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Win32.HLLW.Autoruner2.22737

Added to the Dr.Web virus database: 2015-12-18

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'MqtgSVC' = '%WINDIR%\mqtgsvc.exe /waitservice'
  • [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'load' = '%TEMP%\mstsc.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run] 'SessMgr' = '<LS_APPDATA>\sessmgr.exe /waitservice'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'Cisvc' = '%WINDIR%\System\cisvc.exe /waitservice'
Malicious functions:
Creates and executes the following:
  • '%TEMP%\mstsc.exe' /waitservice
Modifies file system :
Creates the following files:
  • %WINDIR%\mqtgsvc.exe
  • %TEMP%\mstsc.exe
  • <LS_APPDATA>\sessmgr.exe
  • %WINDIR%\system\cisvc.exe
Network activity:
Connects to:
  • 'www.ka###rus.com':80
TCP:
HTTP GET requests:
  • http://www.ka###rus.com/img/gt.cgi?s=#################
UDP:
  • DNS ASK www.ka###rus.com
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