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Win32.HLLW.Autoruner.53396
Added to the Dr.Web virus database:
2011-07-06
Virus description added:
2011-07-06
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\2187642432] 'Name' = '"%TEMP%\3.tmp"'
Creates the following files on removable media:
<Drive name for removable media>:\rvcaen.exe
<Drive name for removable media>:\xSBN.ico
<Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
%HOMEPATH%\qvpod.exe
%HOMEPATH%\rvcaen.exe
%HOMEPATH%\popz.exe
%HOMEPATH%\oHvrhMHHi4.exe
%HOMEPATH%\popx.exe
"%TEMP%\bumdyjo.exe" (downloaded from the Internet)
"%TEMP%\ahcglgo.exe" (downloaded from the Internet)
"%TEMP%\sdnb.exe" (downloaded from the Internet)
"%TEMP%\ijdnq.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:
%TEMP%\ijdnq.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\lyyyzdduh[1].php
%TEMP%\sdnb.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\bosgwxbeff[1].php
%TEMP%\bumdyjo.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\wjwwnae[1].php
%TEMP%\ahcglgo.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\uhhymdqu[1].php
%HOMEPATH%\popz.exe
%HOMEPATH%\popx.exe
%HOMEPATH%\oHvrhMHHi4.exe
%HOMEPATH%\qvpod.exe
%WINDIR%\Temp\4.tmp
%HOMEPATH%\rvcaen.exe
%TEMP%\2.tmp
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\xSBN.ico
<Drive name for removable media>:\autorun.inf
%HOMEPATH%\rvcaen.exe
Deletes the following files:
<DRIVERS>\etc\hosts
%WINDIR%\Temp\4.tmp
%TEMP%\3.tmp
%HOMEPATH%\popz.exe
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/wjwwnae.php?ad################################
aa###lic.com/bdqqu/bosgwxbeff.php?ad################################
aa###lic.com/bdqqu/vvvmmddhvl.php?ad################################
aa###lic.com/bdqqu/lmzdd.php?ad################################
aa###lic.com/bdqqu/uhhymdqu.php?ad################################
74.##5.232.51/
ap#.#ostip.info/country.php
aa###lic.com/bdqqu/lyyyzdduh.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: 'MS_AutodialMonitor' WindowName: ''
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