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Profile

Win32.HLLO.Blop.168

Added to the Dr.Web virus database: 2015-07-20

Virus description added:

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:
  • <Full path to virus>
Deletes the following files:
  • %TEMP%\RGI1.tmp
Network activity:
Connects to:
  • '58.#9.58.27':443
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'CYBCEZLEWACAF' WindowName: 'nlgcqjxngykey'