Function at 0x4036d0
Capabilities:
Accept command line arguments
Check os version
Copy file
Delete file
Get common file path
Get file system object information
Set current directory
Set environment variable
Shutdown system
Terminate process

Disassembly:
sub esp, 0x184
push ebx
push esi
push edi
xor ebx, ebx
push 0x8001
mov dword [esp + 0x18], ebx
mov dword [esp + 0x10], str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
mov dword [esp + 0x20], ebx
mov byte [esp + 0x14], 0x20
call dword [sym.imp.KERNEL32.dll_SetErrorMode]
call dword [sym.imp.KERNEL32.dll_GetVersion]
and eax, 0xbfffffff
cmp ax, 6
mov dword [0x425c4c], eax
je 0x403722
push ebx
call fcn.00406b84
cmp eax, ebx
je 0x403722
push 0xc00
call eax
mov esi, str.UXTHEME
push esi
call fcn.00406b16
push esi
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esi + eax + 1]
cmp byte [esi], bl
jne 0x403727
push 0xa
call fcn.00406b84
push 8
call fcn.00406b84
push 6
mov dword [0x425c44], eax
call fcn.00406b84
cmp eax, ebx
je 0x403769
push 0x1e
call eax
test eax, eax
je 0x403769
or byte [0x425c4f], 0x40
push ebp
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push ebx
call dword [sym.imp.ole32.dll_OleInitialize]
mov dword [0x425d18], eax
push ebx
lea eax, [esp + 0x38]
push 0x160
push eax
push ebx
push 0x4205e0
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
push str.NSIS_Error
push 0x425440
call fcn.004065a2
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
mov ebp, 0x42b000
push eax
push ebp
call fcn.004065a2
cmp byte [0x42b000], 0x22
mov dword [0x425c40], 0x400000
mov eax, ebp
jne 0x4037d3
mov byte [esp + 0x14], 0x22
mov eax, 0x42b001
push dword [esp + 0x14]
push eax
call fcn.00405f65
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x1c], eax
jmp 0x4038ad
cmp cl, 0x20
jne 0x4037f8
inc eax
cmp byte [eax], 0x20
je 0x4037f2
cmp byte [eax], 0x22
mov byte [esp + 0x14], 0x20
jne 0x403808
inc eax
mov byte [esp + 0x14], 0x22
cmp byte [eax], 0x2f
jne 0x40389d
inc eax
cmp byte [eax], 0x53
jne 0x40382d
mov cl, byte [eax + 1]
cmp cl, 0x20
je 0x403823
cmp cl, bl
jne 0x40382d
mov dword [0x425d00], 1
movsx ecx, byte [0x40a83b]
movsx edx, byte [0x40a83a]
shl ecx, 8
or ecx, edx
movsx edx, byte [0x40a839]
shl ecx, 8
or ecx, edx
movsx edx, byte [str.NCRC]
shl ecx, 8
or ecx, edx
cmp dword [eax], ecx
jne 0x40386d
mov cl, byte [eax + 4]
cmp cl, 0x20
je 0x403868
cmp cl, bl
jne 0x40386d
or dword [esp + 0x20], 4
movsx ecx, byte [0x40a833]
movsx edx, byte [0x40a832]
shl ecx, 8
or ecx, edx
movsx edx, byte [0x40a831]
shl ecx, 8
or ecx, edx
movsx edx, byte [str.__D]
shl ecx, 8
or ecx, edx
cmp dword [eax - 2], ecx
je 0x4038b9
push dword [esp + 0x14]
push eax
call fcn.00405f65
cmp byte [eax], 0x22
jne 0x4038ad
inc eax
mov cl, byte [eax]
cmp cl, bl
jne 0x4037ed
jmp 0x4038ca
mov byte [eax - 2], bl
add eax, 2
push eax
push 0x42b400
call fcn.004065a2
mov edi, dword [sym.imp.KERNEL32.dll_GetTempPathA]
mov esi, 0x42c400
push esi
push 0x400
call edi
call fcn.0040369f
test eax, eax
jne 0x40393c
push 0x3fb
push esi
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push esi
call sub.KERNEL32.dll_lstrcatA
call fcn.0040369f
test eax, eax
jne 0x40393c
push esi
push 0x3fc
call edi
push 0x40a824
push esi
call sub.KERNEL32.dll_lstrcatA
mov edi, dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
push esi
push str.TEMP
call edi
push esi
push 0x40a818
call edi
call fcn.0040369f
test eax, eax
je 0x4039f1
push 0x42c000
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
push dword [esp + 0x20]
call fcn.0040325f
cmp eax, ebx
mov dword [esp + 0x10], eax
jne 0x4039f1
cmp dword [0x425c60], ebx
je 0x4039da
push ebx
push ebp
call fcn.00405f65
mov edi, eax
cmp edi, ebp
jb 0x4039a5
movsx eax, byte [0x40a813]
movsx ecx, byte [0x40a812]
shl eax, 8
or eax, ecx
movsx ecx, byte [0x40a811]
shl eax, 8
or eax, ecx
movsx ecx, byte [0x40a810]
shl eax, 8
or eax, ecx
cmp dword [edi], eax
je 0x4039a5
dec edi
cmp edi, ebp
jae 0x40399c
cmp edi, ebp
mov dword [esp + 0x10], str.Error_launching_installer
jb 0x403a1d
mov byte [edi], bl
add edi, 4
push edi
call fcn.00406028
test eax, eax
je 0x4039f1
push edi
push 0x42b400
call fcn.004065a2
push edi
push 0x42b800
call fcn.004065a2
mov dword [esp + 0x10], ebx
or dword [0x425d0c], 0xffffffff
call fcn.00403cba
push 1
mov dword [esp + 0x1c], eax
call fcn.004068a5
call fcn.00403bbf
call dword [sym.imp.ole32.dll_OleUninitialize]
cmp dword [esp + 0x10], ebx
pop ebp
je 0x403b25
push 0x200010
push dword [esp + 0x10]
call fcn.00405c69
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
call fcn.00405bd4
push str.nsu
push esi
mov edi, eax
call sub.KERNEL32.dll_lstrcatA
cmp edi, ebx
je 0x403a3e
push 0x40a804
push esi
call sub.KERNEL32.dll_lstrcatA
push str..tmp
push esi
call sub.KERNEL32.dll_lstrcatA
mov ebp, 0x42bc00
push ebp
push esi
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
je 0x4039f1
cmp edi, ebx
push esi
je 0x403a66
call fcn.00405b3a
jmp 0x403a6b
call fcn.00405bb7
push esi
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
cmp byte [0x42b400], bl
jne 0x403a85
push ebp
push 0x42b400
call fcn.004065a2
push dword [esp + 0x1c]
push section..ndata
call fcn.004065a2
movsx cx, byte [0x40a7f8]
xor eax, eax
push 0x1a
mov ah, byte [0x40a7f9]
pop ebp
or eax, ecx
mov edi, 0x4201e0
mov word [0x426400], ax
mov eax, dword [0x425c54]
push dword [eax + 0x120]
push edi
call fcn.004065c4
push edi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
cmp dword [esp + 0x10], ebx
je 0x403b10
push 1
push edi
push 0x42cc00
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x403b10
push ebx
push edi
call fcn.00406381
mov eax, dword [0x425c54]
push dword [eax + 0x124]
push edi
call fcn.004065c4
push edi
call fcn.00405bec
cmp eax, ebx
je 0x403b10
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esp + 0x10], ebx
inc byte [0x426400]
dec ebp
jne 0x403ab3
push ebx
push esi
call fcn.00406381
jmp 0x4039f1
cmp dword [0x425cf4], ebx
je 0x403ba7
lea eax, [esp + 0x18]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
push 2
test eax, eax
pop edi
je 0x403b78
lea eax, [esp + 0x24]
push eax
push str.SeShutdownPrivilege
push ebx
call dword [sym.imp.ADVAPI32.dll_LookupPrivilegeValueA]
push ebx
push ebx
lea eax, [esp + 0x28]
push ebx
push eax
push ebx
push dword [esp + 0x2c]
mov dword [esp + 0x38], 1
mov dword [esp + 0x44], edi
call dword [sym.imp.ADVAPI32.dll_AdjustTokenPrivileges]
push 4
call fcn.00406b84
cmp eax, ebx
mov esi, 0x80040002
je 0x403b94
push esi
push 0x25
push ebx
push ebx
push ebx
call eax
test eax, eax
je 0x403ba0
push esi
push edi
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403ba7
push 9
call fcn.0040140b
mov eax, dword [0x425d0c]
cmp eax, 0xffffffff
je 0x403bb5
mov dword [esp + 0x14], eax
push dword [esp + 0x14]
call dword [sym.imp.KERNEL32.dll_ExitProcess]