Function at 0x4037f0
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 ebx, 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 [0x452bb0], eax
push esi
lea eax, [esp + 0x30]
push 0x160
push eax
push esi
push 0x42f498
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
push str.NSIS_Error
push 0x44eb00
call fcn.004062fa
mov ebp, 0x485000
push ebp
push 0x2000
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
call fcn.004037bc
test eax, eax
jne 0x403880
push 0x1ffb
push ebp
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push ebp
call fcn.0040631d
call fcn.004037bc
test eax, eax
je 0x4039c1
mov edi, 0x47b000
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
push eax
push edi
call fcn.004062fa
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp byte [0x47b000], 0x22
mov dword [0x452b00], eax
mov eax, edi
jne 0x4038bb
mov byte [esp + 0x10], 0x22
mov eax, 0x47b001
push dword [esp + 0x10]
push eax
call fcn.00405e28
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x14], eax
mov cl, byte [eax]
test cl, cl
je 0x40394d
cmp cl, 0x20
jne 0x4038e1
inc eax
cmp byte [eax], 0x20
je 0x4038db
cmp byte [eax], 0x22
mov byte [esp + 0x10], 0x20
jne 0x4038f1
inc eax
mov byte [esp + 0x10], 0x22
cmp byte [eax], 0x2f
jne 0x403929
inc eax
cmp byte [eax], 0x53
jne 0x40390a
mov cl, byte [eax + 1]
or cl, 0x20
cmp cl, 0x20
jne 0x40390a
or esi, 2
cmp dword [eax], 0x4352434e
jne 0x403920
mov cl, byte [eax + 4]
or cl, 0x20
cmp cl, 0x20
jne 0x403920
or esi, 4
cmp dword [eax - 2], 0x3d442f20
je 0x40393b
push dword [esp + 0x10]
push eax
call fcn.00405e28
cmp byte [eax], 0x22
jne 0x4038d0
inc eax
jmp 0x4038d0
and byte [eax - 2], 0
add eax, 2
push eax
push 0x47d000
call fcn.004062fa
push esi
call fcn.004032ee
mov ebx, eax
test ebx, ebx
jne 0x4039c1
cmp dword [0x452b14], eax
je 0x4039aa
push eax
push edi
call fcn.00405e28
mov esi, eax
cmp esi, edi
jb 0x403979
cmp dword [esi], 0x3d3f5f20
je 0x403979
dec esi
jmp 0x40396a
cmp esi, edi
mov ebx, str.Error_launching_installer
jb 0x4039e7
and byte [esi], 0
add esi, 4
push esi
call fcn.00405edf
test eax, eax
je 0x4039c1
push esi
push 0x47d000
call fcn.004062fa
push esi
push 0x47f000
call fcn.004062fa
xor ebx, ebx
or dword [0x452bac], 0xffffffff
call fcn.00403bf2
push 1
mov dword [esp + 0x1c], eax
call fcn.00406607
call fcn.00403bac
call dword [sym.imp.ole32.dll_OleUninitialize]
test ebx, ebx
je 0x403af9
push 0x200010
push ebx
call fcn.00405b99
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push str.nsu.tmp_
push ebp
call fcn.0040631d
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
and dword [esp + 0x10], 0
mov esi, 0x429498
mov edi, 0x42d498
push ebp
push esi
mov word [0x429498], 0x22
call fcn.0040631d
push str.Au_.exe
push esi
call fcn.0040631d
push 0x429499
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
test ebx, ebx
je 0x403adf
push 0x2000
push edi
push dword [0x452b00]
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
lea eax, [eax + 0x42d492]
push 0x40a74d
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
je 0x4039c1
push 0
push 0x429499
push edi
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x403adf
push 0
push 0x429499
call fcn.00406041
cmp byte [0x47d000], 0
je 0x403a98
push 0x47d000
push edi
call fcn.004062fa
jmp 0x403a9e
push edi
call fcn.00405e44
push 0x40a7c4
push esi
call fcn.0040631d
push dword [esp + 0x14]
push esi
call fcn.0040631d
push 0x40a7bc
push esi
call fcn.0040631d
push edi
push esi
call fcn.0040631d
push esi
call fcn.00405dfd
push ebp
push esi
call fcn.00405b12
test eax, eax
je 0x403adf
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor ebx, ebx
inc byte [str.Au_.exe]
inc dword [esp + 0x10]
cmp dword [esp + 0x10], 0x1a
jl 0x403a0a
jmp 0x4039c1
cmp dword [0x452b94], 0
je 0x403b94
mov esi, str.ADVAPI32.dll
push str.OpenProcessToken
push esi
call fcn.004067e0
push str.LookupPrivilegeValueA
push esi
mov ebp, eax
call fcn.004067e0
push str.AdjustTokenPrivileges
push esi
mov edi, eax
call fcn.004067e0
xor esi, esi
mov ebx, eax
cmp ebp, esi
je 0x403b80
cmp edi, esi
je 0x403b80
cmp ebx, esi
je 0x403b80
lea eax, [esp + 0x14]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call ebp
test eax, eax
je 0x403b80
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 0x403b94
push 9
call fcn.00401518
mov eax, dword [0x452bac]
cmp eax, 0xffffffff
je 0x403ba2
mov dword [esp + 0x18], eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_ExitProcess]