Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%APPDATA%\MSDCSC\msdcsc.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Google Updater' = '%APPDATA%\MSDCSC\msdcsc.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Windows Security Center
blocks the following features:
- User Account Control (UAC)
- Windows Security Center
Executes the following:
- '<SYSTEM32>\notepad.exe'
- '<SYSTEM32>\cmd.exe' /k attrib "%HOMEPATH%\Local Settings\Temp" +s +h
- '%APPDATA%\MSDCSC\msdcsc.exe'
- '<SYSTEM32>\attrib.exe' "%TEMP%\v1.exe" +s +h
- '<SYSTEM32>\attrib.exe' "%HOMEPATH%\Local Settings\Temp" +s +h
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\excec.bat" "
- '%TEMP%\excec.exe'
- '%TEMP%\V1Pack.exe' -pAsdzxc123!@# -d%HOMEPATH%\Local Settings\Temp
- '<SYSTEM32>\cmd.exe' /k attrib "%TEMP%\v1.exe" +s +h
- '%TEMP%\v1.exe'
Injects code into
the following system processes:
- <SYSTEM32>\notepad.exe
Modifies file system:
Creates the following files:
- %TEMP%\v1.exe
- %APPDATA%\MSDCSC\msdcsc.exe
- %TEMP%\excec.bat
- %TEMP%\excec.exe
- %TEMP%\V1Pack.exe
Sets the 'hidden' attribute to the following files:
- %APPDATA%\MSDCSC\msdcsc.exe
Deletes the following files:
- %TEMP%\v1.exe
Network activity:
Connects to:
- 'localhost':3124
Miscellaneous:
Searches for the following windows:
- ClassName: '#32770' WindowName: ''
- ClassName: 'SysListView32' WindowName: ''
- ClassName: '#32770' WindowName: 'AngarCl'
- ClassName: 'EDIT' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: '#32770' WindowName: '<SYSTEM32>\cmd.exe'
