Win32.HLLW.Autoruner1.53128

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /E'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /t'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /N'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /I'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'heuguev' = '%HOMEPATH%\heuguev.exe /p'

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>:\WWaY.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\heuguev.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\heuguevx.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%\heuguev.exe'

Modifies file system :

Creates the following files:

%HOMEPATH%\heuguev.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\heuguev.exe
<Drive name for removable media>:\heuguevx.exe
<Drive name for removable media>:\WWaY.ico
%HOMEPATH%\heuguev.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)'

Tecnologie

Termini

Formazione ed informazione

Falsi miti

Technical Information