Win32.HLLW.Autoruner2.37658

Added to the Dr.Web virus database: 2018-04-27

Virus description added: 2018-04-27

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /j'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tauuh' = '%HOMEPATH%\tauuh.exe /V'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\MQxe.ico
<Drive name for removable media>:\tauuh.exe
<Drive name for removable media>:\tauuhx.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%\tauuh.exe

Sets the 'hidden' attribute to the following files:

%HOMEPATH%\tauuh.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\MQxe.ico
<Drive name for removable media>:\tauuh.exe
<Drive name for removable media>:\tauuhx.exe

Network activity:

Connects to:

'ns#.##ayer1532.com':8000

UDP:

DNS ASK ns#.##ayer1532.com

Miscellaneous:

Creates and executes the following:

'%HOMEPATH%\tauuh.exe'

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information