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Win32.HLLW.Autoruner2.36188
Added to the Dr.Web virus database:
2018-04-15
Virus description added:
2018-04-15
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'duizil' = '%HOMEPATH%\duizil.exe /m'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\nps.ico
<Drive name for removable media>:\duizil.exe
<Drive name for removable media>:\duizilx.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:
Modifies file system:
Creates the following files:
Sets the 'hidden' attribute to the following files:
%HOMEPATH%\duizil.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\nps.ico
<Drive name for removable media>:\duizil.exe
<Drive name for removable media>:\duizilx.exe
Network activity:
Connects to:
'ns#.##ayer1532.com':8000
UDP:
DNS ASK ns#.##ayer1532.com
Miscellaneous:
Creates and executes the following:
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