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Win32.HLLW.Autoruner.52054
Added to the Dr.Web virus database:
2011-06-19
Virus description added:
2011-06-19
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /V'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /a'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /F'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /o'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /b'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /Y'
[<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\509395536] 'Name' = '"%TEMP%\3.tmp"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /H'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /g'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /P'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'baezaer' = '%HOMEPATH%\baezaer.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>:\eZI.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\baezaer.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\baezaerx.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Creates and executes the following:
%HOMEPATH%\vmnat.exe
%HOMEPATH%\baezaer.exe
%HOMEPATH%\ustat2.exe
%HOMEPATH%\ti1qlErB9gyG2t8LE6.exe
%HOMEPATH%\ustat1.exe
"%TEMP%\ahcglgo.exe" (downloaded from the Internet)
"%TEMP%\aiqsy.exe" (downloaded from the Internet)
"%TEMP%\xofop.exe" (downloaded from the Internet)
"%TEMP%\hhqhjv.exe" (downloaded from the Internet)
"%TEMP%\bumdyjo.exe" (downloaded from the Internet)
"%TEMP%\neyj.exe" (downloaded from the Internet)
"%TEMP%\750234914" (downloaded from the Internet)
"%TEMP%\sdnb.exe" (downloaded from the Internet)
"%TEMP%\ijdnq.exe" (downloaded from the Internet)
"%TEMP%\erooq.exe" (downloaded from the Internet)
"%TEMP%\agmnd.exe" (downloaded from the Internet)
"%TEMP%\kemn.exe" (downloaded from the Internet)
Executes the following:
<SYSTEM32>\tasklist.exe
<SYSTEM32>\svchost.exe
Injects code into
the following system processes:
Modifies settings of Windows Internet Explorer:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1601' = '00000000'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] 'currentlevel' = '00000000'
Modifies file system :
Creates the following files:
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\SL6TKFAX\sbsfwao[1].php
%TEMP%\aiqsy.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\bosgwxbeff[1].php
%TEMP%\xofop.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\ULU3YH2D\scctgxkbb[1].php
%TEMP%\agmnd.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\SL6TKFAX\vvvmmddhvl[1].php
%TEMP%\erooq.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\lmzdd[1].php
%TEMP%\bumdyjo.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\ULU3YH2D\kxyyp[1].php
%TEMP%\hhqhjv.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\nnrfjmqeh[1].php
%TEMP%\ahcglgo.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\wjwwnae[1].php
%TEMP%\neyj.exe
%TEMP%\2.tmp
%HOMEPATH%\baezaer.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\lyyyzdduh[1].php
%WINDIR%\Temp\4.tmp
%HOMEPATH%\ustat1.exe
%HOMEPATH%\ti1qlErB9gyG2t8LE6.exe
%HOMEPATH%\vmnat.exe
%HOMEPATH%\ustat2.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\hhlycptx[1].php
%TEMP%\750234914
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\ULU3YH2D\ivjwneei[1].php
%TEMP%\kemn.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\uhhymdqu[1].php
%TEMP%\ijdnq.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\vvvjzar[1].php
%TEMP%\sdnb.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\baezaer.exe
<Drive name for removable media>:\baezaerx.exe
<Drive name for removable media>:\eZI.ico
%HOMEPATH%\baezaer.exe
<Drive name for removable media>:\autorun.inf
Deletes the following files:
%WINDIR%\Temp\4.tmp
%HOMEPATH%\ti1qlErB9gyG2t8LE6.exe
<SYSTEM32>\svchost.exe
%HOMEPATH%\ustat2.exe
%TEMP%\3.tmp
<DRIVERS>\etc\hosts
Network activity:
Connects to:
'ap#.#ostip.info':80
'aa###lic.com':80
'74.##5.232.51':80
TCP:
HTTP GET requests:
aa###lic.com/bdqqu/bosgwxbeff.php?ad################################
aa###lic.com/bdqqu/sbsfwao.php?ad################################
aa###lic.com/bdqqu/vvvmmddhvl.php?ad################################
aa###lic.com/bdqqu/nnrfjmqeh.php?ad################################
aa###lic.com/bdqqu/kxyyp.php?ad##############################################################
aa###lic.com/bdqqu/lmzdd.php?ad################################
aa###lic.com/bdqqu/wjwwnae.php?ad################################
aa###lic.com/bdqqu/scctgxkbb.php?ad################################
aa###lic.com/bdqqu/uhhymdqu.php?ad################################
aa###lic.com/bdqqu/lyyyzdduh.php?ad################################
74.##5.232.51/
ap#.#ostip.info/country.php
aa###lic.com/bdqqu/ivjwneei.php?ad################################
aa###lic.com/bdqqu/hhlycptx.php?ad################################
aa###lic.com/bdqqu/vvvjzar.php?ad################################
UDP:
DNS ASK ap#.#ostip.info
DNS ASK aa###lic.com
DNS ASK google.com
Miscellaneous:
Searches for the following windows:
ClassName: 'MS_WebcheckMonitor' WindowName: ''
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'Indicator' WindowName: ''
ClassName: 'MS_AutodialMonitor' WindowName: ''
ClassName: '' WindowName: 'KJDjhhjkhgHJGdhgshgfjsf'
ClassName: '' WindowName: 'KJDJhkhgjfdhukgHGYjhyfgdhsgfds'
ClassName: '' WindowName: 'KJDjdfjhhHYDiufudishfgyusi'
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