Function at 0x4754a0
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4ecee0
mov eax, dword fs:[0]
push eax
sub esp, 0x134
mov eax, dword [0x53d100]
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.004249d9
mov eax, dword [eax]
push str._CAMEYO_VAR_
push eax
call fcn.004cb830
add esp, 8
cmp eax, esi
mov byte [ebp - 4], 0
mov eax, dword [ebp - 0x128]
sete bl
add eax, 0xfffffff0
or esi, 0xffffffff
lea ecx, [eax + 0xc]
mov edx, esi
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x475525
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
test bl, bl
je 0x47554f
mov dword [ebp - 4], esi
mov eax, dword [ebp + 8]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
lock xadd dword [ecx], esi
dec esi
test esi, esi
jg 0x475548
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
xor eax, eax
jmp 0x475b2c
mov ecx, dword [edi]
mov eax, dword [ecx - 0xc]
cmp eax, 3
jl 0x475529
test eax, eax
jle 0x475576
push 0x25
push ecx
call fcn.004cc4e8
add esp, 8
test eax, eax
je 0x475576
mov ecx, dword [edi]
sub eax, ecx
sar eax, 1
cmp eax, esi
jne 0x475597
mov eax, dword [edi]
cmp dword [eax - 0xc], 0
jle 0x475529
push 0x5c
push eax
call fcn.004cc4e8
add esp, 8
test eax, eax
je 0x475529
mov ecx, dword [edi]
sub eax, ecx
sar eax, 1
cmp eax, esi
je 0x475529
mov eax, dword [ecx - 0xc]
cmp eax, 4
jle 0x475625
cmp eax, 1
jge 0x4755b2
push 0x80070057
call fcn.00422000
movzx edx, word [ecx + 2]
cmp dx, 0x3a
jne 0x475625
cmp eax, 2
jge 0x4755cb
push 0x80070057
call fcn.00422000
movzx edx, word [ecx + 4]
cmp dx, 0x5c
jne 0x475625
cmp eax, 4
jle 0x475625
add ecx, 8
push 0x7e
push ecx
call fcn.004cc4e8
add esp, 8
test eax, eax
je 0x475625
sub eax, dword [edi]
sar eax, 1
js 0x475625
push 0xa28
call fcn.004cb944
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 0x47561c
push ebx
mov ecx, edi
call fcn.00424843
push ebx
call fcn.004cb867
add esp, 4
test byte [0x54384c], 1
jne 0x47566d
or dword [0x54384c], 1
call fcn.004bc4b7
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
jne 0x47564f
push 0x80004005
call fcn.00422000
mov edx, dword [eax]
mov ecx, eax
mov eax, dword [edx + 0xc]
call eax
add eax, 0x10
push 0x4f7270
mov dword [0x543848], eax
call fcn.004cc1ac
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.0042541f
lea ecx, [ebp - 0x128]
add esp, 4
add eax, 0x10
push ecx
mov dword [esi], eax
call fcn.00478620
mov eax, dword [eax]
push str.RegistryMACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUserDataS_1_5_18Components
push eax
call fcn.004cb335
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 0x4756cf
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
test bl, bl
je 0x475962
mov ecx, dword [0x543848]
mov eax, dword [ecx - 0xc]
test eax, eax
jne 0x475826
push 0x110
push eax
lea edx, [ebp - 0x120]
push edx
mov dword [ebp - 0x124], 0x114
call fcn.004cc1d0
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 0x475734
mov eax, dword [ebp - 0x120]
cmp eax, 6
jne 0x475759
cmp dword [ebp - 0x11c], ecx
jae 0x47575b
lea ecx, [ebp - 0x12c]
push ecx
call fcn.00477300
add esp, 4
mov byte [ebp - 4], 4
mov eax, dword [eax]
cmp dword [eax - 0xc], 0
jge 0x4757b0
push 0x80070057
call fcn.00422000
jbe 0x475734
lea ecx, [ebp - 0x12c]
push ecx
call fcn.00477300
add esp, 4
mov byte [ebp - 4], 2
mov eax, dword [eax]
cmp dword [eax - 0xc], 0
jge 0x475780
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.00478210
add esp, 0xc
push eax
mov ecx, 0x543848
mov byte [ebp - 4], 3
call fcn.00424f10
mov byte [ebp - 4], 2
jmp 0x4757de
movzx eax, word [eax]
movzx edx, ax
push edx
lea eax, [ebp - 0x128]
push str._c__
push eax
call fcn.00478210
add esp, 0xc
push eax
mov ecx, 0x543848
mov byte [ebp - 4], 5
call fcn.00424f10
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 0x475800
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 0x475826
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov eax, dword [0x543848]
push 0
push ecx
add eax, 0xfffffff0
mov dword [ebp - 0x134], esp
mov esi, esp
push eax
call fcn.0042541f
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.0042541f
add eax, 0x10
mov dword [esi], eax
add esp, 4
mov byte [ebp - 4], 0
call fcn.0047c930
add esp, 0xc
test eax, eax
je 0x475962
mov edx, dword [edi]
mov eax, dword [ebp + 8]
push ecx
mov ecx, esp
mov dword [ebp - 0x134], esp
push edx
mov edx, dword [0x543848]
push eax
push edx
push str.RegExport_ExpandVariablizePath:_InstallerUserDataComponentsSpecialPrefix_s_found_in__s:__s
push ecx
call fcn.00478210
add esp, 0x14
call fcn.00475430
lea eax, [ebp - 0x134]
push eax
call fcn.00477300
add esp, 8
mov bl, 7
mov byte [ebp - 4], bl
mov eax, dword [eax]
cmp dword [eax - 0xc], 0
jge 0x4758c7
push 0x80070057
call fcn.00422000
movzx eax, word [eax]
movzx ecx, ax
push ecx
lea edx, [ebp - 0x140]
push 0x502764
push edx
call fcn.00478210
add esp, 0xc
mov byte [ebp - 4], 8
mov eax, dword [eax]
push eax
mov eax, dword [0x543848]
push eax
push edi
call fcn.0042b6e0
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 0x47591a
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 0x475940
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.00478210
add esp, 0xc
call fcn.00475430
add esp, 4
mov eax, dword [edi]
mov dword [ebp - 0x12c], eax
mov dword [ebp - 0x130], 0
jmp 0x475980
mov ecx, dword [ebp - 0x130]
mov ecx, dword [ecx + 0x53f11c]
cmp word [ecx], 0
je 0x475ae5
cmp word [ecx + 2], 0
je 0x475ae5
cmp dword [eax - 0xc], 2
jle 0x475ae5
xor ebx, ebx
mov dword [ebp - 0x138], 4
jmp 0x4759c0
mov edx, dword [ebp - 0x130]
mov edx, dword [edx + 0x53f11c]
mov eax, edx
lea esi, [eax + 2]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x4759d1
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.004cdfa6
add esp, 0xc
test eax, eax
jne 0x475acd
mov edx, dword [ebp - 0x138]
mov eax, dword [ebp - 0x12c]
movzx eax, word [edx + eax - 4]
lea ecx, [eax - 0x61]
cmp cx, 0x19
ja 0x475a2f
add eax, 0xffffffe0
movzx edx, ax
mov dword [ebp - 0x128], edx
jmp 0x475a38
movzx eax, ax
mov dword [ebp - 0x128], eax
mov ecx, dword [ebp - 0x130]
mov eax, dword [ecx + 0x53f11c]
movzx ecx, word [eax]
lea edx, [ecx - 0x61]
cmp dx, 0x19
ja 0x475a53
add ecx, 0xffffffe0
movzx ecx, cx
cmp word [ebp - 0x128], cx
jne 0x475acd
movzx ecx, word [esi - 2]
lea edx, [ecx - 0x61]
cmp dx, 0x19
ja 0x475a6f
add ecx, 0xffffffe0
movzx edx, cx
movzx ecx, word [eax + 2]
lea esi, [ecx - 0x61]
cmp si, 0x19
ja 0x475a82
add ecx, 0xffffffe0
movzx ecx, cx
cmp dx, cx
jne 0x475acd
lea edx, [eax + 2]
lea ecx, [ecx]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x475a90
sub eax, edx
push ebx
sar eax, 1
push edi
call fcn.00424881
mov eax, dword [ebp - 0x130]
mov ecx, dword [eax + 0x53f110]
push ecx
push edi
mov eax, ebx
call fcn.004451b2
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 0x4759c0
mov ecx, dword [ebp - 0x130]
add ecx, 0x10
cmp ecx, 0x250
mov dword [ebp - 0x130], ecx
jl 0x475980
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 0x475b26
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.004cac83
mov esp, ebp
pop ebp
ret