Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /E'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /Q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /R'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zaoxiet' = '%HOMEPATH%\zaoxiet.exe /V'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\kcO.ico
- <Drive name for removable media>:\zaoxiet.exe
- <Drive name for removable media>:\zaoxietx.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\Video.lnk
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%\zaoxiet.exe
Sets the 'hidden' attribute to the following files:
- %HOMEPATH%\zaoxiet.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\kcO.ico
- <Drive name for removable media>:\zaoxiet.exe
- <Drive name for removable media>:\zaoxietx.exe
Network activity:
Connects to:
- 'ns#.##ayer1532.com':8000
UDP:
- DNS ASK ns#.##ayer1532.com
Miscellaneous:
Creates and executes the following:
- '%HOMEPATH%\zaoxiet.exe'