Win32.HLLW.Autoruner1.34926

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /I'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biuagik' = '%HOMEPATH%\biuagik.exe /j'

Creates the following files on removable media:

<Drive name for removable media>:\Pictures.lnk
<Drive name for removable media>:\Documents.lnk
<Drive name for removable media>:\Video.lnk
<Drive name for removable media>:\Music.lnk
<Drive name for removable media>:\Passwords.lnk
<Drive name for removable media>:\biuagik.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\biuagikx.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%\biuagik.exe

Modifies file system :

Creates the following files:

%HOMEPATH%\biuagik.exe

Sets the 'hidden' attribute to the following files:

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

Network activity:

Connects to:

'ns#.##ayer1253.com':8004

UDP:

DNS ASK ns#.##ayer1253.com

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''

テクノロジー

用語

トレーニングコースおよび啓蒙プロジェクト

アンチウイルスに関する誤解と噂

Technical Information