Function at 0x40a950
Capabilities:
Check mutex on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
mov eax, 0x2bec
call fcn.00422900
mov eax, dword [0x45e080]
xor eax, esp
mov dword [esp + 0x2be8], eax
test byte [0x461000], 1
push ebx
mov ebx, dword [ebp + 0x10]
push esi
push edi
jne 0x40a99b
or dword [0x461000], 1
mov ecx, 0x461008
call sym.Install_vip.exe_public:_void___thiscall_CNsApp::constructor_void_
push 0x44c4c0
call fcn.004196ac
add esp, 4
push 0x450224
push 0x46121a
call dword [sym.imp.KERNEL32.dll_lstrcpyW]
test byte [0x46159c], 1
jne 0x40a9d2
or dword [0x46159c], 1
mov ecx, 0x4615a0
call sym.Install_vip.exe_public:_void___thiscall_CnsDump::constructor_void_
push 0x44c510
call fcn.004196ac
add esp, 4
push str.hf_install_dump
push 0x450224
mov ecx, 0x4615a0
call sym.Install_vip.exe_public:_void___thiscall_CnsDump::Install_wchar_t_const___wchar_t_const__
xor eax, eax
push 0x208
push eax
lea ecx, [esp + 0x29ea]
push ecx
mov word [esp + 0x29ec], ax
call fcn.0041a420
add esp, 0xc
push 0x104
lea edx, [esp + 0x29e4]
push edx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea eax, [esp + 0x29e0]
push eax
call sym.Install_vip.exe_long_long___int64____cdecl_FileSize_wchar_t_const__
mov edi, edx
mov edx, dword [section..data]
mov esi, eax
mov eax, dword [edx + 0xc]
add esp, 4
mov ecx, section..data
call eax
push edi
add eax, 0x10
push esi
push str.ns_installer__I64d
lea edi, [esp + 0x20]
mov dword [esp + 0x20], eax
call fcn.00405ff0
mov edi, dword [esp + 0x20]
add esp, 0xc
push edi
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexW]
mov esi, eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x40aaff
lea ecx, [esp + 0x19c0]
push ecx
call fcn.00409cf0
push 9
push 8
push 0xb4
push 0x140
push 3
push 0
push 0
mov edi, 0x45027c
mov edx, 0x450284
lea eax, [esp + 0x19dc]
call fcn.0040a670
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea edx, [esp + 0x19c0]
push edx
call fcn.00409e70
mov eax, dword [esp + 0x14]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40aae6
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov ecx, dword [esp + 0x2bf4]
pop edi
pop esi
pop ebx
xor ecx, esp
xor eax, eax
call fcn.0041957a
mov esp, ebp
pop ebp
ret 0x10
lea ecx, [esp + 0x10]
push ecx
mov ecx, ebx
call fcn.00405850
mov eax, dword [esp + 0x10]
mov esi, dword [eax - 0xc]
test esi, esi
jns 0x40ab20
push 0x80070057
call fcn.00406440
mov ecx, dword [eax - 8]
mov edx, 1
sub edx, dword [eax - 4]
sub ecx, esi
or edx, ecx
jge 0x40ab40
mov eax, esi
lea ecx, [esp + 0x10]
call fcn.00405ed0
mov eax, dword [esp + 0x10]
lea edx, [esi + 1]
push edx
push eax
call fcn.0041a226
mov eax, dword [esp + 0x18]
add esp, 8
cmp esi, dword [eax - 8]
jg 0x40ab16
mov dword [eax - 0xc], esi
mov ecx, dword [esp + 0x10]
xor eax, eax
mov word [ecx + esi*2], ax
mov eax, dword [esp + 0x10]
cmp dword [eax - 0xc], 0
jl 0x40abe1
push 0x4502ac
push eax
call fcn.00419f7c
add esp, 8
test eax, eax
je 0x40abe1
sub eax, dword [esp + 0x10]
sar eax, 1
js 0x40abe1
lea ecx, [esp + 0x1da8]
call sym.Install_vip.exe_public:_void___thiscall_CNsInstaller::constructor_void_
push ebx
lea ecx, [esp + 0x1dac]
call sym.Install_vip.exe_public:_void___thiscall_CNsInstaller::ParseParams_wchar_t_const__
push 0
push 0
push 0
push 0
lea ecx, [esp + 0x1db8]
call sym.Install_vip.exe_public:_void___thiscall_CNsInstaller::StartInstall_wchar_t_const___struct_HWND_____int__struct_HWND____
lea ecx, [esp + 0x1da8]
call sym.Install_vip.exe_public:_void___thiscall_CNsInstaller::AutoRun_void_
push 0
push 0
lea ecx, [esp + 0x1db0]
call sym.Install_vip.exe_public:_void___thiscall_CNsInstaller::DoUpdate_bool__wchar_t_const__
lea ecx, [esp + 0x1da8]
call sym.Install_vip.exe_public:_void___thiscall_CNsInstaller::destructor_void_
jmp 0x40ac84
lea esi, [esp + 0x18]
call fcn.00407ed0
push 0
push 0
push 0
push 0x1b4
push 0x232
push 0
push 0
xor eax, eax
mov ecx, esi
call fcn.004074d0
push 5
mov esi, 1
push esi
push 0xffffffffffffffff
lea ecx, [esp + 0x24]
call fcn.00404c90
test byte [0x461000], 1
jne 0x40ac40
or dword [0x461000], esi
mov ecx, 0x461008
call sym.Install_vip.exe_public:_void___thiscall_CNsApp::constructor_void_
push 0x44c4c0
call fcn.004196ac
add esp, 4
test byte [0x461000], 1
mov edx, dword [esp + 0x6c]
mov dword [0x46100c], edx
jne 0x40ac70
or dword [0x461000], esi
mov ecx, 0x461008
call sym.Install_vip.exe_public:_void___thiscall_CNsApp::constructor_void_
push 0x44c4c0
call fcn.004196ac
add esp, 4
mov ecx, 0x461008
call sym.Install_vip.exe_public:_int___thiscall_CNsApp::MsgLoop_void_
lea eax, [esp + 0x18]
push eax
call fcn.00408230
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40aca4
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
lea eax, [edi - 0x10]
jmp 0x40aacd