Function at 0x403154
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, 0x180
push ebx
push ebp
push esi
xor ebx, ebx
push edi
mov dword [esp + 0x18], ebx
mov dword [esp + 0x14], str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
xor esi, esi
mov byte [esp + 0x10], 0x20
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push ebx
call dword [sym.imp.ole32.dll_OleInitialize]
mov dword [0x42f4f0], eax
push ebx
lea eax, [esp + 0x34]
push 0x160
push eax
push ebx
push 0x429860
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
push str.NSIS_Error
push 0x42ec40
call fcn.004059dc
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
mov edi, 0x435000
push eax
push edi
call fcn.004059dc
push ebx
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp byte [0x435000], 0x22
mov dword [0x42f440], eax
mov eax, edi
jne 0x4031de
mov byte [esp + 0x10], 0x22
mov eax, 0x435001
push dword [esp + 0x10]
push eax
call fcn.004054fa
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x1c], eax
jmp 0x403258
cmp cl, 0x20
jne 0x403200
inc eax
cmp byte [eax], 0x20
je 0x4031fa
cmp byte [eax], 0x22
mov byte [esp + 0x10], 0x20
jne 0x403210
inc eax
mov byte [esp + 0x10], 0x22
cmp byte [eax], 0x2f
jne 0x403248
inc eax
cmp byte [eax], 0x53
jne 0x403229
mov cl, byte [eax + 1]
or cl, 0x20
cmp cl, 0x20
jne 0x403229
or esi, 2
cmp dword [eax], 0x4352434e
jne 0x40323f
mov cl, byte [eax + 4]
or cl, 0x20
cmp cl, 0x20
jne 0x40323f
or esi, 4
cmp dword [eax - 2], 0x3d442f20
je 0x403260
push dword [esp + 0x10]
push eax
call fcn.004054fa
cmp byte [eax], 0x22
jne 0x403258
inc eax
mov cl, byte [eax]
test cl, cl
jne 0x4031f5
jmp 0x403272
and byte [eax - 2], 0
add eax, 2
push eax
push 0x435400
call fcn.004059dc
mov ebp, 0x436400
push ebp
push 0x400
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
call fcn.00403120
test eax, eax
jne 0x4032b0
push 0x3fb
push ebp
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push ebp
call sub.KERNEL32.dll_lstrcatA
call fcn.00403120
test eax, eax
je 0x403444
push 0x436000
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
push esi
call fcn.00402c31
cmp eax, ebx
mov dword [esp + 0x14], eax
jne 0x403444
cmp dword [0x42f454], ebx
je 0x403327
push ebx
push edi
call fcn.004054fa
mov esi, eax
jmp 0x4032e9
cmp dword [esi], 0x3d3f5f20
je 0x4032ed
dec esi
cmp esi, edi
jae 0x4032e0
cmp esi, edi
mov dword [esp + 0x14], str.Error_launching_installer
jb 0x40333c
and byte [esi], 0
add esi, 4
push esi
call fcn.004055af
test eax, eax
je 0x403444
push esi
push 0x435400
call fcn.004059dc
push esi
push 0x435800
call fcn.004059dc
mov dword [esp + 0x14], ebx
or dword [0x42f4ec], 0xffffffff
call fcn.00403540
mov dword [esp + 0x18], eax
jmp 0x403444
push str.nsu.tmp_
push ebp
call sub.KERNEL32.dll_lstrcatA
push ebx
push ebp
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
mov esi, 0x428c60
mov edi, 0x429460
mov dword [esp + 0x10], ebx
mov ebx, 0x428c61
push ebp
push esi
mov word [0x428c60], 0x22
call sub.KERNEL32.dll_lstrcatA
push str.Au_.exe
push esi
call sub.KERNEL32.dll_lstrcatA
push ebx
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
cmp dword [esp + 0x14], 0
je 0x40342d
push 0x400
push edi
push 0
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 0x403442
push 0
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x40342d
push 0
push ebx
call fcn.00405729
cmp byte [0x435400], 0
je 0x4033e3
push 0x435400
push edi
call fcn.004059dc
jmp 0x4033e9
push edi
call fcn.00405516
push 0x409218
push esi
call sub.KERNEL32.dll_lstrcatA
push dword [esp + 0x1c]
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.004054cf
push ebp
push esi
call fcn.00405254
test eax, eax
je 0x40342d
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
and dword [esp + 0x14], 0
inc byte [str.Au_.exe]
inc dword [esp + 0x10]
cmp dword [esp + 0x10], 0x1a
jl 0x403362
xor ebx, ebx
call fcn.0040351b
call dword [sym.imp.ole32.dll_OleUninitialize]
cmp dword [esp + 0x14], ebx
je 0x40346b
push 0x200010
push dword [esp + 0x18]
call fcn.004052cc
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
cmp dword [0x42f4d4], ebx
je 0x403503
mov esi, str.ADVAPI32.dll
push str.OpenProcessToken
push esi
call fcn.00405cd6
push str.LookupPrivilegeValueA
push esi
mov ebp, eax
call fcn.00405cd6
push str.AdjustTokenPrivileges
push esi
mov edi, eax
call fcn.00405cd6
cmp ebp, ebx
mov esi, eax
je 0x4034ef
cmp edi, ebx
je 0x4034ef
cmp esi, ebx
je 0x4034ef
lea eax, [esp + 0x1c]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call ebp
test eax, eax
je 0x4034ef
lea eax, [esp + 0x24]
push eax
push str.SeShutdownPrivilege
push ebx
call edi
push ebx
push ebx
lea eax, [esp + 0x28]
push ebx
push eax
push ebx
push dword [esp + 0x30]
mov dword [esp + 0x38], 1
mov dword [esp + 0x44], 2
call esi
push ebx
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403503
push 9
call fcn.00401410
mov eax, dword [0x42f4ec]
cmp eax, 0xffffffff
je 0x403511
mov dword [esp + 0x18], eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_ExitProcess]