1617a3]
stosd dword es:[edi], eax
std
or al, 0xf7
inc ebp
clc
mov ecx, dword [eax]
push ecx
call 0x753f11e9
pop es
push ebp
clc
mov eax, dword [edx + 0xc]
cmp dword [ebp + 4], 0x50
jmp 0x8c40301f
call 0x114111e9
cmp dword [ebp + 4], 0xffffffe9
mov dword [0x968bfdac], eax
cmp edi, eax
cmp esi, 0x2e
jne 0x8c40297b
lea esi, [ebp - 0x24]
inc ebx
call fcn.0040335d
mov esi, dword [ebp + 0xc]
movzx eax, word [esi + ebx*2]
cmp ax, 0x41
jb 0xc74bf1e1
cmp ax, 0x5a
jbe 0xc74bf1d9
cmp ax, 0x61
jb 0xc74bf1f5
cmp ax, 0x7a
jbe 0xc74bf1d9
cmp ax, 0x30
jb 0xc74bf209
cmp ax, 0x39
jbe 0xc74bf1d9
cmp ax, 0x5f
je 0xbb93d0d9
cmp dword [ebp - 0x20], 0
je 0x3ba4945
mov edi, 0x424448d
jmp 0x402e17
call dword [eax - 0x73]
inc ebp
fsub st(0), st(0)
dec ebx
mov dl, 0xfd
mov eax, dword [ebx - 0x15]
xchg esi, eax
cmp ax, 0x39
clc
cmp dword [edi], ecx
xchg bh, ah
scasd eax, dword es:[edi]
std
invalid
clc
cmp dword [edi], ecx
xchg bh, ah
scasd eax, dword es:[edi]
std
invalid
jmp 0x402dec
or al, 0x8b
inc ebx
call fcn.0040271d
jmp 0x8c402adf
mov eax, dword [ebx - 0x18]
add ch, byte [ecx - 0x40160003]
lodsb al, byte [esi]
std
mov edi, dword [edi - 0x74f3aeac]
lea esi, [ebp - 0x14]
jne 0x427e14
jne 0x427e14
inc ebx
call 0x8940271d
jmp 0x8c402adf
mov dword [ebp - 4], 0xfffda943
inc ebx
jmp 0x8c402aea
inc ebp
cld
inc ebx
test eax, 0xe943fffd
lcall 0x5155, 0xbf8bfdac
or al, 0x8b
lea esi, [ebp - 0x14]
jne 0x427e44
inc ebx
call 0x8940271d
jmp 0x8c402adf
adc byte [edx - 0x2574f18], cl
inc dword [ebx - 0x17]
insb byte es:[edi], dx
lodsb al, byte [esi]
std
mov edi, dword [edi - 0x38f68bba]
or edi, eax
call fcn.0040271d
inc ebx
jmp 0x8c402adf
or edi, eax
call fcn.0040271d
inc ebx
jmp 0x402adf
jbe 0x427f1c
cmp edi, dword [ebx - 0x571737cd]
jmp 0x8c402aea
or edi, eax
call fcn.0040271d
inc ebx
jmp 0x84402adf
mov esp, 0xb8200cf8
invalid
invalid
std
call dword [eax - 0x18]
xchg byte [edx + 0x75e90001], dh
stosd dword es:[edi], eax
std
push dword [esp - 0x14]
add al, ch
and eax, dword [eax]
jmp 0xd402adf
xor eax, 0x33fc4802
enter 0xffffffffffffa8e8, 0xffffffffffffffe9
fldcw word [ebx + 0x45f70cfd]
clc
mov ecx, dword [ebp + 8]
push eax
push 0xc085138c
push ecx
call 0x8b460886
lea ecx, [ebp - 0x24]
call 0x8c40225d
lea edx, [ebp - 0x14]
push edx
call 0x4844b476
xor al, 2
dec eax
cld
xor ecx, eax
call 0xabef6943
std
or al, 0xf7
inc ebp
or byte [ebx + 0x53], cl
push 0xc085138b
test eax, eax
push eax
call fcn.00460886
jmp 0x413368b1
xor al, 2
dec eax
cld
xor ecx, eax
call 0xabaa6988
std
or al, 0xf7
push ebp
or byte [ebx + 0x68], dl
mov byte [ebx], dl
and eax, dword [eax]
push edx
call 0x40460886
mov edi, 0xc709747f
lea esi, [ebp - 0x14]
call 0x8940271d
mov edi, dword [ebp + 0x10]
mov dword [ebp - 4], 0x88fda785
jmp 0x28b0d1d
adc bh, al
inc ebp
cld
test dword [edi + 0x10e988fd], esp
lea ecx, [eax + 2]
push bp
or byte [ebx + 0x53], cl
push 0xc085138b
push edx
call 0x8b460886
lea ecx, [ebp - 0x24]
call 0x8c40225d
lea eax, [ebp - 0x14]
push eax
call 0x4844b476
xor al, 2
dec eax
cld
xor ecx, eax
call 0xab5469de
std
or al, 0xf7
push ss
push edx
call 0x753f11e9
pop es
inc esi
or al, 0x83
jge 0x42804a
push eax
invalid