Function at 0x4035b9
Capabilities:
Accept command line arguments
Copy file
Create directory
Delete file
Get common file path
Shutdown system
Terminate process

Disassembly:
sub esp, 0x20
push ebx
push ebp
push esi
xor ebx, ebx
push edi
mov dword [esp + 0x18], ebx
mov dword [esp + 0x10], str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
mov byte [esp + 0x14], 0x20
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push ebx
call dword [sym.imp.ole32.dll_OleInitialize]
push str.NSIS_Error
push 0x452720
mov dword [0x4567d0], eax
call fcn.00405f79
mov esi, 0x489000
mov edi, 0x2000
push esi
push edi
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
call fcn.00403585
mov ebp, dword [sym.imp.KERNEL32.dll_lstrcatA]
test eax, eax
jne 0x403636
push 0x1ffb
push esi
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push esi
call ebp
call fcn.00403585
test eax, eax
je 0x403782
mov esi, 0x47f000
push esi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
push edi
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_lstrcpynA]
xor edi, edi
push edi
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp byte [0x47f000], 0x22
mov dword [0x456720], eax
mov eax, esi
jne 0x403674
mov byte [esp + 0x14], 0x22
mov eax, 0x47f001
push dword [esp + 0x14]
push eax
call fcn.00405aa1
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x1c], eax
mov cl, byte [eax]
test cl, cl
je 0x403706
cmp cl, 0x20
jne 0x40369a
inc eax
cmp byte [eax], 0x20
je 0x403694
cmp byte [eax], 0x22
mov byte [esp + 0x14], 0x20
jne 0x4036aa
inc eax
mov byte [esp + 0x14], 0x22
cmp byte [eax], 0x2f
jne 0x4036e2
inc eax
cmp byte [eax], 0x53
jne 0x4036c3
mov cl, byte [eax + 1]
or cl, 0x20
cmp cl, 0x20
jne 0x4036c3
or ebx, 2
cmp dword [eax], 0x4352434e
jne 0x4036d9
mov cl, byte [eax + 4]
or cl, 0x20
cmp cl, 0x20
jne 0x4036d9
or ebx, 4
cmp dword [eax - 2], 0x3d442f20
je 0x4036f4
push dword [esp + 0x14]
push eax
call fcn.00405aa1
cmp byte [eax], 0x22
jne 0x403689
inc eax
jmp 0x403689
and byte [eax - 2], 0
add eax, 2
push eax
push 0x481000
call fcn.00405f79
push ebx
call fcn.00403067
cmp eax, edi
mov dword [esp + 0x10], eax
jne 0x403782
cmp dword [0x456734], edi
je 0x40376b
push edi
push esi
call fcn.00405aa1
mov edi, eax
cmp edi, esi
jb 0x403734
cmp dword [edi], 0x3d3f5f20
je 0x403734
dec edi
jmp 0x403725
cmp edi, esi
mov dword [esp + 0x10], str.Error_launching_installer
jb 0x4037ae
and byte [edi], 0
add edi, 4
push edi
call fcn.00405b58
test eax, eax
je 0x403782
push edi
push 0x481000
call fcn.00405f79
push edi
push 0x483000
call fcn.00405f79
and dword [esp + 0x10], 0
or dword [0x4567cc], 0xffffffff
call fcn.004039b7
push 1
mov dword [esp + 0x1c], eax
call fcn.0040627f
call fcn.00403970
call dword [sym.imp.ole32.dll_OleUninitialize]
cmp dword [esp + 0x10], 0
je 0x4038b3
push 0x200010
push dword [esp + 0x14]
call fcn.00405818
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
and dword [esp + 0x14], 0
mov edi, 0x434f19
mov esi, 0x434f18
mov ebx, 0x432f18
push 0x489000
push edi
mov byte [0x434f18], 0x22
call fcn.00405f79
push str.nsu.tmp_
push esi
call ebp
push 0
push edi
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push str.Au_.exe
push esi
call ebp
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
cmp dword [esp + 0x10], 0
je 0x403899
push 0x2000
push ebx
push dword [0x456720]
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea eax, [eax + 0x432f12]
push 0x40a70d
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
je 0x403782
push 0
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x403899
push 0
push edi
call fcn.00405cb5
cmp byte [0x481000], 0
je 0x403857
push 0x481000
push ebx
call fcn.00405f79
jmp 0x40385d
push ebx
call fcn.00405abd
push 0x40a784
push esi
call ebp
push dword [esp + 0x1c]
push esi
call ebp
push str.___
push esi
call ebp
push ebx
push esi
call ebp
push esi
call fcn.00405a75
push 0x481000
push esi
call fcn.00405791
test eax, eax
je 0x403899
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
and dword [esp + 0x10], 0
inc byte [str.Au_.exe]
inc dword [esp + 0x14]
cmp dword [esp + 0x14], 0x1a
jl 0x4037c2
jmp 0x403782
cmp dword [0x4567b4], 0
je 0x403958
push str.ADVAPI32.dll
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov edi, eax
test edi, edi
je 0x403943
mov esi, dword [sym.imp.KERNEL32.dll_GetProcAddress]
push str.OpenProcessToken
push edi
call esi
push str.LookupPrivilegeValueA
push edi
mov ebx, eax
call esi
push str.AdjustTokenPrivileges
push edi
mov ebp, eax
call esi
test ebx, ebx
mov esi, eax
je 0x403943
test ebp, ebp
je 0x403943
test esi, esi
je 0x403943
lea eax, [esp + 0x1c]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call ebx
test eax, eax
je 0x403943
lea eax, [esp + 0x24]
xor edi, edi
push eax
push str.SeShutdownPrivilege
push edi
call ebp
push edi
push edi
lea eax, [esp + 0x28]
push edi
push eax
push edi
push dword [esp + 0x30]
mov dword [esp + 0x38], 1
mov dword [esp + 0x44], 2
call esi
push 0
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403958
push 9
call fcn.00401440
mov eax, dword [0x4567cc]
cmp eax, 0xffffffff
je 0x403966
mov dword [esp + 0x18], eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_ExitProcess]