Win32.HLLW.Autoruner.58400

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /p'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vaenouf' = '%HOMEPATH%\vaenouf.exe /V'

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>:\ZdA.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\vaenouf.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\vaenoufx.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%\vaenouf.exe

Modifies file system :

Creates the following files:

%HOMEPATH%\vaenouf.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\vaenouf.exe
<Drive name for removable media>:\vaenoufx.exe
<Drive name for removable media>:\ZdA.ico
%HOMEPATH%\vaenouf.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: ''

Tecnologie

Termini

Formazione ed informazione

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Technical Information