Function at 0x4036fc
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, 0x3ec
push ebx
push ebp
push esi
push edi
xor ebx, ebx
mov edi, str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
push 0x8001
mov dword [esp + 0x14], ebx
mov ebp, ebx
call dword [sym.imp.KERNEL32.dll_SetErrorMode]
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExW]
lea eax, [esp + 0x2c]
xorps xmm0, xmm0
mov dword [esp + 0x40], ebx
push eax
movlpd qword [esp + 0x144], xmm0
mov dword [esp + 0x30], 0x11c
call esi
test eax, eax
jne 0x40377e
lea eax, [esp + 0x2c]
mov dword [esp + 0x2c], 0x114
push eax
call esi
push 0x53
pop eax
mov dl, 4
mov byte [esp + 0x146], dl
cmp word [esp + 0x40], ax
jne 0x40377a
mov eax, dword [esp + 0x5a]
add eax, 0xffffffd0
mov word [esp + 0x140], ax
jmp 0x403785
xor eax, eax
jmp 0x403770
mov dl, byte [esp + 0x146]
cmp dword [esp + 0x30], 0xa
jae 0x403797
movzx eax, word [esp + 0x38]
mov dword [esp + 0x38], eax
jmp 0x40379b
mov eax, dword [esp + 0x38]
mov dword [0x435af8], eax
movzx eax, byte [esp + 0x30]
shl ax, 8
movzx ecx, ax
movzx eax, byte [esp + 0x34]
or ecx, eax
movzx eax, byte [esp + 0x140]
shl ax, 8
shl ecx, 0x10
movzx eax, ax
or ecx, eax
movzx eax, dl
or ecx, eax
mov eax, 0x600
mov dword [0x435afc], ecx
sar ecx, 0x10
cmp cx, ax
je 0x4037f0
push ebx
call fcn.004068e6
test eax, eax
je 0x4037f0
push 0xc00
call eax
mov esi, str.UXTHEME
push esi
call fcn.0040619e
push esi
call dword [sym.imp.KERNEL32.dll_lstrlenA]
inc esi
add esi, eax
cmp byte [esi], bl
jne 0x4037f5
push 0xb
call fcn.004068e6
push 9
call fcn.004068e6
push 7
mov dword [0x4349f0], eax
call fcn.004068e6
test eax, eax
je 0x403836
push 0x1e
call eax
test eax, eax
je 0x403836
or byte [0x435afc], 0x80
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push ebx
call dword [sym.imp.ole32.dll_OleInitialize]
push ebx
push 0x2b4
mov dword [0x435a60], eax
lea eax, [esp + 0x150]
push eax
push ebx
push 0x4095b0
call dword [sym.imp.SHELL32.dll_SHGetFileInfoW]
push str.NSIS_Error
push 0x434a00
call fcn.00406b1a
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
push eax
push 0x440000
call fcn.00406b1a
movzx ecx, word [0x440000]
mov edx, 0x440002
push 0x22
pop esi
push 0x20
pop ebx
cmp cx, si
mov dword [0x4349f4], 0x400000
mov eax, esi
mov dword [esp + 0x18], esi
cmovne eax, ebx
movzx eax, ax
push eax
mov eax, 0x440000
cmove eax, edx
push eax
call fcn.004065f6
push eax
call dword [sym.imp.USER32.dll_CharNextW]
mov ecx, eax
mov dword [esp + 0x14], ecx
movzx eax, word [ecx]
test ax, ax
je 0x4039aa
mov esi, eax
movzx eax, si
cmp si, bx
jne 0x4038ea
add ecx, 2
movzx eax, word [ecx]
cmp ax, bx
je 0x4038df
movzx esi, ax
movzx edx, ax
cmp ax, word [esp + 0x18]
jne 0x403900
movzx edx, word [ecx + 2]
push 0x22
pop eax
mov ebx, eax
cmp si, word [esp + 0x18]
lea eax, [ecx + 2]
cmovne eax, ecx
cmp dx, 0x2f
jne 0x40396a
push 0x53
add eax, 2
pop ecx
push 0x20
pop edx
cmp word [eax], cx
jne 0x403937
movzx ecx, word [eax + 2]
cmp cx, dx
je 0x40392d
test cx, cx
jne 0x403937
mov dword [0x435ae0], 1
cmp dword [eax], 0x43004e
jne 0x403959
cmp dword [eax + 4], 0x430052
jne 0x403959
movzx ecx, word [eax + 8]
cmp cx, dx
je 0x403956
test cx, cx
jne 0x403959
or ebp, 4
cmp dword [eax - 4], 0x2f0020
jne 0x40396a
cmp dword [eax], 0x3d0044
je 0x403996
push ebx
push eax
call fcn.004065f6
mov ecx, eax
push 0x22
pop ebx
movzx eax, word [ecx]
mov edx, eax
cmp ax, bx
jne 0x403986
add ecx, 2
movzx edx, word [ecx]
movzx esi, dx
test dx, dx
je 0x4039aa
push 0x20
pop ebx
jmp 0x4038d7
xor ecx, ecx
mov word [eax - 4], cx
add eax, 4
push eax
push 0x440800
call fcn.00406b1a
mov esi, dword [sym.imp.KERNEL32.dll_GetTempPathW]
mov ebx, 0x442800
push ebx
push 0x400
call esi
call fcn.00403ca5
test eax, eax
jne 0x403a1c
push 0x3fb
push ebx
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
push str.Temp
push ebx
call sub.KERNEL32.dll_lstrcatW
call fcn.00403ca5
test eax, eax
jne 0x403a1c
push ebx
push 0x3fc
call esi
push 0x4095d8
push ebx
call sub.KERNEL32.dll_lstrcatW
mov esi, dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push ebx
push str.TEMP
call esi
push ebx
push 0x4095ec
call esi
call fcn.00403ca5
test eax, eax
je 0x403be4
mov ebx, dword [sym.imp.KERNEL32.dll_DeleteFileW]
push 0x442000
call ebx
push ebp
call fcn.004033ed
mov edi, eax
xor ebp, ebp
test edi, edi
jne 0x403be6
cmp dword [0x435a04], ebp
je 0x403aa6
push ebp
push 0x440000
call fcn.004065f6
mov esi, eax
mov eax, 0x440000
jmp 0x403a6b
cmp dword [esi], 0x5f0020
jne 0x403a68
cmp dword [esi + 4], 0x3d003f
je 0x403a6f
sub esi, 2
cmp esi, eax
jae 0x403a57
mov edi, str.Error_launching_installer
cmp esi, eax
jb 0x403ab9
xor eax, eax
mov word [esi], ax
add esi, 8
push esi
call fcn.00406638
test eax, eax
je 0x403be0
push esi
push 0x440800
call fcn.00406b1a
push esi
push 0x441000
call fcn.00406b1a
mov edi, ebp
or dword [0x435aec], 0xffffffff
call fcn.00405a3e
mov ebx, eax
jmp 0x403bea
call fcn.004064fc
push str.nsu
push 0x442800
mov esi, eax
call sub.KERNEL32.dll_lstrcatW
test esi, esi
je 0x403ae2
push 0x409600
push 0x442800
call sub.KERNEL32.dll_lstrcatW
push 0x409604
push 0x442800
call sub.KERNEL32.dll_lstrcatW
push 0x441800
push 0x442800
call dword [sym.imp.KERNEL32.dll_lstrcmpiW]
test eax, eax
je 0x403be0
push 0x442800
test esi, esi
je 0x403b19
call fcn.00405e3e
jmp 0x403b1e
call fcn.00405e1e
push 0x442800
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryW]
cmp word [0x440800], bp
jne 0x403b41
push 0x441800
push 0x440800
call fcn.00406b1a
push dword [esp + 0x14]
push section..ndata
call fcn.00406b1a
push 0x1a
mov dword [0x436800], 0x41
pop esi
mov eax, dword [0x435a10]
push dword [eax + 0x120]
push 0x42b538
call fcn.00405eba
push 0x42b538
call ebx
test edi, edi
je 0x403bc9
push 1
push 0x42b538
push 0x443800
call dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
je 0x403bc9
push ebp
push 0x42b538
call fcn.0040623d
mov eax, dword [0x435a10]
push dword [eax + 0x124]
push 0x42b538
call fcn.00405eba
push 0x42b538
call fcn.004066d6
test eax, eax
je 0x403bc9
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edi, ebp
inc word [0x436800]
sub esi, 1
jne 0x403b5c
push ebp
push 0x442800
call fcn.0040623d
mov ebx, ebp
jmp 0x403bea
xor ebp, ebp
mov ebx, dword [esp + 0x10]
call fcn.004036d2
call dword [sym.imp.ole32.dll_OleUninitialize]
test edi, edi
je 0x403c0c
push 0x200010
push edi
call fcn.00406aa8
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
cmp dword [0x435ad4], 0
je 0x403c91
lea eax, [esp + 0x14]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.ADVAPI32.dll_OpenProcessToken]
test eax, eax
je 0x403c61
lea eax, [esp + 0x20]
push eax
push str.SeShutdownPrivilege
push ebp
call dword [sym.imp.ADVAPI32.dll_LookupPrivilegeValueW]
push ebp
push ebp
push ebp
lea eax, [esp + 0x28]
mov dword [esp + 0x28], 1
push eax
push ebp
push dword [esp + 0x28]
mov dword [esp + 0x40], 2
call dword [sym.imp.ADVAPI32.dll_AdjustTokenPrivileges]
push 4
call fcn.004068e6
mov esi, 0x80040002
test eax, eax
je 0x403c7d
push esi
push 0x25
push ebp
push ebp
push ebp
call eax
test eax, eax
je 0x403c8a
push esi
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403c91
push 9
call fcn.00401533
cmp dword [0x435aec], 0xffffffff
cmovne ebx, dword [0x435aec]
push ebx
jmp 0x403c06