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Win32.HLLW.Autoruner.51861
Aggiunto al database dei virus Dr.Web:
2011-06-16
La descrizione è stata aggiunta:
2011-06-16
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /v'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /B'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /u'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /X'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /k'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /J'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /m'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /c'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /Y'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /S'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /f'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /o'
[<HKLM>\SYSTEM\ControlSet001\Control\Print\Providers\3791290600] 'Name' = '"%TEMP%\3.tmp"'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /Z'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /e'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /D'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /Q'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /L'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'wueayen' = '%HOMEPATH%\wueayen.exe /t'
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>:\mKu.ico
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\wueayen.exe
<Drive name for removable media>:\New Folder.lnk
<Drive name for removable media>:\wueayenx.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%\wueayen.exe
%HOMEPATH%\ustat2.exe
%HOMEPATH%\ti1qlErB9gyG2t8LE6.exe
%HOMEPATH%\ustat1.exe
"%TEMP%\bebcklqy.exe" (downloaded from the Internet)
"%TEMP%\apfnemre.exe" (downloaded from the Internet)
"%TEMP%\yjeqmxs.exe" (downloaded from the Internet)
"%TEMP%\ogqpmmg.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%\yjeqmxs.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\lmzdd[1].php
%TEMP%\apfnemre.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\uhhymdqu[1].php
%TEMP%\ogqpmmg.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\0D6B6PI5\scctgxkbb[1].php
%TEMP%\bebcklqy.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\nnrfjmqeh[1].php
%HOMEPATH%\ustat2.exe
%HOMEPATH%\ustat1.exe
%HOMEPATH%\ti1qlErB9gyG2t8LE6.exe
%HOMEPATH%\vmnat.exe
%WINDIR%\Temp\4.tmp
%HOMEPATH%\wueayen.exe
%TEMP%\2.tmp
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\wueayen.exe
<Drive name for removable media>:\wueayenx.exe
<Drive name for removable media>:\mKu.ico
%HOMEPATH%\wueayen.exe
<Drive name for removable media>:\autorun.inf
Deletes the following files:
%WINDIR%\Temp\4.tmp
<SYSTEM32>\svchost.exe
%HOMEPATH%\ti1qlErB9gyG2t8LE6.exe
%HOMEPATH%\ustat2.exe
%TEMP%\3.tmp
<DRIVERS>\etc\hosts
Network activity:
Connects to:
'aa###lic.com':80
'ap#.#ostip.info':80
'74.##5.232.51':80
TCP:
HTTP GET requests:
aa###lic.com/bdqqu/scctgxkbb.php?ad################################
aa###lic.com/bdqqu/uhhymdqu.php?ad################################
aa###lic.com/bdqqu/vvvmmddhvl.php?ad################################
aa###lic.com/bdqqu/ivjwneei.php?ad################################
ap#.#ostip.info/country.php
74.##5.232.51/
aa###lic.com/bdqqu/lmzdd.php?ad################################
aa###lic.com/bdqqu/nnrfjmqeh.php?ad################################
UDP:
DNS ASK aa###lic.com
DNS ASK ap#.#ostip.info
DNS ASK google.com
Miscellaneous:
Searches for the following windows:
ClassName: 'MS_AutodialMonitor' WindowName: ''
ClassName: 'MS_WebcheckMonitor' WindowName: ''
ClassName: 'Indicator' WindowName: ''
ClassName: '' WindowName: 'KJDjhhjkhgHJGdhgshgfjsf'
ClassName: '' WindowName: 'KJDJhkhgjfdhukgHGYjhyfgdhsgfds'
ClassName: '' WindowName: 'KJDjdfjhhHYDiufudishfgyusi'
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