Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKLM>\SOFTWARE\Wow6432Node\MICROSOFT\WINDOWS\CURRENTVERSION\RUN] '8L4x3/2/2020' = '%HOMEPATH%\Favorites\Kampus Cinta.exe /register'
- [<HKLM>\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}] 'StubPath' = '<Full path to file>'
- [<HKLM>\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}] 'StubPath' = '<SYSTEM32>\Svchost.exe'
- [<HKLM>\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}] 'StubPath' = '%WINDIR%\Services.exe'
- [<HKLM>\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}] 'StubPath' = '<SYSTEM32>.exe'
Creates or modifies the following files
- %HOMEPATH%\start menu\programs\startup\msoffice.exe
Creates the following files on removable media
- <Drive name for removable media>:\new folder.exe
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
blocks execution of the following system utilities:
- Registry Editor (RegEdit)
modifies the following system settings:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoRun' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoDesktop' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoClose' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
Forces autoplay for removable media.
Sets a new unauthorized home page for Windows Internet Explorer.
Modifies file system
Creates the following files
- C:\pahami cinta.txt
- %WINDIR%\desktop.ini
- %HOMEPATH%\desktop\black love.htm
- %HOMEPATH%\favorites\kampus cinta.exe
- %HOMEPATH%\desktop\user_data.exe
- %ALLUSERSPROFILE%\desktop\user_data.exe
- %WINDIR%\services.exe
- <SYSTEM32>.exe
- %HOMEPATH%\my documents\user.exe
- C:\new folder.exe
- D:\new folder.exe
Sets the 'hidden' attribute to the following files
- %WINDIR%\desktop.ini
- %WINDIR%\services.exe
- <SYSTEM32>.exe
Miscellaneous
Searches for the following windows
- ClassName: '#32770' WindowName: 'Windows Task Manager'
- ClassName: '#32770' WindowName: ''
- ClassName: 'SysListView32' WindowName: 'Tasks'
- ClassName: 'SysListView32' WindowName: 'Processes'
Creates and executes the following
- '%WINDIR%\syswow64\net.exe' user MatriX shadow /add' (with hidden window)
- '%WINDIR%\syswow64\net.exe' localgroup administrators MatriX /add' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\net.exe' user MatriX shadow /add
- '%WINDIR%\syswow64\net.exe' localgroup administrators MatriX /add
- '%WINDIR%\syswow64\notepad.exe' C:\pahami_Cinta.txt
- '%WINDIR%\syswow64\net1.exe' user MatriX shadow /add
- '%WINDIR%\syswow64\net1.exe' localgroup administrators MatriX /add
