Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsoft® Windows® Operating System' = '%APPDATA%\Microsoft\Protect\Credentials\taskhostt.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Firewall' = '"%TEMP%\lsass.exe"'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Firewall' = '"%TEMP%\lsass.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\TTHDHGC\DFG-2352-66235-2352322-634621321-6662355\364855.exe
- <Drive name for removable media>:\TTHDHGC\DFG-2352-66235-2352322-634621321-6662355\Desktop.ini
Malicious functions:
Creates and executes the following:
- %APPDATA%\Microsoft\Protect\Credentials\wmpnetvk.exe
- %APPDATA%\Microsoft\Protect\Credentials\taskhostt.exe
Modifies file system :
Creates the following files:
- %APPDATA%\Microsoft\Protect\Credentials\taskhostt.exe
- %TEMP%\lsass.exe
- %APPDATA%\Microsoft\Protect\Credentials\wmpnetvk.exe
- %APPDATA%\Microsoft\Protect\Credentials\wmpnetvk.exe:ZONE.identifier
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\TTHDHGC\DFG-2352-66235-2352322-634621321-6662355\364855.exe
- %TEMP%\lsass.exe
- %APPDATA%\Microsoft\Protect\Credentials\wmpnetvk.exe
Network activity:
Connects to:
- 'zi###.no-ip.org':6667
UDP:
- DNS ASK zi###.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
