Function at 0x403166
Capabilities:
Accept command line arguments
Copy file
Create directory
Delete file
Get common file path
Get file system object information
Shutdown system
Terminate process

Disassembly:
sub esp, 0x17c
push ebx
push ebp
push esi
xor esi, esi
push edi
mov dword [esp + 0x18], esi
mov ebp, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
mov byte [esp + 0x10], 0x20
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push esi
call dword [sym.imp.ole32.dll_OleInitialize]
mov dword [0x42f0d0], eax
push esi
lea eax, [esp + 0x30]
push 0x160
push eax
push esi
push 0x429860
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
push str.NSIS_Error
push 0x42e820
call fcn.004059cc
mov ebx, 0x436400
push ebx
push 0x400
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
call fcn.00403132
test eax, eax
jne 0x4031f6
push 0x3fb
push ebx
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push ebx
call sub.KERNEL32.dll_lstrcatA
call fcn.00403132
test eax, eax
je 0x403332
mov edi, 0x435000
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
push eax
push edi
call fcn.004059cc
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp byte [0x435000], 0x22
mov dword [0x42f020], eax
mov eax, edi
jne 0x403231
mov byte [esp + 0x10], 0x22
mov eax, 0x435001
push dword [esp + 0x10]
push eax
call fcn.00405504
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x14], eax
jmp 0x4032ab
cmp cl, 0x20
jne 0x403253
inc eax
cmp byte [eax], 0x20
je 0x40324d
cmp byte [eax], 0x22
mov byte [esp + 0x10], 0x20
jne 0x403263
inc eax
mov byte [esp + 0x10], 0x22
cmp byte [eax], 0x2f
jne 0x40329b
inc eax
cmp byte [eax], 0x53
jne 0x40327c
mov cl, byte [eax + 1]
or cl, 0x20
cmp cl, 0x20
jne 0x40327c
or esi, 2
cmp dword [eax], 0x4352434e
jne 0x403292
mov cl, byte [eax + 4]
or cl, 0x20
cmp cl, 0x20
jne 0x403292
or esi, 4
cmp dword [eax - 2], 0x3d442f20
je 0x4032b3
push dword [esp + 0x10]
push eax
call fcn.00405504
cmp byte [eax], 0x22
jne 0x4032ab
inc eax
mov cl, byte [eax]
test cl, cl
jne 0x403248
jmp 0x4032c5
and byte [eax - 2], 0
add eax, 2
push eax
push 0x435400
call fcn.004059cc
push esi
call fcn.00402c37
mov ebp, eax
test ebp, ebp
jne 0x403332
cmp dword [0x42f034], eax
je 0x403322
push eax
push edi
call fcn.00405504
mov esi, eax
jmp 0x4032ed
cmp dword [esi], 0x3d3f5f20
je 0x4032f1
dec esi
cmp esi, edi
jae 0x4032e4
cmp esi, edi
mov ebp, str.Error_launching_installer
jb 0x403358
and byte [esi], 0
add esi, 4
push esi
call fcn.004055b9
test eax, eax
je 0x403332
push esi
push 0x435400
call fcn.004059cc
push esi
push 0x435800
call fcn.004059cc
xor ebp, ebp
or dword [0x42f0cc], 0xffffffff
call fcn.00403542
mov dword [esp + 0x18], eax
call fcn.0040351d
call dword [sym.imp.ole32.dll_OleUninitialize]
test ebp, ebp
je 0x40346a
push 0x200010
push ebp
call fcn.004052d8
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push str.nsu.tmp_
push ebx
call sub.KERNEL32.dll_lstrcatA
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
and dword [esp + 0x10], 0
mov esi, 0x428c60
mov edi, 0x429460
push ebx
push esi
mov word [0x428c60], 0x22
call sub.KERNEL32.dll_lstrcatA
push str.Au_.exe
push esi
call sub.KERNEL32.dll_lstrcatA
push 0x428c61
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test ebp, ebp
je 0x403450
push 0x400
push edi
push dword [0x42f020]
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea eax, [eax + 0x42945a]
push 0x4091a1
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
je 0x403332
push 0
push 0x428c61
push edi
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x403450
push 0
push 0x428c61
call fcn.00405714
cmp byte [0x435400], 0
je 0x403409
push 0x435400
push edi
call fcn.004059cc
jmp 0x40340f
push edi
call fcn.00405520
push 0x409218
push esi
call sub.KERNEL32.dll_lstrcatA
push dword [esp + 0x14]
push esi
call sub.KERNEL32.dll_lstrcatA
push str.___
push esi
call sub.KERNEL32.dll_lstrcatA
push edi
push esi
call sub.KERNEL32.dll_lstrcatA
push esi
call fcn.004054d9
push ebx
push esi
call fcn.00405260
test eax, eax
je 0x403450
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor ebp, ebp
inc byte [str.Au_.exe]
inc dword [esp + 0x10]
cmp dword [esp + 0x10], 0x1a
jl 0x40337b
jmp 0x403332
cmp dword [0x42f0b4], 0
je 0x403505
mov esi, str.ADVAPI32.dll
push str.OpenProcessToken
push esi
call fcn.00405cdf
push str.LookupPrivilegeValueA
push esi
mov ebp, eax
call fcn.00405cdf
push str.AdjustTokenPrivileges
push esi
mov edi, eax
call fcn.00405cdf
xor esi, esi
mov ebx, eax
cmp ebp, esi
je 0x4034f1
cmp edi, esi
je 0x4034f1
cmp ebx, esi
je 0x4034f1
lea eax, [esp + 0x14]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call ebp
test eax, eax
je 0x4034f1
lea eax, [esp + 0x20]
push eax
push str.SeShutdownPrivilege
push esi
call edi
push esi
push esi
lea eax, [esp + 0x24]
push esi
push eax
push esi
push dword [esp + 0x28]
mov dword [esp + 0x34], 1
mov dword [esp + 0x40], 2
call ebx
push esi
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403505
push 9
call fcn.00401410
mov eax, dword [0x42f0cc]
cmp eax, 0xffffffff
je 0x403513
mov dword [esp + 0x18], eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_ExitProcess]