Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'syscheck' = '"<LS_APPDATA>\isass.exe"'
Malicious functions:
Creates and executes the following:
- <LS_APPDATA>\isass.exe
- %TEMP%\EliteCheaters Injector.exe
Executes the following:
- <SYSTEM32>\reg.exe ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /V syscheck /D "\"<LS_APPDATA>\isass.exe\"" /f
- <SYSTEM32>\cmd.exe /c ""<Current directory>\sys32.bat" "
Installs hooks to intercept notifications
on keystrokes:
- Handler for all processes: <LS_APPDATA>\appdata.dll
Modifies file system :
Creates the following files:
- <Current directory>\sys32.bat
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\legolas93[1]
- <LS_APPDATA>\isass.exe
- <LS_APPDATA>\appdata.dll
- %TEMP%\EliteCheaters Injector.exe
Network activity:
Connects to:
- 'www.le###as93.com':80
- 'localhost':1035
TCP:
HTTP GET requests:
- www.le###as93.com/
UDP:
- DNS ASK www.le###as93.com
- '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
- ClassName: 'IEFrame' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'TKeyForm' WindowName: ''
- ClassName: 'MS_WINHELP' WindowName: ''
- ClassName: '' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
