Function at 0x4036d9
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 esi, esi
push edi
mov dword [esp + 0x18], esi
mov ebx, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
mov dword [esp + 0x14], esi
mov byte [esp + 0x10], 0x20
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push esi
call dword [sym.imp.ole32.dll_OleInitialize]
push str.NSIS_Error
push 0x447a40
mov dword [0x44baf0], eax
call fcn.004060cd
mov ebp, 0x47e000
mov edi, 0x2000
push ebp
push edi
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
call fcn.004036a5
test eax, eax
jne 0x403754
push 0x1ffb
push ebp
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push ebp
call fcn.004060eb
call fcn.004036a5
test eax, eax
je 0x40389f
mov esi, 0x474000
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 [0x474000], 0x22
mov dword [0x44ba40], eax
mov eax, esi
jne 0x403792
mov byte [esp + 0x10], 0x22
mov eax, 0x474001
push dword [esp + 0x10]
push eax
call fcn.00405bfd
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x1c], eax
mov cl, byte [eax]
test cl, cl
je 0x403828
cmp cl, 0x20
jne 0x4037b8
inc eax
cmp byte [eax], 0x20
je 0x4037b2
cmp byte [eax], 0x22
mov byte [esp + 0x10], 0x20
jne 0x4037c8
inc eax
mov byte [esp + 0x10], 0x22
cmp byte [eax], 0x2f
jne 0x403804
inc eax
cmp byte [eax], 0x53
jne 0x4037e3
mov cl, byte [eax + 1]
or cl, 0x20
cmp cl, 0x20
jne 0x4037e3
or dword [esp + 0x14], 2
cmp dword [eax], 0x4352434e
jne 0x4037fb
mov cl, byte [eax + 4]
or cl, 0x20
cmp cl, 0x20
jne 0x4037fb
or dword [esp + 0x14], 4
cmp dword [eax - 2], 0x3d442f20
je 0x403816
push dword [esp + 0x10]
push eax
call fcn.00405bfd
cmp byte [eax], 0x22
jne 0x4037a7
inc eax
jmp 0x4037a7
and byte [eax - 2], 0
add eax, 2
push eax
push 0x476000
call fcn.004060cd
push dword [esp + 0x14]
call fcn.0040305c
mov ebx, eax
cmp ebx, edi
jne 0x40389f
cmp dword [0x44ba54], edi
je 0x403888
push edi
push esi
call fcn.00405bfd
mov edi, eax
cmp edi, esi
jb 0x403857
cmp dword [edi], 0x3d3f5f20
je 0x403857
dec edi
jmp 0x403848
cmp edi, esi
mov ebx, str.Error_launching_installer
jb 0x4038c5
and byte [edi], 0
add edi, 4
push edi
call fcn.00405cb4
test eax, eax
je 0x40389f
push edi
push 0x476000
call fcn.004060cd
push edi
push 0x478000
call fcn.004060cd
xor ebx, ebx
or dword [0x44baec], 0xffffffff
call fcn.00403ae8
push 1
mov dword [esp + 0x1c], eax
call fcn.004063d6
call fcn.00403a8a
call dword [sym.imp.ole32.dll_OleUninitialize]
test ebx, ebx
je 0x4039d7
push 0x200010
push ebx
call fcn.00405984
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push str.nsu.tmp_
push ebp
call fcn.004060eb
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
and dword [esp + 0x14], 0
mov esi, 0x42b3dc
mov edi, 0x4293dc
push ebp
push esi
mov word [0x42b3dc], 0x22
call fcn.004060eb
push str.Au_.exe
push esi
call fcn.004060eb
push 0x42b3dd
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test ebx, ebx
je 0x4039bd
push 0x2000
push edi
push dword [0x44ba40]
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea eax, [eax + 0x4293d6]
push 0x40a76d
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
je 0x40389f
push 0
push 0x42b3dd
push edi
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x4039bd
push 0
push 0x42b3dd
call fcn.00405e16
cmp byte [0x476000], 0
je 0x403976
push 0x476000
push edi
call fcn.004060cd
jmp 0x40397c
push edi
call fcn.00405c19
push 0x40a7e4
push esi
call fcn.004060eb
push dword [esp + 0x1c]
push esi
call fcn.004060eb
push str.___
push esi
call fcn.004060eb
push edi
push esi
call fcn.004060eb
push esi
call fcn.00405bd2
push ebp
push esi
call fcn.004058fd
test eax, eax
je 0x4039bd
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor ebx, ebx
inc byte [str.Au_.exe]
inc dword [esp + 0x14]
cmp dword [esp + 0x14], 0x1a
jl 0x4038e8
jmp 0x40389f
cmp dword [0x44bad4], 0
je 0x403a72
mov esi, str.ADVAPI32.dll
push str.OpenProcessToken
push esi
call fcn.004064cd
push str.LookupPrivilegeValueA
push esi
mov ebp, eax
call fcn.004064cd
push str.AdjustTokenPrivileges
push esi
mov edi, eax
call fcn.004064cd
xor esi, esi
mov ebx, eax
cmp ebp, esi
je 0x403a5e
cmp edi, esi
je 0x403a5e
cmp ebx, esi
je 0x403a5e
lea eax, [esp + 0x1c]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call ebp
test eax, eax
je 0x403a5e
lea eax, [esp + 0x24]
push eax
push str.SeShutdownPrivilege
push esi
call edi
push esi
push esi
lea eax, [esp + 0x28]
push esi
push eax
push esi
push dword [esp + 0x30]
mov dword [esp + 0x38], 1
mov dword [esp + 0x44], 2
call ebx
push esi
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403a72
push 9
call fcn.00401433
mov eax, dword [0x44baec]
cmp eax, 0xffffffff
je 0x403a80
mov dword [esp + 0x18], eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_ExitProcess]