Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\Client1.exe
Creates the following files on removable media:
- <Drive name for removable media>:\Client1.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Executes the following:
- '<SYSTEM32>\taskkill.exe' /F /IM wscript.exe
- '<SYSTEM32>\taskkill.exe' /F /IM cmd.exe
Terminates or attempts to terminate
the following system processes:
- <SYSTEM32>\cmd.exe
Modifies file system:
Creates the following files:
- %APPDATA%\Client1.exe
- <SYSTEM32>\ctfmon.exe.new
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Client1.exe
Moves the following system files:
- from <SYSTEM32>\ctfmon.exe to %TEMP%\75505
Moves the following files:
- from <STUBS_DIR>\ecmd\ecmd.exe to %TEMP%\30310
- from %HOMEPATH%\Start Menu\Programs\Startup\Shortcut to startup_local.lnk to %TEMP%\37034
- from %HOMEPATH%\Start Menu\Programs\Startup\Shortcut to startup_local.lnk to %TEMP%\76044
Network activity:
Connects to:
- 'ba#####avio.ddns.net':5552
UDP:
- DNS ASK ba#####avio.ddns.net
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: ''
- ClassName: '' WindowName: 'AngarCl'
Creates and executes the following:
- '%APPDATA%\Client1.exe'