Win32.HLLW.Autoruner.58310

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'gqnef' = '%HOMEPATH%\gqnef.exe /X'

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>:\Yox.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\gqnef.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\gqnefx.exe

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

hidden files

Creates and executes the following:

%HOMEPATH%\gqnef.exe

Modifies file system :

Creates the following files:

%HOMEPATH%\gqnef.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\gqnef.exe
<Drive name for removable media>:\gqnefx.exe
<Drive name for removable media>:\Yox.ico
%HOMEPATH%\gqnef.exe
<Drive name for removable media>:\autorun.inf

Network activity:

Connects to:

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

UDP:

DNS ASK ns#.##ayer1532.com

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''

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Technical Information