Function at 0x420990
Capabilities:
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4c311c
mov eax, dword fs:[0]
push eax
sub esp, 0x664
mov eax, dword [0x509074]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x654], 0x4e27f8
mov dword [ebp - 0x650], 0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x654]
mov eax, dword [ebp - 0x654]
call dword [eax + 4]
lea eax, [ebp - 0x650]
push eax
push 0x20119
push 0
push 0x4e37e8
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x420cc6
mov esi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
mov dword [ebp - 0x658], eax
mov dword [ebp - 0x65c], eax
lea eax, [ebp - 0x660]
push eax
lea eax, [ebp - 0x658]
mov dword [ebp - 0x660], 4
push eax
push 0
push 0
push str.CurrentMajorVersionNumber
push dword [ebp - 0x650]
call esi
lea eax, [ebp - 0x660]
push eax
lea eax, [ebp - 0x65c]
push eax
push 0
push 0
push str.CurrentMinorVersionNumber
push dword [ebp - 0x650]
call esi
cmp dword [ebp - 0x658], 0
jne 0x420acb
lea eax, [ebp - 0x64c]
mov dword [ebp - 0x64c], 0x20
push eax
lea eax, [ebp - 0x30]
push eax
push 0
push 0
push str.CurrentVersion
push dword [ebp - 0x650]
call esi
mov dx, word [ebp - 0x30]
lea eax, [ebp - 0x30]
xor ecx, ecx
test dx, dx
je 0x420acb
lea eax, [eax + 2]
inc ecx
cmp word [eax], 0
jne 0x420aa3
cmp ecx, 3
jne 0x420acb
movzx eax, dx
sub eax, 0x30
mov dword [ebp - 0x658], eax
movzx eax, word [ebp - 0x2c]
sub eax, 0x30
mov dword [ebp - 0x65c], eax
mov eax, dword [ebp - 0x658]
mov dword [0x50bf18], eax
mov eax, dword [ebp - 0x65c]
mov dword [0x50bf1c], eax
lea eax, [ebp - 0x664]
push eax
lea eax, [ebp - 0x440]
mov dword [ebp - 0x664], 0x208
push eax
push 0
push 0
push str.CurrentBuildNumber
push dword [ebp - 0x650]
call esi
test eax, eax
jne 0x420b34
push ecx
lea edx, [ebp - 0x64c]
mov dword [ebp - 0x64c], 0xffffffff
lea ecx, [ebp - 0x440]
call fcn.00429660
add esp, 4
mov dword [0x50bf20], eax
jmp 0x420b39
mov eax, dword [0x50bf20]
cmp dword [0x50bf18], 0xa
jne 0x420b53
cmp eax, 0x55f0
jb 0x420b53
mov dword [0x50bf18], 0xb
lea eax, [ebp - 0x668]
mov dword [ebp - 0x668], 0x208
push eax
lea eax, [ebp - 0x648]
push eax
push 0
push 0
push str.ReleaseId
push dword [ebp - 0x650]
call esi
test eax, eax
jne 0x420ba4
push ecx
lea edx, [ebp - 0x64c]
mov dword [ebp - 0x64c], 0xffffffff
lea ecx, [ebp - 0x648]
call fcn.00429660
add esp, 4
mov dword [0x50c030], eax
lea eax, [ebp - 0x66c]
mov dword [ebp - 0x66c], 0x208
push eax
lea eax, [ebp - 0x238]
push eax
push 0
push 0
push str.CSDVersion
push dword [ebp - 0x650]
call esi
test eax, eax
jne 0x420c2a
mov si, word [ebp - 0x238]
mov eax, 0x50bf28
test si, si
je 0x420bff
lea edx, [ebp - 0x238]
movzx ecx, si
sub edx, eax
nop dword [eax]
mov word [eax], cx
add eax, 2
movzx ecx, word [edx + eax]
test cx, cx
jne 0x420bf0
xor ecx, ecx
mov word [eax], cx
lea eax, [ebp - 0x238]
test si, si
je 0x420c1a
nop
lea eax, [eax + 2]
inc ecx
cmp word [eax], 0
jne 0x420c10
movzx eax, word [ebp + ecx*2 - 0x23a]
sub eax, 0x30
mov dword [0x50bf24], eax
mov eax, dword fs:[0x2c]
mov ecx, dword [eax]
mov eax, dword [0x50bf08]
cmp eax, dword [ecx + 4]
jle 0x420c86
push 0x50bf08
call fcn.00496c4b
add esp, 4
cmp dword [0x50bf08], 0xffffffff
jne 0x420c86
mov byte [ebp - 4], 1
push str.IsWow64Process
push str.kernel32
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [0x50bf0c], eax
mov byte [ebp - 4], 0
push 0x50bf08
call fcn.00496bfa
add esp, 4
mov esi, dword [0x50bf0c]
test esi, esi
je 0x420cba
lea eax, [ebp - 0x64c]
mov dword [ebp - 0x64c], 0
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call esi
test eax, eax
je 0x420cba
cmp dword [ebp - 0x64c], 1
sete al
jmp 0x420cbc
xor al, al
mov byte [0x50c02d], al
call fcn.00420d10
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp - 0x650]
mov dword [ebp - 0x654], 0x4e27f8
test eax, eax
je 0x420cf2
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov dword [ebp - 0x650], 0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00496b9e
mov esp, ebp
pop ebp
ret