Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /V'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /G'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /N'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /J'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /Y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /R'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauufum' = '%HOMEPATH%\tauufum.exe /c'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\tauufum.exe
- <Drive name for removable media>:\Secret.exe
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\RCX1.tmp
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\RCX2.tmp
- <Drive name for removable media>:\RCX3.tmp
- <Drive name for removable media>:\Passwords.exe
- <Drive name for removable media>:\RCX4.tmp
- <Drive name for removable media>:\RCX5.tmp
- <Drive name for removable media>:\RCX6.tmp
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Modifies file system:
Creates the following files:
- %HOMEPATH%\tauufum.exe
Sets the 'hidden' attribute to the following files:
- %HOMEPATH%\tauufum.exe
- <Drive name for removable media>:\autorun.inf
Deletes the following files:
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\Passwords.exe
Substitutes the following files:
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\Passwords.exe
Network activity:
Connects to:
- 'ns#.##ayer1352.com':8000
UDP:
- DNS ASK ns#.##ayer1352.com
Miscellaneous:
Creates and executes the following:
- '%HOMEPATH%\tauufum.exe'