Function at 0x46ab90
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4dc8c0
mov eax, dword fs:[0]
push eax
sub esp, 0x134
mov eax, dword [0x527f10]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
push 0xe
lea eax, [ebp - 0x128]
xor esi, esi
push eax
mov ecx, edi
mov dword [ebp - 4], esi
mov dword [ebp - 0x13c], esi
call fcn.004249e6
mov eax, dword [eax]
push str._CAMEYO_VAR_
push eax
call fcn.004bbd30
add esp, 8
cmp eax, esi
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x128]
sete bl
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46ac13
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
test bl, bl
je 0x46ac44
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46ac3d
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
jmp 0x46b1ac
mov eax, dword [edi]
mov ecx, dword [eax - 0xc]
cmp ecx, 4
jle 0x46acd4
cmp ecx, 1
jge 0x46ac61
push 0x80070057
call fcn.00422000
movzx edx, word [eax + 2]
cmp dx, 0x3a
jne 0x46acd4
cmp ecx, 2
jge 0x46ac7a
push 0x80070057
call fcn.00422000
movzx edx, word [eax + 4]
cmp dx, 0x5c
jne 0x46acd4
cmp ecx, 4
jle 0x46acd4
add eax, 8
push 0x7e
push eax
call fcn.004bc598
add esp, 8
cmp eax, esi
je 0x46acd4
sub eax, dword [edi]
sar eax, 1
js 0x46acd4
push 0x514
call fcn.004bc352
add esp, 4
mov ebx, eax
mov eax, dword [edi]
push 0x514
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_GetLongPathNameW]
test eax, eax
je 0x46accb
push ebx
mov ecx, edi
call fcn.00424850
push ebx
call fcn.004bc235
add esp, 4
test byte [0x52e4b0], 1
jne 0x46ad1c
or dword [0x52e4b0], 1
call fcn.004ad3ae
xor ecx, ecx
cmp eax, esi
setne cl
cmp ecx, esi
jne 0x46acfe
push 0x80004005
call fcn.00422000
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
push 0x4e5b40
mov dword [0x52e4ac], eax
call fcn.004be708
add esp, 4
mov eax, dword [ebp + 8]
push 0x5c
push ecx
add eax, 0xfffffff0
mov dword [ebp - 0x134], esp
mov esi, esp
push eax
call fcn.00425450
lea ecx, [ebp - 0x128]
add esp, 4
add eax, 0x10
push ecx
mov dword [esi], eax
call fcn.0046db70
mov eax, dword [eax]
push str.RegistryMACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUserDataS_1_5_18Components
push eax
call fcn.004bb834
add esp, 0x14
test eax, eax
mov eax, dword [ebp - 0x128]
sete bl
add eax, 0xfffffff0
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x46ad7e
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
test bl, bl
je 0x46b011
mov ecx, dword [0x52e4ac]
mov eax, dword [ecx - 0xc]
test eax, eax
jne 0x46aed5
push 0x110
push eax
lea edx, [ebp - 0x120]
push edx
mov dword [ebp - 0x124], 0x114
call fcn.004bc420
add esp, 0xc
lea eax, [ebp - 0x124]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
mov ecx, 2
cmp dword [ebp - 0x114], ecx
jne 0x46ade3
mov eax, dword [ebp - 0x120]
cmp eax, 6
jne 0x46ae08
cmp dword [ebp - 0x11c], ecx
jae 0x46ae0a
lea ecx, [ebp - 0x12c]
push ecx
call fcn.0046c9b0
add esp, 4
mov byte [ebp - 4], 4
mov eax, dword [eax]
cmp dword [eax - 0xc], 0
jge 0x46ae5f
push 0x80070057
call fcn.00422000
jbe 0x46ade3
lea ecx, [ebp - 0x12c]
push ecx
call fcn.0046c9b0
add esp, 4
mov byte [ebp - 4], 2
mov eax, dword [eax]
cmp dword [eax - 0xc], 0
jge 0x46ae2f
push 0x80070057
call fcn.00422000
movzx eax, word [eax]
movzx edx, ax
push edx
lea eax, [ebp - 0x128]
push str._c:_
push eax
call fcn.0046d760
add esp, 0xc
push eax
mov ecx, 0x52e4ac
mov byte [ebp - 4], 3
call fcn.00424eea
mov byte [ebp - 4], 2
jmp 0x46ae8d
movzx eax, word [eax]
movzx edx, ax
push edx
lea eax, [ebp - 0x128]
push str._c__
push eax
call fcn.0046d760
add esp, 0xc
push eax
mov ecx, 0x52e4ac
mov byte [ebp - 4], 5
call fcn.00424eea
mov byte [ebp - 4], 4
mov eax, dword [ebp - 0x128]
add eax, 0xfffffff0
or edx, 0xffffffff
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46aeaf
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x12c]
add eax, 0xfffffff0
or edx, 0xffffffff
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46aed5
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [0x52e4ac]
push 0
push ecx
add eax, 0xfffffff0
mov dword [ebp - 0x134], esp
mov esi, esp
push eax
call fcn.00425450
add eax, 0x10
mov dword [esi], eax
mov byte [ebp - 4], 6
mov eax, dword [edi]
sub eax, 0x10
mov dword [ebp - 0x140], esp
mov esi, esp
push eax
call fcn.00425450
add eax, 0x10
mov dword [esi], eax
add esp, 4
mov byte [ebp - 4], 0
call fcn.004719e0
add esp, 0xc
test eax, eax
je 0x46b011
mov edx, dword [edi]
mov eax, dword [ebp + 8]
push ecx
mov ecx, esp
mov dword [ebp - 0x134], esp
push edx
mov edx, dword [0x52e4ac]
push eax
push edx
push str.RegExport_ExpandVariablizePath:_InstallerUserDataComponentsSpecialPrefix_s_found_in__s:__s
push ecx
call fcn.0046d760
add esp, 0x14
call fcn.0046ab20
lea eax, [ebp - 0x134]
push eax
call fcn.0046c9b0
add esp, 8
mov bl, 7
mov byte [ebp - 4], bl
mov eax, dword [eax]
cmp dword [eax - 0xc], 0
jge 0x46af76
push 0x80070057
call fcn.00422000
movzx eax, word [eax]
movzx ecx, ax
push ecx
lea edx, [ebp - 0x140]
push 0x4f10cc
push edx
call fcn.0046d760
add esp, 0xc
mov byte [ebp - 4], 8
mov eax, dword [eax]
push eax
mov eax, dword [0x52e4ac]
push eax
push edi
call fcn.0042b4cd
mov byte [ebp - 4], bl
mov eax, dword [ebp - 0x140]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46afc9
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x134]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46afef
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov edx, dword [edi]
push ecx
mov ecx, esp
mov dword [ebp - 0x128], esp
push edx
push str.RegExport_ExpandVariablizePath:_transforming_to:__s
push ecx
call fcn.0046d760
add esp, 0xc
call fcn.0046ab20
add esp, 4
mov eax, dword [edi]
mov dword [ebp - 0x12c], eax
mov dword [ebp - 0x130], 0
cmp dword [eax - 0xc], 2
jle 0x46b165
xor ebx, ebx
mov dword [ebp - 0x138], 4
mov eax, dword [ebp - 0x130]
mov edx, dword [eax + 0x52a204]
mov eax, edx
lea esi, [eax + 2]
lea ebx, [ebx]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x46b050
mov ecx, dword [ebp - 0x138]
sub eax, esi
mov esi, dword [ebp - 0x12c]
sar eax, 1
add eax, 0xfffffffe
push eax
add edx, 4
add esi, ecx
push edx
push esi
call fcn.004be056
add esp, 0xc
test eax, eax
jne 0x46b14d
mov edx, dword [ebp - 0x138]
mov eax, dword [ebp - 0x12c]
movzx eax, word [edx + eax - 4]
lea ecx, [eax - 0x61]
cmp cx, 0x19
ja 0x46b0ae
add eax, 0xffffffe0
movzx edx, ax
mov dword [ebp - 0x128], edx
jmp 0x46b0b7
movzx eax, ax
mov dword [ebp - 0x128], eax
mov ecx, dword [ebp - 0x130]
mov eax, dword [ecx + 0x52a204]
movzx ecx, word [eax]
lea edx, [ecx - 0x61]
cmp dx, 0x19
ja 0x46b0d2
add ecx, 0xffffffe0
movzx ecx, cx
cmp word [ebp - 0x128], cx
jne 0x46b14d
movzx ecx, word [esi - 2]
lea edx, [ecx - 0x61]
cmp dx, 0x19
ja 0x46b0ee
add ecx, 0xffffffe0
movzx edx, cx
movzx ecx, word [eax + 2]
lea esi, [ecx - 0x61]
cmp si, 0x19
ja 0x46b101
add ecx, 0xffffffe0
movzx ecx, cx
cmp dx, cx
jne 0x46b14d
lea edx, [eax + 2]
lea esp, [esp]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x46b110
sub eax, edx
push ebx
sar eax, 1
push edi
call fcn.0042488e
mov eax, dword [ebp - 0x130]
mov ecx, dword [eax + 0x52a1f8]
push ecx
push edi
mov eax, ebx
call fcn.0043d807
mov edx, dword [edi]
mov dword [ebp - 0x12c], edx
mov dword [ebp - 0x13c], 1
mov eax, dword [edi]
mov ecx, dword [eax - 0xc]
add dword [ebp - 0x138], 2
inc ebx
lea edx, [ebx + 2]
cmp edx, ecx
jl 0x46b039
mov ecx, dword [ebp - 0x130]
add ecx, 0x10
cmp ecx, 0x250
mov dword [ebp - 0x130], ecx
jl 0x46b023
mov dword [ebp - 4], 0xffffffff
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x46b1a6
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [ebp - 0x13c]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004bb182
mov esp, ebp
pop ebp
ret