Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /G'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /Y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /Z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /F'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zwlauv' = '%HOMEPATH%\zwlauv.exe /o'
Creates the following files on removable media:
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Video.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\zwlauv.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\zwlauvx.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- %HOMEPATH%\zwlauv.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\zwlauv.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\zwlauv.exe
- <Drive name for removable media>:\zwlauvx.exe
- %HOMEPATH%\zwlauv.exe
- <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
- 'any':8000
UDP:
- DNS ASK ns#.##ayer1523.com
- DNS ASK ns#.##deconline.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''