Win32.HLLW.Autoruner1.34499

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'm_l_<Virus name>' = '<SYSTEM32>\m_l_<Virus name>.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'm_l_<Virus name>' = '<SYSTEM32>\m_l_<Virus name>.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'm_l_<Virus name>' = '<SYSTEM32>\m_l_<Virus name>.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run] 'm_l_<Virus name>' = '<SYSTEM32>\m_l_<Virus name>.exe'

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\<Virus name>.exe

Malicious functions:

To bypass firewall, removes or modifies the following registry keys:

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\m_l_<Virus name>.exe' = '<SYSTEM32>\m_l_<Virus name>.exe:*:Enabled:m_l_winst'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\<Virus name>.exe' = '<SYSTEM32>\<Virus name>.exe:*:Enabled:winst'

Creates and executes the following:

<SYSTEM32>\p_e_<Virus name>.exe /stext <SYSTEM32>\p_e.log
<SYSTEM32>\p_r_<Virus name>.exe /stext <SYSTEM32>\p_r.log
<SYSTEM32>\p_m_<Virus name>.exe /stext <SYSTEM32>\p_m.log
<SYSTEM32>\p_n_<Virus name>.exe /stext <SYSTEM32>\p_n.log
<SYSTEM32>\winst.exe
<SYSTEM32>\p_c_<Virus name>.exe /stext <SYSTEM32>\p_c.log
<SYSTEM32>\p_p_<Virus name>.exe /stext <SYSTEM32>\p_p.log
<SYSTEM32>\p_d_<Virus name>.exe /stext <SYSTEM32>\p_d.log
<SYSTEM32>\s_n_winst.exe sentinel
<SYSTEM32>\p_f_<Virus name>.exe /stext <SYSTEM32>\p_f.log
<SYSTEM32>\s_s_winst.exe sentinel
<SYSTEM32>\p_i_<Virus name>.exe /stext <SYSTEM32>\p_i.log
<SYSTEM32>\m_l_<Virus name>.exe
<SYSTEM32>\<Virus name>.exe
<SYSTEM32>\p_c_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_p_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_d_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_f_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_m_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_i_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_n_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_r_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\m_l_<Virus name>.exe (downloaded from the Internet)
<SYSTEM32>\p_e_<Virus name>.exe (downloaded from the Internet)

Executes the following:

<SYSTEM32>\cmd.exe /c ""<SYSTEM32>\log_master.bat" "
%WINDIR%\explorer.exe <Current directory>\

Terminates or attempts to terminate

the following user processes:

AVSYNMGR.EXE
fsav.exe
AVPCC.EXE
AVPM.EXE
fsavgui.exe
NAVAPW32.EXE
fsav32.exe
fsavaui.exe
avgcc.exe
AVGCC32.EXE
ashAvast.exe
ashAvSrv.exe
AVP.EXE
AVP32.EXE
AVGCTRL.EXE
AVP.COM

Modifies file system :

Creates the following files:

%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\p_r[1].exe
<SYSTEM32>\p_r_<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\p_p[1].exe
<SYSTEM32>\p_e_<Virus name>.exe
<SYSTEM32>\p_n_<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\check[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\p_e[1].exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\p_c[1].exe
<SYSTEM32>\p_c_<Virus name>.exe
<SYSTEM32>\log_master.txt
<SYSTEM32>\p_d_<Virus name>.exe
<SYSTEM32>\p_p_<Virus name>.exe
<SYSTEM32>\winst.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\p_d[1].exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\p_n[1].exe
<SYSTEM32>\s_s_winst.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\m[1].exe
<SYSTEM32>\m_l_<Virus name>.exe
<SYSTEM32>\s_n_winst.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\check[1].php
<SYSTEM32>\<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\check[1].php
<SYSTEM32>\p_i_<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\p_m[1].exe
<SYSTEM32>\p_m_<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\YPORKZYZ\p_i[1].exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\p_f[1].exe
<SYSTEM32>\p_f_<Virus name>.exe
<SYSTEM32>\log_master.bat

Sets the 'hidden' attribute to the following files:

<Drive name for removable media>:\autorun.inf
<SYSTEM32>\m_l_<Virus name>.exe
<SYSTEM32>\winst.exe
<Drive name for removable media>:\<Virus name>.exe
<SYSTEM32>\<Virus name>.exe
<SYSTEM32>\s_n_winst.exe
<SYSTEM32>\s_s_winst.exe

Deletes the following files:

<SYSTEM32>\p_p_<Virus name>.exe
<SYSTEM32>\p_r_<Virus name>.exe
<SYSTEM32>\p_e_<Virus name>.exe
<SYSTEM32>\log_master.txt
<SYSTEM32>\p_c_<Virus name>.exe
<SYSTEM32>\p_d_<Virus name>.exe
<SYSTEM32>\p_n_<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\check[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\check[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\check[1].php
<SYSTEM32>\p_m_<Virus name>.exe
<SYSTEM32>\p_i_<Virus name>.exe
<SYSTEM32>\p_f_<Virus name>.exe

Network activity:

Connects to:

'localhost':1044
'localhost':1046
'localhost':1041
'localhost':1036
'www.la###ategia.com':80

TCP:

HTTP GET requests:

www.la###ategia.com/winst/files/p_r.exe
www.la###ategia.com/winst/files/p_e.exe
www.la###ategia.com/winst/files/p_p.exe
www.la###ategia.com/winst/files/p_c.exe
www.la###ategia.com/winst/files/p_d.exe
www.la###ategia.com/winst/files/p_n.exe
www.la###ategia.com/winst/files/m.exe
www.la###ategia.com/winst/???#########################
www.la###ategia.com/winst/files/p_f.exe
www.la###ategia.com/winst/files/p_m.exe
www.la###ategia.com/winst/files/p_i.exe

UDP:

DNS ASK www.la###ategia.com

Miscellaneous:

Searches for the following windows:

ClassName: 'Indicator' WindowName: ''
ClassName: '' WindowName: ''

Tecnologie

Termini

Formazione ed informazione

Falsi miti

Technical Information