Function at 0x403c60
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:
sub esp, 0x180
push ebx
push ebp
push esi
xor ebx, ebx
push edi
mov dword [esp + 0x18], ebx
mov dword [esp + 0x10], str.Error_writing_temporary_file._Make_sure_your_temp_folder_is_valid.
xor esi, esi
mov byte [esp + 0x14], 0x20
call dword [sym.imp.COMCTL32.dll_InitCommonControls]
push 0x8001
call dword [sym.imp.KERNEL32.dll_SetErrorMode]
push ebx
call dword [sym.imp.ole32.dll_OleInitialize]
push 8
mov dword [0x424f58], eax
call fcn.004079e0
mov dword [0x424ec4], eax
push ebx
lea eax, [esp + 0x34]
push 0x160
push eax
push ebx
push 0x420858
call dword [sym.imp.SHELL32.dll_SHGetFileInfoA]
push str.NSIS_Error
push 0x4246c0
call fcn.004076bc
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
mov edi, 0x42a000
push eax
push edi
call fcn.004076bc
push ebx
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
cmp byte [0x42a000], 0x22
mov dword [0x424ec0], eax
mov eax, edi
jne 0x403d01
mov byte [esp + 0x14], 0x22
mov eax, 0x42a001
push dword [esp + 0x14]
push eax
call fcn.0040726e
push eax
call dword [sym.imp.USER32.dll_CharNextA]
mov dword [esp + 0x1c], eax
jmp 0x403d7b
cmp cl, 0x20
jne 0x403d23
inc eax
cmp byte [eax], 0x20
je 0x403d1d
cmp byte [eax], 0x22
mov byte [esp + 0x14], 0x20
jne 0x403d33
inc eax
mov byte [esp + 0x14], 0x22
cmp byte [eax], 0x2f
jne 0x403d6b
inc eax
cmp byte [eax], 0x53
jne 0x403d4c
mov cl, byte [eax + 1]
or cl, 0x20
cmp cl, 0x20
jne 0x403d4c
or esi, 2
cmp dword [eax], 0x4352434e
jne 0x403d62
mov cl, byte [eax + 4]
or cl, 0x20
cmp cl, 0x20
jne 0x403d62
or esi, 8
cmp dword [eax - 2], 0x3d442f20
je 0x403d83
push dword [esp + 0x14]
push eax
call fcn.0040726e
cmp byte [eax], 0x22
jne 0x403d7b
inc eax
mov cl, byte [eax]
cmp cl, bl
jne 0x403d18
jmp 0x403d94
mov dword [eax - 2], ebx
add eax, 2
push eax
push 0x42a400
call fcn.004076bc
mov ebp, 0x42b400
push ebp
push 0x400
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
call fcn.00403c2c
test eax, eax
jne 0x403dce
push 0x3fb
push ebp
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
push str.Temp
push ebp
call sub.KERNEL32.dll_lstrcatA
call fcn.00403c2c
test eax, eax
je 0x403e4c
push 0x42b000
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
push esi
call fcn.00402cd1
cmp eax, ebx
mov dword [esp + 0x10], eax
jne 0x403e4c
cmp dword [0x424edc], ebx
je 0x403e3c
push ebx
push edi
call fcn.0040726e
mov esi, eax
jmp 0x403e03
cmp dword [esi], 0x3d3f5f20
je 0x403e07
dec esi
cmp esi, edi
jae 0x403dfa
cmp esi, edi
mov dword [esp + 0x10], str.Error_launching_installer
jb 0x403e77
mov byte [esi], bl
add esi, 4
push esi
call fcn.00407324
test eax, eax
je 0x403e4c
push esi
push 0x42a400
call fcn.004076bc
push esi
push 0x42a800
call fcn.004076bc
mov dword [esp + 0x10], ebx
or dword [0x424f4c], 0xffffffff
call fcn.00405370
mov dword [esp + 0x18], eax
call fcn.00403fe1
call dword [sym.imp.ole32.dll_OleUninitialize]
cmp dword [esp + 0x10], ebx
je 0x403f46
push 0x200010
push dword [esp + 0x14]
call fcn.00407011
push 2
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push str.nsu.tmp
push ebp
call sub.KERNEL32.dll_lstrcatA
mov esi, 0x42ac00
push esi
push ebp
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
je 0x403e4c
push ebx
push ebp
call dword [sym.imp.KERNEL32.dll_CreateDirectoryA]
push ebp
call dword [sym.imp.KERNEL32.dll_SetCurrentDirectoryA]
cmp byte [0x42a400], bl
jne 0x403eb5
push esi
push 0x42a400
call fcn.004076bc
push dword [esp + 0x1c]
push section..ndata
call fcn.004076bc
push 0x1a
mov word [0x425400], 0x41
pop edi
mov esi, 0x420458
mov eax, dword [0x424ed0]
push dword [eax + 0x10c]
push esi
call fcn.004076de
push esi
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
cmp dword [esp + 0x10], ebx
je 0x403f31
push 1
push esi
push 0x42bc00
call dword [sym.imp.KERNEL32.dll_CopyFileA]
test eax, eax
je 0x403f31
push ebx
push esi
call fcn.004074ac
mov eax, dword [0x424ed0]
push dword [eax + 0x110]
push esi
call fcn.004076de
push esi
call fcn.00406fb0
cmp eax, ebx
je 0x403f31
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esp + 0x10], ebx
inc byte [0x425400]
dec edi
jne 0x403ed4
push ebx
push ebp
call fcn.004074ac
jmp 0x403e4c
cmp dword [0x424f34], ebx
je 0x403fc9
push 3
call fcn.004079e0
push 4
mov ebp, eax
call fcn.004079e0
push 5
mov esi, eax
call fcn.004079e0
cmp ebp, ebx
mov edi, eax
je 0x403fb5
cmp esi, ebx
je 0x403fb5
cmp edi, ebx
je 0x403fb5
lea eax, [esp + 0x1c]
push eax
push 0x28
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call ebp
test eax, eax
je 0x403fb5
lea eax, [esp + 0x24]
push eax
push str.SeShutdownPrivilege
push ebx
call esi
push ebx
push ebx
lea eax, [esp + 0x28]
push ebx
push eax
push ebx
push dword [esp + 0x30]
mov dword [esp + 0x38], 1
mov dword [esp + 0x44], 2
call edi
push ebx
push 2
call dword [sym.imp.USER32.dll_ExitWindowsEx]
test eax, eax
jne 0x403fc9
push 9
call fcn.004012fc
mov eax, dword [0x424f4c]
cmp eax, 0xffffffff
je 0x403fd7
mov dword [esp + 0x18], eax
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_ExitProcess]