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Win32.HLLW.Autoruner.56456
Added to the Dr.Web virus database:
2011-08-16
Virus description added:
2011-08-16
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'Explorer.exe csrcs.exe'
Malicious functions:
Creates and executes the following:
Executes the following:
<SYSTEM32>\ping.exe -n 5 -w 250 127.0.0.1
<SYSTEM32>\cmd.exe /c "%TEMP%\suicide.bat"
Modifies file system :
Creates the following files:
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\ULU3YH2D\whatismyip[1].3897279382
%TEMP%\~ip.tmp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\SL6TKFAX\n09230945[1].asp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\whatismyip[1].7701453594
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\checkip.dyndns[1].7796934296
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\checkip.dyndns[1].9554194852
%TEMP%\suicide.bat
<SYSTEM32>\csrcs.exe
<SYSTEM32>\autorun.inf
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\n09230945[1].asp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\n09230945[1].asp
Sets the 'hidden' attribute to the following files:
<SYSTEM32>\autorun.inf
<SYSTEM32>\csrcs.exe
Deletes the following files:
%TEMP%\~ip.tmp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\SL6TKFAX\n09230945[1].asp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\n09230945[1].asp
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\n09230945[1].asp
Deletes itself.
Network activity:
Connects to:
'ki#.##akapatama.com':4600
'<Private IP address>':445
'<Private IP address>':139
'so###ng.moe.hm':5400
'se#.##zcluster.com':5300
'www.wh###smyip.com':80
'ch####p.dyndns.org':80
TCP:
HTTP GET requests:
www.wh###smyip.com/?rn#########################################
ch####p.dyndns.org/?rn#########################################
www.wh###smyip.com/automation/n09230945.asp
UDP:
DNS ASK so###ng.moe.hm
DNS ASK ki#.##akapatama.com
DNS ASK ch####p.dyndns.org
DNS ASK se#.##zcluster.com
DNS ASK www.wh###smyip.com
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
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