Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'WinCsrss' = '%WINDIR%\csrss.exe'
Modifies file system :
Creates the following files:
- %WINDIR%\Keylogger_off.txt
- %WINDIR%\csrss.exe
Network activity:
Connects to:
- 'ky####u.no-ip.info':132
- 'ky####u.no-ip.info':133
- 'ky####u.no-ip.info':112
- 'ky####u.no-ip.info':111
- 'ky####u.no-ip.info':141
- 'ky####u.no-ip.info':140
- 'ky####u.no-ip.info':131
- 'ky####u.no-ip.info':138
- 'ky####u.no-ip.info':124
- 'ky####u.no-ip.info':120
- 'ky####u.no-ip.info':125
UDP:
- DNS ASK Ky####u.no-ip.info