Win32.HLLW.Autoruner2.34557
Added to the Dr.Web virus database:
2018-03-24
Virus description added:
2018-03-24
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /H'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /B'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /x'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /Z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /r'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /M'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /o'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /w'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /L'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /e'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /C'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /i'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /K'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laera' = '%HOMEPATH%\laera.exe /n'
Creates the following files on removable media:
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Video.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\gDp.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\laera.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\laerax.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Modifies file system:
Creates the following files:
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\laera.exe
- <Drive name for removable media>:\laerax.exe
- <Drive name for removable media>:\gDp.ico
- %HOMEPATH%\laera.exe
- <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
- 'ns#.##ayer1532.com':8000
UDP:
- DNS ASK ns#.##ayer1532.com
Miscellaneous:
Creates and executes the following:
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