Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /U'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /P'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /E'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /S'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /R'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /t'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /Y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zmjun' = '%HOMEPATH%\zmjun.exe /F'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\pll.ico
- <Drive name for removable media>:\zmjun.exe
- <Drive name for removable media>:\zmjunx.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%\zmjun.exe
Sets the 'hidden' attribute to the following files:
- %HOMEPATH%\zmjun.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\pll.ico
- <Drive name for removable media>:\zmjun.exe
- <Drive name for removable media>:\zmjunx.exe
Network activity:
Connects to:
- 'ns#.##ayer1532.com':8000
UDP:
- DNS ASK ns#.##ayer1532.com
Miscellaneous:
Creates and executes the following:
- '%HOMEPATH%\zmjun.exe'