Win32.HLLW.Autoruner2.36638

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /j'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /w'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'biealej' = '%HOMEPATH%\biealej.exe /I'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Fhk.ico
<Drive name for removable media>:\biealej.exe
<Drive name for removable media>:\biealejx.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\Passwords.lnk
<Drive name for removable media>:\Documents.lnk
<Drive name for removable media>:\Pictures.lnk
<Drive name for removable media>:\Music.lnk
<Drive name for removable media>:\Video.lnk

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%\biealej.exe

Sets the 'hidden' attribute to the following files:

%HOMEPATH%\biealej.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Fhk.ico
<Drive name for removable media>:\biealej.exe
<Drive name for removable media>:\biealejx.exe

Network activity:

Connects to:

'ns#.##ayer1532.com':8000

UDP:

DNS ASK ns#.##ayer1532.com

Miscellaneous:

Creates and executes the following:

'%HOMEPATH%\biealej.exe'

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