Win32.HLLW.Autoruner2.38025

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /G'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /h'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /O'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'laefaoq' = '%HOMEPATH%\laefaoq.exe /x'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\xGV.ico
<Drive name for removable media>:\laefaoq.exe
<Drive name for removable media>:\laefaoqx.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%\laefaoq.exe

Sets the 'hidden' attribute to the following files:

%HOMEPATH%\laefaoq.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\xGV.ico
<Drive name for removable media>:\laefaoq.exe
<Drive name for removable media>:\laefaoqx.exe

Network activity:

Connects to:

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

UDP:

DNS ASK ns#.##ayer1532.com

Miscellaneous:

Creates and executes the following:

'%HOMEPATH%\laefaoq.exe'

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Technical Information