Win32.HLLO.Blop.168
Added to the Dr.Web virus database:
2015-07-20
Virus description added:
2015-07-20
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\helper.exe.pif
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\H0WB807GH] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- '%PROGRAM_FILES%\DSWULJX.exe' rb
- '%PROGRAM_FILES%\DSWULJX.exe' <Full path to virus>
Executes the following:
- '<SYSTEM32>\regsvr32.exe' /u /s itss.dll
- '<SYSTEM32>\regsvr32.exe' /u /s scrrun.dll
- '<SYSTEM32>\regsvr32.exe' /u /s vbscript.dll
- '<SYSTEM32>\cmd.exe' /c "%PROGRAM_FILES%\OJQ6SXXUOHF.bat"
- '<SYSTEM32>\sc.exe' create JJK1ZMI5LDVBinPath= "%PROGRAM_FILES%\H1XEJ5\7994GOV.exe -start" type= own type= interact start= auto DisplayName= CUXZ6
- '<SYSTEM32>\regsvr32.exe' /u /s shimgvw.dll
Modifies file system :
Creates the following files:
- %WINDIR%\9ZXJSDW.exe
- %TEMP%\RGI1.tmp
- %PROGRAM_FILES%\OJQ6SXXUOHF.bat
- %PROGRAM_FILES%\DSWULJX.exe
- %PROGRAM_FILES%\H1XEJ5\7994GOV.exe
Sets the 'hidden' attribute to the following files:
Deletes the following files:
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'CYBCEZLEWACAF' WindowName: 'nlgcqjxngykey'
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