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Win32.HLLW.Autoruner1.34966
Added to the Dr.Web virus database:
2013-04-07
Virus description added:
2013-04-16
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows·А»рЗЅ' = '<SYSTEM32>\crnjeufu.exe'
[<HKCU>\Software\Microsoft\Internet Explorer\Extensions\{F2C63239-A5DB-487B-B283-4132351E7AB6}] 'Exec' = 'http://www.baidu.com/index.php?tn=mm667_pg'
Creates the following files on removable media:
<Drive name for removable media>:\AutoRun.inf
<Drive name for removable media>:\crnjeufu.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Executes the following:
<SYSTEM32>\attrib.exe E:\AutoRun.inf +s +r +h
<SYSTEM32>\attrib.exe Z:\crnjeufu.exe +s +r +h
<SYSTEM32>\attrib.exe Z:\AutoRun.inf +s +r +h
<SYSTEM32>\attrib.exe C:\AutoRun.inf +s +r +h
<SYSTEM32>\attrib.exe C:\crnjeufu.exe +s +r +h
<SYSTEM32>\attrib.exe E:\crnjeufu.exe +s +r +h
Hides the following processes:
Sets a new unauthorized home page for Windows Internet Explorer.
Modifies file system :
Creates the following files:
<SYSTEM32>\baidu.htm
C:\crnjeufu.exe
%HOMEPATH%\Favorites\Ўѕ°Щ¶ИТ»ПВ,ДгѕНЦЄµАЎї.lnk
%WINDIR%\baidu.ico
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\ad[1].htm
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\ad[1].html
C:\AutoRun.inf
<SYSTEM32>\crnjeufu.exe
%TEMP%\zhichiku\internet.fne
%TEMP%\zhichiku\HtmlView.fne
%TEMP%\zhichiku\krnln.fnr
%TEMP%\zhichiku\shell.fne
%TEMP%\zhichiku\ERawSock.fne
%TEMP%\zhichiku\hideme.dll
%TEMP%\zhichiku\eAPI.fne
%TEMP%\zhichiku\spec.fne
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\crnjeufu.exe
<Drive name for removable media>:\AutoRun.inf
C:\AutoRun.inf
C:\crnjeufu.exe
Network activity:
Connects to:
'www.zg##sx.com':80
'www.my##0.com':80
'xi####.cpushpop.com':80
'localhost':1037
TCP:
HTTP GET requests:
www.my##0.com/ad/ad.html
www.zg##sx.com/UploadFiles/Soft/ad.htm?10############################
xi####.cpushpop.com/1/ad783.exe
UDP:
DNS ASK www.zg##sx.com
DNS ASK www.my##0.com
DNS ASK xi####.cpushpop.com
DNS ASK www.qq.com
'www.qq.com':0
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'MS_WebcheckMonitor' WindowName: ''
ClassName: 'MS_AutodialMonitor' WindowName: ''
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