Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'winlogonx' = '%APPDATA%\winlogonx.exe'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Creates and executes the following:
- %APPDATA%\winlogonx.exe
Terminates or attempts to terminate
the following user processes:
- AVP.EXE
- ekrn.exe
Modifies file system :
Creates the following files:
- %APPDATA%\wbamiod.inf
- %APPDATA%\winlogonx.exe
Sets the 'hidden' attribute to the following files:
- %APPDATA%\winlogonx.exe
Network activity:
Connects to:
- 'aa####.dyndns.infomz??':80
- 'aa####.dyndns.info':80
- 'da#####ez6.host22.com':80
TCP:
HTTP GET requests:
- aa####.dyndns.infomz??/
- aa####.dyndns.info/win/eueu.php?up#############
- da#####ez6.host22.com/win/eueu.php?up#############
UDP:
- DNS ASK aa####.dyndns.infomzђ
- DNS ASK aa####.dyndns.info
- DNS ASK da#####ez6.host22.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
