Win32.HLLW.Autoruner.58350

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /p'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /G'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nogav' = '%HOMEPATH%\nogav.exe /D'

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>:\YCHH.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\nogav.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\nogavx.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%\nogav.exe

Modifies file system :

Creates the following files:

%HOMEPATH%\nogav.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\nogav.exe
<Drive name for removable media>:\nogavx.exe
<Drive name for removable media>:\YCHH.ico
%HOMEPATH%\nogav.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: ''

Tecnologías

Términos

Formación y educación

Mitos

Technical Information