Function at 0x43a87a
Capabilities:
Parse credit card information
Query environment variable

Disassembly:
push ebp
lea ebp, [esp - 0x64]
sub esp, 0x8c
mov al, byte [ecx + 0xb]
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 0x43a8a8
test byte [ebp + 0x78], 0x80
je 0x43a8ac
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 0x43a8c4
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.0042aed6
mov eax, 0x400
cmp edi, eax
jge 0x43a8e7
mov ecx, dword [ebp + 0x70]
push eax
mov edi, eax
call fcn.0042aeff
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 0x43b050
mov edx, dword [ebp + 0x6c]
cmp word [edx], 0
je 0x43b050
add eax, 0xfffff81c
mov ecx, ebx
sub ecx, eax
test ecx, 0xfffffffe
jl 0x43a949
mov ecx, dword [ebp + 0x70]
add edi, 0x400
sub ebx, esi
push edi
sar ebx, 1
call fcn.0042aeff
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 0x43a974
mov ecx, 0x3dd
mov ax, word [edx]
test ax, ax
je 0x43a8f8
cmp ax, 0x25
je 0x43a8f8
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 0x43a954
jmp 0x43a8f8
cmp byte [ebp + 0x78], 0
mov dword [ebp + 0x50], edx
je 0x43ac63
lea eax, [edx + 2]
mov cx, word [eax]
cmp cx, 0x25
mov dword [ebp + 0x74], eax
jne 0x43a9a0
mov word [ebx], cx
inc ebx
inc ebx
add edx, 4
mov dword [ebp + 0x6c], edx
jmp 0x43a8f5
cmp cx, 0x23
jne 0x43a9e3
mov ecx, dword [ebp + 0x48]
mov eax, dword [ecx + 0x34]
add edx, 4
test eax, eax
mov dword [ebp + 0x6c], edx
je 0x43a8f8
mov ecx, dword [ecx + 0x30]
mov eax, dword [eax + ecx*4 + 8]
mov cx, word [eax]
test cx, cx
je 0x43a8f8
mov word [ebx], cx
inc ebx
inc ebx
inc eax
inc eax
xor ecx, ecx
mov cx, word [eax]
test cx, cx
jne 0x43a9cd
jmp 0x43a8f5
cmp cx, 0x2a
jne 0x43aa74
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x34]
add edx, 4
test eax, eax
mov dword [ebp + 0x6c], edx
je 0x43a8f8
mov ecx, dword [ebp + 0x48]
mov ecx, dword [ecx + 0x30]
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 0x43aa49
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.0042aeff
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 + 0x30]
mov eax, dword [eax + 0x34]
mov eax, dword [eax + ecx*4]
js 0x43a8f8
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 0x43aa62
jmp 0x43a8f5
cmp cx, 0x40
jne 0x43ab07
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x34]
add edx, 4
test eax, eax
mov dword [ebp + 0x6c], edx
je 0x43a8f8
mov ecx, dword [ebp + 0x48]
mov ecx, dword [ecx + 0x30]
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 0x43aadb
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.0042aeff
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 + 0x30]
mov eax, dword [eax + 0x34]
mov eax, dword [eax + ecx*4 + 4]
js 0x43a8f8
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 0x43aaf5
jmp 0x43a8f5
push ecx
call fcn.0042aa31
add esp, 4
test al, al
jne 0x43ab35
cmp cx, 0x7e
jb 0x43ac63
xor eax, eax
mov ax, word [edx + 4]
push eax
call fcn.0042aa31
add esp, 4
test al, al
je 0x43ac63
and dword [ebp + 0x3c], 0
cmp cx, 0x7e
jb 0x43ab49
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.0042aa31
add esp, 4
test al, al
je 0x43aba6
push 0
push 0xa
push dword [ebp + 0x28]
push ecx
call fcn.00467ab0
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.0042aa31
add esp, 4
test al, al
jne 0x43ab66
mov ebx, dword [ebp + 0x5c]
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x30]
cdq
cmp dword [ebp + 0x28], edx
mov dword [ebp + 0x18], eax
ja 0x43a8f8
jb 0x43abc3
cmp ecx, eax
jae 0x43a8f8
mov eax, dword [ebp + 0x48]
mov eax, dword [eax + 0x34]
test eax, eax
je 0x43a8f8
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 0x43ac06
mov eax, dword [ebp + 0x4c]
cmp word [eax], 0x22
jne 0x43ac06
mov ecx, dword [ebp + 0x74]
cmp word [eax + ecx*2 - 2], 0x22
jne 0x43abfe
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 0x43ac3f
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.0042aeff
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 0x43a8f8
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 0x43ac4c
jmp 0x43a8f5
push 8
push str._RANDOM_
push dword [ebp + 0x6c]
call dword [sym.imp.SHLWAPI.dll_StrCmpNIW]
test eax, eax
jne 0x43ad12
add dword [ebp + 0x6c], 0x10
and word [ebp - 0x28], ax
call fcn.00427c6b
and edx, 0x7fffffff
push edx
push eax
lea eax, [ebp - 0x28]
push eax
call fcn.0043451e
and word [ebp + 0x16], 0
add esp, 0xc
lea eax, [ebp - 0x28]
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
cmp eax, 1
mov dword [ebp + 0x74], eax
jge 0x43acb7
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 0x43acf0
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.0042aeff
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 - 0x28]
js 0x43a8f8
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 0x43ad00
jmp 0x43a8f5
mov edx, dword [ebp + 0x6c]
add edx, 2
mov eax, edx
jmp 0x43ad2a
cmp cx, 0x25
je 0x43ad35
cmp cx, 0x3d
je 0x43ad35
inc eax
inc eax
mov cx, word [eax]
test cx, cx
mov dword [ebp + 0x6c], eax
jne 0x43ad1c
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 0x43af28
cmp byte [ebp + 0x57], 0
jne 0x43ad9f
mov ax, word [edx]
cmp ax, 0x26
je 0x43ad78
cmp byte [ebp + 0x63], 0
je 0x43ad9f
cmp ax, 0x5e
je 0x43ad9f
add dword [ebp + 0x6c], 2
mov eax, edx
cmp word [eax], 0x26
mov dword [ebp + 0x50], eax
mov dword [ebp + 0x2c], eax
jne 0x43ae60
inc eax
inc eax
mov dword [ebp + 0x50], eax
mov dword [ebp + 0x30], 1
jmp 0x43ae60
add dword [ebp + 0x6c], 2
mov eax, edx
cmp word [eax], 0x5e
mov dword [ebp + 0x50], eax
jne 0x43adbb
inc eax
inc eax
add dword [ebp + 0x6c], 2
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 0x43ae48
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 0x43ae25
mov eax, dword [ebp + 0x40]
cmp word [eax], 0
jne 0x43ae25
mov eax, dword [ebp + 0x4c]
add eax, 0x64
push eax
lea ecx, [ebp + 0x40]
mov dword [ebp + 0x34], eax
call fcn.0042aeff
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 0x43afc0
cmp eax, 0xcb
jne 0x43afc0
cmp byte [ebp + 0x77], 0
jne 0x43af0e
cmp byte [ebp + 0x57], 0
mov byte [ebp + 0x77], 1
jne 0x43af0e
mov eax, dword [ebp + 0x38]
mov ecx, dword [ebp + 0x48]
and word [eax], 0
push 0xffffffffffffffff
push 0
push dword [ebp + 0x2c]
call fcn.0040f7cf
test eax, eax
mov ecx, dword [ebp + 0x38]
mov word [ecx], 0x25
jne 0x43ae99
cmp dword [ebp + 0x30], eax
jne 0x43a8f8
cmp byte [ebp + 0x77], al
jne 0x43af02
mov byte [ebp + 0x77], 1
jmp 0x43adbe
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 0x43aede
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.0042aeff
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 0x43a8f8
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 0x43aeeb
jmp 0x43a8f5
cmp byte [ebp + 0x63], 1
je 0x43a8f8
jmp 0x43af24
cmp byte [ebp + 0x63], 1
jne 0x43af1c
xor al, al
je 0x43a8f8
sub dword [ebp + 0x6c], 2
xor al, al
je 0x43af28
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 0x43af63
mov ecx, dword [ebp + 0x70]
mov eax, edx
lea edi, [edi + eax + 0x11]
sub ebx, esi
push edi
sar ebx, 1
call fcn.0042aeff
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 0x43afa1
lea ecx, [eax + 2]
mov ax, word [ecx]
cmp ax, 0x25
je 0x43af9d
cmp ax, 0x2a
je 0x43af9d
cmp ax, 0x40
je 0x43af9d
cmp ax, 0x23
je 0x43af9d
cmp ax, 0x7e
je 0x43af9d
push eax
call fcn.0042aa31
add esp, 4
test al, al
je 0x43afa1
mov dword [ebp + 0x6c], ecx
inc edx
dec edx
js 0x43a8f8
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 0x43afae
jmp 0x43a8f5
cmp dword [ebp + 0x7c], 0
je 0x43afe7
mov eax, dword [ebp + 0x48]
cmp byte [eax + 0x86], 0
jne 0x43afe7
push 0x25
push dword [ebp + 0x40]
call dword [sym.imp.SHLWAPI.dll_StrChrW]
test eax, eax
je 0x43afe7
mov eax, dword [ebp + 0x7c]
mov byte [eax], 1
mov eax, dword [ebp + 0x4c]
test eax, eax
jle 0x43aff2
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 0x43b02e
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.0042aeff
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 0x43a8f8
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 0x43b03e
jmp 0x43a8f5
and word [ebx], 0
cmp byte [ebp + 0x46], 0
jne 0x43b070
mov eax, dword [ebp + 0x7c]
test eax, eax
je 0x43b070
mov ecx, dword [ebp + 0x48]
cmp byte [ecx + 0x86], 0
jne 0x43b070
mov byte [eax], 1
mov ecx, dword [ebp + 0x70]
sub ebx, esi
sar ebx, 1
lea eax, [ebx + 2]
push eax
call fcn.0042aeff
lea ecx, [ebp + 0x40]
call fcn.0042602e
pop edi
pop esi
mov eax, ebx
pop ebx
add ebp, 0x64
leave
ret 0x14