Win32.HLLW.Autoruner.53085

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /i'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /j'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /n'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /l'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /M'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /A'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /C'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /t'
[<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\1241120256] 'Name' = '"%TEMP%\3.tmp"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /x'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /R'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /W'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /O'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'sozes' = '%HOMEPATH%\sozes.exe /u'

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>:\RNZ.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\sozes.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\sozesx.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%\wobstat.exe
%HOMEPATH%\sozes.exe
%HOMEPATH%\ULvXN9gW97.exe
%HOMEPATH%\vobstat.exe

Executes the following:

<SYSTEM32>\tasklist.exe

Injects code into

the following system processes:

<SYSTEM32>\spoolsv.exe

Modifies settings of Windows Internet Explorer:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1A10' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '{AEBA21FA-782A-4A90-978D-B72164C80120}' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '{A8A88C49-5EB2-4990-A1A2-0876022C854F}' = ''
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'

Modifies file system :

Creates the following files:

%TEMP%\2.tmp
%WINDIR%\Temp\4.tmp
%TEMP%\Rlb..bat
%HOMEPATH%\sozes.exe
%HOMEPATH%\ULvXN9gW97.exe
%HOMEPATH%\vobstat.exe
%HOMEPATH%\wobstat.exe

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\sozes.exe
<Drive name for removable media>:\sozesx.exe
<Drive name for removable media>:\RNZ.ico
%HOMEPATH%\sozes.exe
<Drive name for removable media>:\autorun.inf

Deletes the following files:

%HOMEPATH%\ULvXN9gW97.exe
%HOMEPATH%\vobstat.exe
%WINDIR%\Temp\4.tmp
%TEMP%\3.tmp
<DRIVERS>\etc\hosts

Network activity:

Connects to:

'th###able.in':80

TCP:

HTTP POST requests:

th###able.in/ads76tds76d76.php?in##############################################################################################################

UDP:

DNS ASK go##le.ae
DNS ASK th###able.in
DNS ASK ik##.com
DNS ASK si###ell.com

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''

Technologies

Terminology

Training and education

Myths

Technical Information