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Win32.HLLW.Autoruner.56317
Added to the Dr.Web virus database:
2011-08-14
Virus description added:
2011-08-14
Technical Information
To ensure autorun and distribution:
Creates the following services:
[<HKLM>\SYSTEM\ControlSet001\Services\wuauserv] 'Start' = '00000002'
Creates the following files on removable media:
<Drive name for removable media>:\RECYCLER\wmimgmt.com
<Drive name for removable media>:\RECYCLER\83C36927.db
<Drive name for removable media>:\RECYCLER\desktop.ini
<Drive name for removable media>:\~humbs.tmp
Malicious functions:
Creates and executes the following:
%ALLUSERSPROFILE%\Application Data\wmimgmt.exe
"%TEMP%\pre3.tmp" (downloaded from the Internet)
Executes the following:
<SYSTEM32>\net1.exe user
<SYSTEM32>\net1.exe localgroup %USERNAME%s
<SYSTEM32>\tasklist.exe
<SYSTEM32>\chcp.com
<SYSTEM32>\notepad.exe ""%TEMP%\VMvareDnd.log""
<SYSTEM32>\rundll32.exe "<SYSTEM32>\wuausrv.dll",TStartUp 0x11
<SYSTEM32>\findstr.exe /s "YM.CGP_" "%HOMEPATH%"\..\*.txt
Modifies file system :
Creates the following files:
%TEMP%\INFO.TXT
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\[1].jpg
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\S12NCXQ3\desktop.ini
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\6IKXUSXU\desktop.ini
%WINDIR%\Temp\pre2.tmp
%ALLUSERSPROFILE%\DRM\Media\83C36927.db
%TEMP%\pre3.tmp
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\2S23VNF7\[1].jpg
%TEMP%\avp.exe
<SYSTEM32>\wuausrv.dll
%TEMP%\temp.vih
%ALLUSERSPROFILE%\Application Data\wmimgmt.exe
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\2S23VNF7\desktop.ini
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\DLCC9LIA\desktop.ini
%TEMP%\drivers.p
%TEMP%\ghi.bat
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\RECYCLER\desktop.ini
<Drive name for removable media>:\AuToRUn.iNf
<Drive name for removable media>:\RECYCLER\83C36927.db
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\6IKXUSXU\desktop.ini
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\2S23VNF7\desktop.ini
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\DLCC9LIA\desktop.ini
C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\S12NCXQ3\desktop.ini
Deletes the following files:
%TEMP%\avp.exe
%TEMP%\temp.vih
Network activity:
Connects to:
'localhost':1041
'localhost':1040
'mi####oft.dumb1.com':80
TCP:
HTTP GET requests:
mi####oft.dumb1.com/update/.jpg
HTTP POST requests:
mi####oft.dumb1.comhttp://Microsoft.dumb1.com:80/PHqgHumeay5705.mp3
UDP:
DNS ASK no######olose.changeip.org
DNS ASK wpad.localdomain
DNS ASK Mi####oft.dumb1.com
DNS ASK windowsupdate.microsoft.com
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'MS_WINHELP' WindowName: ''
ClassName: 'Notepad' WindowName: ''
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