Win32.HLLW.Autoruner.54772

Добавлен в вирусную базу Dr.Web: 2011-07-21

Описание добавлено: 2011-07-22

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /j'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /O'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'pznud' = '%HOMEPATH%\pznud.exe /n'

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>:\txw.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\pznud.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\pznudx.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%\pznud.exe

Modifies file system :

Creates the following files:

%HOMEPATH%\pznud.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\pznud.exe
<Drive name for removable media>:\pznudx.exe
<Drive name for removable media>:\txw.ico
%HOMEPATH%\pznud.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: ''

Технологии

Термины

Обучение и просвещение

Мифы

Technical Information