Win32.HLLW.Autoruner2.38807

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /T'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /d'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /U'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /s'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /K'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /r'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'hofeg' = '%HOMEPATH%\hofeg.exe /i'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Cyp.ico
<Drive name for removable media>:\hofeg.exe
<Drive name for removable media>:\hofegx.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%\hofeg.exe

Sets the 'hidden' attribute to the following files:

%HOMEPATH%\hofeg.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\Cyp.ico
<Drive name for removable media>:\hofeg.exe
<Drive name for removable media>:\hofegx.exe

Network activity:

Connects to:

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

UDP:

DNS ASK ns#.##ayer1532.com

Miscellaneous:

Creates and executes the following:

'%HOMEPATH%\hofeg.exe'

Tecnologie

Termini

Formazione ed informazione

Falsi miti

Technical Information