Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'b7a6b3f1a13aae96b96b0c63d16d969c' = '"%TEMP%\Systeme.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'b7a6b3f1a13aae96b96b0c63d16d969c' = '"%TEMP%\Systeme.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\Systeme.exe' = '%TEMP%\Systeme.exe:*:Enabled:Systeme.exe'
Creates and executes the following:
- '%TEMP%\Systeme.exe'
- '%TEMP%\<Virus name>.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\Systeme.exe" "Systeme.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\Systeme.exe
- %TEMP%\<Virus name>.exe
Sets the 'hidden' attribute to the following files:
- %TEMP%\<Virus name>.exe
Deletes itself.
Network activity:
Connects to:
- 'pu######-oujdi.no-ip.biz':1177
UDP:
- DNS ASK pu######-oujdi.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
