Function at 0x43f4c4
Capabilities:
Parse credit card information
Query environment variable

Disassembly:
push ebp
lea ebp, [esp - 0x64]
sub esp, 0xc8
mov al, byte [ecx + 9]
push ebx
push esi
push edi
mov edi, dword [ebp + 0x74]
test edi, edi
setl byte [ebp + 0x57]
and al, 0x11
cmp byte [ebp + 0x57], 0
mov dword [ebp + 0x48], ecx
mov byte [ebp + 0x63], al
jne 0x43f4f2
test byte [ebp + 0x78], 0x80
je 0x43f4f6
mov byte [ebp + 0x63], 0
mov eax, dword [ebp + 0x7c]
and byte [ebp + 0x78], 1
test eax, eax
mov byte [ebp + 0x46], 0
mov byte [ebp + 0x47], 0
je 0x43f50e
mov al, byte [eax]
mov byte [ebp + 0x47], al
push 0x50
pop eax
push eax
lea ecx, [ebp + 0x40]
mov dword [ebp + 0x34], eax
call fcn.0043719c
mov eax, 0x400
cmp edi, eax
jge 0x43f531
mov ecx, dword [ebp + 0x70]
push eax
mov edi, eax
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
mov dword [ebp + 0x58], eax
mov ebx, esi
mov dword [ebp + 0x5c], ebx
mov eax, dword [ebp + 0x58]
cmp ebx, eax
jae 0x43fc96
mov edx, dword [ebp + 0x6c]
cmp word [edx], 0
je 0x43fc96
add eax, 0xfffff81c
mov ecx, ebx
sub ecx, eax
test ecx, 0xfffffffe
jl 0x43f593
mov ecx, dword [ebp + 0x70]
add edi, 0x400
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
mov edx, dword [ebp + 0x6c]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
cmp word [edx], 0x25
je 0x43f5be
mov ecx, 0x3dd
mov ax, word [edx]
test ax, ax
je 0x43f542
cmp ax, 0x25
je 0x43f542
mov word [ebx], ax
inc ebx
inc ebx
inc edx
inc edx
dec ecx
mov dword [ebp + 0x5c], ebx
mov dword [ebp + 0x6c], edx
jns 0x43f59e
jmp 0x43f542
cmp byte [ebp + 0x78], 0
mov dword [ebp + 0x50], edx
je 0x43f8ad
lea eax, [edx + 2]
mov cx, word [eax]
cmp cx, 0x25
mov dword [ebp + 0x74], eax
jne 0x43f5ea
mov word [ebx], cx
inc ebx
inc ebx
add edx, 4
mov dword [ebp + 0x6c], edx
jmp 0x43f53f
cmp cx, 0x23
jne 0x43f62d
mov ecx, dword [ebp + 0x48]
mov eax, dword [ecx + 0x3c]
add edx, 4
test eax, eax
mov dword [ebp + 0x6c], edx
je 0x43f542
mov ecx, dword [ecx + 0x38]
mov eax, dword [eax + ecx*4 + 8]
mov cx, word [eax]
test cx, cx
je 0x43f542
mov word [ebx], cx
inc ebx
inc ebx
inc eax
inc eax
xor ecx, ecx
mov cx, word [eax]
test cx, cx
jne 0x43f617
jmp 0x43f53f
cmp cx, 0x2a
jne 0x43f6be
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x3c]
add edx, 4
test eax, eax
mov dword [ebp + 0x6c], edx
je 0x43f542
mov ecx, dword [ebp + 0x48]
mov ecx, dword [ecx + 0x38]
push dword [eax + ecx*4]
call dword [sym.imp.KERNEL32.dll_lstrlenW]
mov dword [ebp + 0x74], eax
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43f693
mov eax, dword [ebp + 0x74]
mov ecx, dword [ebp + 0x70]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
dec dword [ebp + 0x74]
mov eax, dword [ebp + 0x48]
mov ecx, dword [eax + 0x38]
mov eax, dword [eax + 0x3c]
mov eax, dword [eax + ecx*4]
js 0x43f542
mov ecx, dword [ebp + 0x74]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43f6ac
jmp 0x43f53f
cmp cx, 0x40
jne 0x43f751
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x3c]
add edx, 4
test eax, eax
mov dword [ebp + 0x6c], edx
je 0x43f542
mov ecx, dword [ebp + 0x48]
mov ecx, dword [ecx + 0x38]
push dword [eax + ecx*4 + 4]
call dword [sym.imp.KERNEL32.dll_lstrlenW]
mov dword [ebp + 0x74], eax
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43f725
mov eax, dword [ebp + 0x74]
mov ecx, dword [ebp + 0x70]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
dec dword [ebp + 0x74]
mov eax, dword [ebp + 0x48]
mov ecx, dword [eax + 0x38]
mov eax, dword [eax + 0x3c]
mov eax, dword [eax + ecx*4 + 4]
js 0x43f542
mov ecx, dword [ebp + 0x74]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43f73f
jmp 0x43f53f
push ecx
call fcn.00410c71
add esp, 4
test al, al
jne 0x43f77f
cmp cx, 0x7e
jb 0x43f8ad
xor eax, eax
mov ax, word [edx + 4]
push eax
call fcn.00410c71
add esp, 4
test al, al
je 0x43f8ad
and dword [ebp + 0x3c], 0
cmp cx, 0x7e
jb 0x43f793
mov edx, dword [ebp + 0x74]
mov dword [ebp + 0x3c], 0x25
inc edx
inc edx
mov dword [ebp + 0x6c], edx
movzx edx, word [edx]
xor ecx, ecx
and dword [ebp + 0x28], ecx
push edx
mov dword [ebp + 0x74], edx
call fcn.00410c71
add esp, 4
test al, al
je 0x43f7f0
push 0
push 0xa
push dword [ebp + 0x28]
push ecx
call fcn.004833f0
mov ecx, eax
movzx eax, word [ebp + 0x74]
mov ebx, edx
cdq
add ecx, eax
adc ebx, edx
add ecx, 0xffffffd0
adc ebx, 0xffffffff
add dword [ebp + 0x6c], 2
mov eax, dword [ebp + 0x6c]
movzx eax, word [eax]
push eax
mov dword [ebp + 0x28], ebx
mov dword [ebp + 0x74], eax
call fcn.00410c71
add esp, 4
test al, al
jne 0x43f7b0
mov ebx, dword [ebp + 0x5c]
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x38]
cdq
cmp dword [ebp + 0x28], edx
mov dword [ebp + 0x18], eax
ja 0x43f542
jb 0x43f80d
cmp ecx, eax
jae 0x43f542
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x3c]
test eax, eax
je 0x43f542
mov eax, dword [eax + ecx*4]
push eax
mov dword [ebp + 0x4c], eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
cmp dword [ebp + 0x3c], 0
mov dword [ebp + 0x74], eax
je 0x43f850
mov eax, dword [ebp + 0x4c]
cmp word [eax], 0x22
jne 0x43f850
mov ecx, dword [ebp + 0x74]
cmp word [eax + ecx*2 - 2], 0x22
jne 0x43f848
dec dword [ebp + 0x74]
dec dword [ebp + 0x74]
inc eax
inc eax
mov dword [ebp + 0x4c], eax
mov eax, dword [ebp + 0x74]
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43f889
mov eax, dword [ebp + 0x74]
mov ecx, dword [ebp + 0x70]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
dec dword [ebp + 0x74]
js 0x43f542
mov eax, dword [ebp + 0x74]
inc eax
mov ecx, dword [ebp + 0x4c]
mov cx, word [ecx]
add dword [ebp + 0x4c], 2
mov word [ebx], cx
inc ebx
inc ebx
dec eax
jne 0x43f896
jmp 0x43f53f
push 8
push str._RANDOM_
push dword [ebp + 0x6c]
call dword [sym.imp.SHLWAPI.dll_StrCmpNIW]
test eax, eax
jne 0x43f95c
add dword [ebp + 0x6c], 0x10
and word [ebp - 0x64], ax
call fcn.00433dc1
and edx, 0x7fffffff
push edx
push eax
lea eax, [ebp - 0x64]
push eax
call fcn.004781bb
and word [ebp - 0x26], 0
add esp, 0xc
lea eax, [ebp - 0x64]
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
cmp eax, 1
mov dword [ebp + 0x74], eax
jge 0x43f901
and dword [ebp + 0x74], 0
mov eax, dword [ebp + 0x74]
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43f93a
mov eax, dword [ebp + 0x74]
mov ecx, dword [ebp + 0x70]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
dec dword [ebp + 0x74]
lea eax, [ebp - 0x64]
js 0x43f542
mov ecx, dword [ebp + 0x74]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43f94a
jmp 0x43f53f
mov edx, dword [ebp + 0x6c]
add edx, 2
mov eax, edx
jmp 0x43f974
cmp cx, 0x25
je 0x43f97f
cmp cx, 0x3d
je 0x43f97f
inc eax
inc eax
mov cx, word [eax]
test cx, cx
mov dword [ebp + 0x6c], eax
jne 0x43f966
mov ecx, dword [ebp + 0x50]
mov dword [ebp + 0x20], ecx
mov ecx, eax
sub ecx, dword [ebp + 0x50]
mov dword [ebp + 0x38], eax
sar ecx, 1
cmp word [eax], 0x25
mov dword [ebp + 0x3c], ecx
movsx ecx, byte [ebp + 0x63]
mov byte [ebp + 0x77], 0
mov dword [ebp + 0x30], ecx
jne 0x43fb6e
cmp byte [ebp + 0x57], 0
jne 0x43f9e9
mov ax, word [edx]
cmp ax, 0x26
je 0x43f9c2
cmp byte [ebp + 0x63], 0
je 0x43f9e9
cmp ax, 0x5e
je 0x43f9e9
add dword [ebp + 0x6c], 2
mov eax, edx
cmp word [eax], 0x26
mov dword [ebp + 0x50], eax
mov dword [ebp + 0x2c], eax
jne 0x43faa6
inc eax
inc eax
mov dword [ebp + 0x50], eax
mov dword [ebp + 0x30], 1
jmp 0x43faa6
add dword [ebp + 0x6c], 2
mov eax, edx
cmp word [eax], 0x5e
mov dword [ebp + 0x50], eax
jne 0x43fa01
inc eax
inc eax
mov dword [ebp + 0x50], eax
mov byte [ebp + 0x77], 8
mov dword [ebp + 0x2c], eax
mov eax, dword [ebp + 0x40]
and word [eax], 0
cmp byte [ebp + 0x47], 0
jne 0x43fa8e
push 0
call dword [sym.imp.KERNEL32.dll_SetLastError]
push dword [ebp + 0x34]
mov eax, dword [ebp + 0x38]
push dword [ebp + 0x40]
and word [eax], 0
push dword [ebp + 0x50]
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
test eax, eax
mov dword [ebp + 0x4c], eax
jle 0x43fa6b
mov eax, dword [ebp + 0x40]
cmp word [eax], 0
jne 0x43fa6b
mov eax, dword [ebp + 0x4c]
add eax, 0x64
push eax
lea ecx, [ebp + 0x40]
mov dword [ebp + 0x34], eax
call fcn.004371c5
push 0
call dword [sym.imp.KERNEL32.dll_SetLastError]
push dword [ebp + 0x34]
push dword [ebp + 0x40]
push dword [ebp + 0x50]
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
mov dword [ebp + 0x4c], eax
mov eax, dword [ebp + 0x38]
mov word [eax], 0x25
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp dword [ebp + 0x4c], 0
jg 0x43fc06
cmp eax, 0xcb
jne 0x43fc06
cmp byte [ebp + 0x77], 0
jne 0x43fb54
cmp byte [ebp + 0x57], 0
mov byte [ebp + 0x77], 1
jne 0x43fb54
mov eax, dword [ebp + 0x38]
mov ecx, dword [ebp + 0x48]
and word [eax], 0
push 0xffffffffffffffff
push 0
push dword [ebp + 0x2c]
call fcn.00411179
test eax, eax
mov ecx, dword [ebp + 0x38]
mov word [ecx], 0x25
jne 0x43fadf
cmp dword [ebp + 0x30], eax
jne 0x43f542
cmp byte [ebp + 0x77], al
jne 0x43fb48
mov byte [ebp + 0x77], 1
jmp 0x43fa04
mov eax, dword [eax]
push eax
mov dword [ebp + 0x50], eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
mov dword [ebp + 0x74], eax
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43fb24
mov eax, dword [ebp + 0x74]
mov ecx, dword [ebp + 0x70]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
dec dword [ebp + 0x74]
js 0x43f542
mov eax, dword [ebp + 0x74]
inc eax
mov ecx, dword [ebp + 0x50]
mov cx, word [ecx]
add dword [ebp + 0x50], 2
mov word [ebx], cx
inc ebx
inc ebx
dec eax
jne 0x43fb31
jmp 0x43f53f
cmp byte [ebp + 0x63], 1
je 0x43f542
jmp 0x43fb6a
cmp byte [ebp + 0x63], 1
jne 0x43fb62
xor al, al
je 0x43f542
sub dword [ebp + 0x6c], 2
xor al, al
je 0x43fb6e
sub dword [ebp + 0x6c], 2
mov edx, dword [ebp + 0x3c]
lea eax, [edx + edx + 6]
sub eax, dword [ebp + 0x58]
add eax, ebx
test eax, 0xfffffffe
jl 0x43fba9
mov ecx, dword [ebp + 0x70]
mov eax, edx
lea edi, [edi + eax + 0x11]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
mov edx, dword [ebp + 0x3c]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
mov eax, dword [ebp + 0x6c]
cmp word [eax], 0x25
jne 0x43fbe7
lea ecx, [eax + 2]
mov ax, word [ecx]
cmp ax, 0x25
je 0x43fbe3
cmp ax, 0x2a
je 0x43fbe3
cmp ax, 0x40
je 0x43fbe3
cmp ax, 0x23
je 0x43fbe3
cmp ax, 0x7e
je 0x43fbe3
push eax
call fcn.00410c71
add esp, 4
test al, al
je 0x43fbe7
mov dword [ebp + 0x6c], ecx
inc edx
dec edx
js 0x43f542
mov eax, dword [ebp + 0x20]
lea ecx, [edx + 1]
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43fbf4
jmp 0x43f53f
cmp dword [ebp + 0x7c], 0
je 0x43fc2d
mov eax, dword [ebp + 0x48]
cmp byte [eax + 0x92], 0
jne 0x43fc2d
push 0x25
push dword [ebp + 0x40]
call dword [sym.imp.SHLWAPI.dll_StrChrW]
test eax, eax
je 0x43fc2d
mov eax, dword [ebp + 0x7c]
mov byte [eax], 1
mov eax, dword [ebp + 0x4c]
test eax, eax
jle 0x43fc38
mov byte [ebp + 0x46], 1
mov ecx, dword [ebp + 0x40]
lea eax, [eax + eax + 4]
sub eax, dword [ebp + 0x58]
mov dword [ebp + 0x50], ecx
add eax, ebx
test eax, 0xfffffffe
jl 0x43fc74
mov eax, dword [ebp + 0x4c]
mov ecx, dword [ebp + 0x70]
lea edi, [edi + eax + 0x10]
sub ebx, esi
push edi
sar ebx, 1
call fcn.004371c5
mov eax, dword [ebp + 0x70]
mov esi, dword [eax]
lea eax, [esi + edi*2 - 2]
lea ebx, [esi + ebx*2]
mov dword [ebp + 0x58], eax
mov dword [ebp + 0x5c], ebx
dec dword [ebp + 0x4c]
js 0x43f542
mov ecx, dword [ebp + 0x4c]
mov eax, dword [ebp + 0x50]
inc ecx
mov dx, word [eax]
mov word [ebx], dx
inc ebx
inc ebx
inc eax
inc eax
dec ecx
jne 0x43fc84
jmp 0x43f53f
and word [ebx], 0
cmp byte [ebp + 0x46], 0
jne 0x43fcb6
mov eax, dword [ebp + 0x7c]
test eax, eax
je 0x43fcb6
mov ecx, dword [ebp + 0x48]
cmp byte [ecx + 0x92], 0
jne 0x43fcb6
mov byte [eax], 1
mov ecx, dword [ebp + 0x70]
sub ebx, esi
sar ebx, 1
lea eax, [ebx + 2]
push eax
call fcn.004371c5
lea ecx, [ebp + 0x40]
call fcn.00431c4c
pop edi
pop esi
mov eax, ebx
pop ebx
add ebp, 0x64
leave
ret 0x14