Win32.HLLW.Autoruner2.37305

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /G'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'zienuj' = '%HOMEPATH%\zienuj.exe /l'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\zienuj.exe
<Drive name for removable media>:\Secret.exe
<Drive name for removable media>:\Sexy.exe
<Drive name for removable media>:\RCX1.tmp

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%\zienuj.exe

Sets the 'hidden' attribute to the following files:

%HOMEPATH%\zienuj.exe
<Drive name for removable media>:\autorun.inf

Deletes the following files:

<Drive name for removable media>:\Sexy.exe

Substitutes the following files:

<Drive name for removable media>:\Sexy.exe

Network activity:

Connects to:

'ns#.##ayer1352.com':8000

UDP:

DNS ASK ns#.##ayer1352.com

Miscellaneous:

Creates and executes the following:

'%HOMEPATH%\zienuj.exe'

Tecnologie

Termini

Formazione ed informazione

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Technical Information