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Win32.HLLW.Autoruner2.24581

Added to the Dr.Web virus database: 2016-06-29

Virus description added:

Technical Information

Malicious functions:
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
  • Windows Update
  • Windows Security Center
blocks the following features:
  • System Restore (SR)
  • User Account Control (UAC)
Executes the following:
  • '<SYSTEM32>\sc.exe' delete wscsvc
  • '<SYSTEM32>\sc.exe' delete wuauserv
  • '<SYSTEM32>\sc.exe' delete MsMpSvc
  • '<SYSTEM32>\msiexec.exe' /X /passive /quiet /norestart
  • '<SYSTEM32>\sc.exe' delete WinDefend
  • '<SYSTEM32>\msiexec.exe' /V
Searches for windows to
detect analytical utilities:
  • ClassName: 'PROCMON_WINDOW_CLASS' WindowName: ''
  • ClassName: 'RegMonClass' WindowName: ''
  • ClassName: 'FileMonClass' WindowName: ''