Win32.HLLW.Autoruner2.13926

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'nekim' = '%HOMEPATH%\nekim.exe /J'

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>:\NWQ.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\nekim.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\nekimx.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%\nekim.exe'

Modifies file system :

Creates the following files:

%HOMEPATH%\nekim.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\nekim.exe
<Drive name for removable media>:\nekimx.exe
<Drive name for removable media>:\NWQ.ico
%HOMEPATH%\nekim.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: '(null)'

Tecnologías

Términos

Formación y educación

Mitos

Technical Information