JavaScript support is required for our site to be fully operational in your browser.
Win32.HLLO.Blop.155
Added to the Dr.Web virus database:
2011-09-18
Virus description added:
2011-09-18
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
%ALLUSERSPROFILE%\Start Menu\Programs\Startup\DW20.EXE.pif
Creates the following services:
[<HKLM>\SYSTEM\ControlSet001\Services\G2WNAFZMCL] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
%PROGRAM_FILES%\JB3XXB15D0.exe rb <Full path to virus>
Executes the following:
<SYSTEM32>\regsvr32.exe /s jscript.dll
<SYSTEM32>\regsvr32.exe /u /s vbscript.dll
<SYSTEM32>\reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v Play_Animations /t REG_SZ /d no /F
<SYSTEM32>\reg.exe ADD "HKCU\Software\Microsoft\Internet Explorer\Main" /v Play_Background_Sounds /t REG_SZ /d no /F
<SYSTEM32>\regsvr32.exe /u /s scrrun.dll
<SYSTEM32>\sc.exe create CNTG1URE9NBinPath= "%PROGRAM_FILES%\7F5EE\4BA24.exe -start" type= own type= interact start= auto DisplayName= XI5XY3OJVQZ7
<SYSTEM32>\cmd.exe /c "%PROGRAM_FILES%\6TUFOZC6BZ.bat"
<SYSTEM32>\regsvr32.exe /u /s itss.dll
<SYSTEM32>\regsvr32.exe /u /s shimgvw.dll
Modifies file system :
Creates the following files:
%PROGRAM_FILES%\FireFox\uninstall\helper.exe.com
%PROGRAM_FILES%\FireFox\updater.exe.com
%TEMP%\RGI1.tmp
%PROGRAM_FILES%\FireFox\nsinstall.exe.com
%PROGRAM_FILES%\FireFox\plugin-container.exe.com
%PROGRAM_FILES%\FireFox\shlibsign.exe.com
%PROGRAM_FILES%\Internet Explorer\Connection Wizard\icwconn1.exe.com
%PROGRAM_FILES%\Internet Explorer\iedw.exe.com
%PROGRAM_FILES%\JB3XXB15D0.exe.com
%PROGRAM_FILES%\FireFox\xpcshell.exe.com
%PROGRAM_FILES%\FireFox\xpidl.exe.com
%PROGRAM_FILES%\FireFox\xpt_dump.exe.com
%PROGRAM_FILES%\FireFox\mangle.exe.com
%PROGRAM_FILES%\7F5EE\4BA24.exe.com
%WINDIR%\YD4XV3158.exe
%CommonProgramFiles%\Microsoft Shared\DW\DW20.EXE.com
%PROGRAM_FILES%\JB3XXB15D0.exe
%PROGRAM_FILES%\7F5EE\4BA24.exe
%PROGRAM_FILES%\6TUFOZC6BZ.bat
%PROGRAM_FILES%\FireFox\crashreporter.exe.com
%PROGRAM_FILES%\FireFox\firefox.exe.com
%PROGRAM_FILES%\FireFox\js.exe.com
%CommonProgramFiles%\Microsoft Shared\DW\DWTRIG20.EXE.com
%CommonProgramFiles%\Microsoft Shared\MSInfo\msinfo32.exe.com
%CommonProgramFiles%\Microsoft Shared\Speech\sapisvr.exe.com
Sets the 'hidden' attribute to the following files:
Deletes the following files:
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'RCCJJNBQBQQXHK' WindowName: 'dxijnpnzlphaiu'
Download Dr.Web for Android
Free three-month trial
All protection features available
Renew your trial license in AppGallery/on Google Pay
By continuing to use this website, you are consenting to Doctor Web’s use of cookies and other technologies related to the collection of visitor statistics. Learn more
OK