Function at 0x404109
Capabilities:
Accept command line arguments
Copy file
Create directory
Delete file
Get common file path
Get file system object information
Set current directory
Shutdown system
Terminate process

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x1ac
call dword [sym.imp.COMCTL32.DLL_InitCommonControls]
mov dword [esp], 0x8001
call dword [sym.imp.KERNEL32.dll_SetErrorMode]
push ebx
mov dword [esp], 0
call dword [sym.imp.ole32.dll_OleInitialize]
push esi
mov dword [0x427b30], eax
mov dword [esp], 8
call fcn.00407cd3
mov dword [0x427b8c], eax
lea eax, [ebp - 0x17c]
push edi
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], 0x160
mov dword [esp + 8], eax
mov dword [esp + 4], 0
mov dword [esp], 0x40b2a9
call dword [sym.imp.SHELL32.DLL_SHGetFileInfoA]
sub esp, 0x14
mov dword [esp + 4], str.NSIS_Error
mov dword [esp], 0x427b98
call fcn.004077f1
push eax
push eax
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
mov dword [esp], 0x430000
mov dword [esp + 4], eax
call fcn.004077f1
push eax
push eax
mov dword [esp], 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp byte [0x430000], 0x22
push edx
mov edx, 0x430001
mov dword [0x427b94], eax
mov eax, 0x430000
cmove eax, edx
sete dl
lea edx, [edx + edx + 0x20]
movsx edx, dl
mov dword [esp + 4], edx
mov dword [esp], eax
call fcn.004073d0
push ecx
push ecx
mov dword [esp], eax
call dword [sym.imp.USER32.dll_CharNextA]
mov edi, eax
push ebx
xor ebx, ebx
jmp 0x40428d
inc eax
mov dl, byte [eax]
cmp dl, 0x20
je 0x404200
cmp dl, 0x22
mov cl, 0x20
jne 0x404212
inc eax
mov cl, 0x22
cmp byte [eax], 0x2f
jne 0x404272
cmp byte [eax + 1], 0x53
jne 0x40422e
mov dl, byte [eax + 2]
mov esi, ebx
or esi, 2
or edx, 0x20
cmp dl, 0x20
cmove ebx, esi
cmp dword [eax + 1], 0x4352434e
jne 0x404248
mov dl, byte [eax + 5]
mov esi, ebx
or esi, 4
or edx, 0x20
cmp dl, 0x20
cmove ebx, esi
cmp dword [eax - 1], 0x3d442f20
je 0x404254
inc eax
jmp 0x404272
mov dword [eax - 1], 0
add eax, 3
mov dword [esp + 4], eax
mov dword [esp], 0x430400
call fcn.004077f1
push ecx
push ecx
jmp 0x404296
movsx ecx, cl
mov dword [esp + 4], ecx
mov dword [esp], eax
call fcn.004073d0
push edx
push edx
xor edx, edx
cmp byte [eax], 0x22
sete dl
add eax, edx
cmp byte [eax], 0
jne 0x404201
mov dword [esp + 4], 0x431400
mov dword [esp], 0x400
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
push eax
push eax
call fcn.00404064
test eax, eax
jne 0x4042f0
mov dword [esp + 4], 0x3fb
mov dword [esp], 0x431400
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push esi
push esi
mov dword [esp + 4], str.Temp
mov dword [esp], 0x431400
call fcn.00407824
push eax
push eax
call fcn.00404064
test eax, eax
je 0x4044fe
mov dword [esp], 0x431000
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
push ecx
mov dword [esp], ebx
call fcn.00403d39
push ebx
xor ebx, ebx
test eax, eax
mov esi, eax
jne 0x40450c
cmp dword [0x427b84], 0
je 0x4044eb
mov dword [esp + 4], 0
mov dword [esp], 0x430000
call fcn.004073d0
push edx
push edx
jmp 0x404339
dec eax
cmp eax, 0x430000
jb 0x40434d
cmp dword [eax], 0x3d3f5f20
jne 0x404338
jmp 0x404668
mov dword [esp + 4], str.nsu.tmp
mov dword [esp], 0x431400
call fcn.00407824
push ecx
push ecx
mov dword [esp + 4], 0x430c00
mov dword [esp], 0x431400
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
push ebx
push ebx
je 0x404505
jmp 0x4043ad
mov dword [esp + 4], ebx
mov dword [esp], 0x430400
call fcn.004077f1
push eax
push eax
mov dword [esp + 4], ebx
mov dword [esp], 0x430800
call fcn.004077f1
push edx
push edx
jmp 0x4044eb
mov dword [esp + 4], 0
mov dword [esp], 0x431400
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push eax
push eax
mov dword [esp], 0x431400
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
cmp byte [0x430400], 0
push eax
jne 0x4043f1
mov dword [esp + 4], 0x430c00
mov dword [esp], 0x430400
call fcn.004077f1
push eax
push eax
mov dword [esp + 4], edi
mov ebx, 0x1a
mov esi, str.Error_launching_installer
mov dword [esp], section..ndata
call fcn.004077f1
mov edi, dword [sym.imp.KERNEL32.dll_CopyFileA]
mov word [0x42b400], 0x41
push eax
push eax
mov eax, dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov dword [ebp - 0x18c], eax
mov eax, dword [0x427b38]
mov eax, dword [eax + 0x120]
mov dword [esp], 0x423cd8
mov dword [esp + 4], eax
call fcn.00407903
push ecx
push ecx
mov dword [esp], 0x423cd8
call dword [ebp - 0x18c]
test esi, esi
push eax
je 0x4044c6
mov dword [esp + 8], 1
mov dword [esp + 4], 0x423cd8
mov dword [esp], 0x431c00
call edi
sub esp, 0xc
test eax, eax
je 0x4044c6
mov dword [esp + 4], 0
mov dword [esp], 0x423cd8
call fcn.00407d26
push eax
push eax
mov eax, dword [0x427b38]
mov eax, dword [eax + 0x124]
mov dword [esp], 0x423cd8
mov dword [esp + 4], eax
call fcn.00407903
push eax
push eax
mov dword [esp], 0x423cd8
call fcn.00407258
test eax, eax
push edx
je 0x4044c6
mov dword [esp], eax
xor esi, esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push eax
inc byte [0x42b400]
dec ebx
jne 0x404427
mov dword [esp + 4], 0
mov dword [esp], 0x431400
call fcn.00407d26
push edi
push edi
jmp 0x40450a
mov dword [0x427b24], 0xffffffff
call fcn.00405c79
mov ebx, eax
jmp 0x40450c
mov esi, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
jmp 0x40450a
mov esi, str.Error_launching_installer
xor ebx, ebx
call fcn.004040c8
call dword [sym.imp.ole32.dll_OleUninitialize]
test esi, esi
je 0x404539
mov dword [esp + 4], 0x200010
mov dword [esp], esi
call fcn.00407316
push ebx
push ebx
mov dword [esp], 2
jmp 0x404662
cmp dword [0x427b0c], 0
je 0x404654
mov dword [esp], 3
call fcn.00407cd3
push edi
mov dword [ebp - 0x190], eax
mov dword [esp], 4
call fcn.00407cd3
push edx
mov edi, eax
mov dword [esp], 5
call fcn.00407cd3
test edi, edi
mov esi, eax
push ecx
je 0x40462c
cmp dword [ebp - 0x190], 0
je 0x40462c
test eax, eax
je 0x40462c
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
lea edx, [ebp - 0x1c]
mov dword [esp + 8], edx
mov dword [esp + 4], 0x28
mov dword [esp], eax
call dword [ebp - 0x190]
sub esp, 0xc
test eax, eax
je 0x40462c
lea edx, [ebp - 0x17c]
lea eax, [ebp - 0x178]
mov dword [ebp - 0x194], edx
mov dword [esp + 8], eax
mov dword [esp + 4], str.SeShutdownPrivilege
mov dword [esp], 0
call edi
mov edx, dword [ebp - 0x194]
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 0x17c], 1
mov dword [ebp - 0x170], 2
sub esp, 0xc
mov dword [esp + 0x14], 0
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], 0
mov dword [esp + 8], edx
mov dword [esp + 4], 0
mov dword [esp], eax
call esi
sub esp, 0x18
mov dword [esp + 4], 0
mov dword [esp], 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
push esi
push esi
jne 0x404654
mov dword [esp], 9
call fcn.004038a0
push ecx
mov eax, dword [0x427b24]
cmp eax, 0xffffffff
cmovne ebx, eax
mov dword [esp], ebx
call dword [sym.imp.KERNEL32.dll_ExitProcess]
mov byte [eax], 0
lea ebx, [eax + 4]
mov dword [esp], ebx
call fcn.00407c1c
test eax, eax
push edx
je 0x404505
jmp 0x404384