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Win32.HLLW.Autoruner2.37308
Added to the Dr.Web virus database:
2018-04-24
Virus description added:
2018-04-24
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /p'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /I'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'buijun' = '%HOMEPATH%\buijun.exe /M'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\jzIn.ico
<Drive name for removable media>:\buijun.exe
<Drive name for removable media>:\buijunx.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%\buijun.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\jzIn.ico
<Drive name for removable media>:\buijun.exe
<Drive name for removable media>:\buijunx.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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