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Win32.HLLW.Siggen.5581

Added to the Dr.Web virus database: 2014-06-09

Virus description added:

Technical Information

Malicious functions:
Executes the following:
  • '<SYSTEM32>\rundll32.exe' dfdts.dll,DfdGetDefaultPolicyAndSMART
Modifies file system :
Creates the following files:
  • %WINDIR%\SR.bat
  • <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\YF7T7AK2\bootfix[1].bat
  • %WINDIR%\Help\Halp.exe
  • <LS_APPDATA>\Microsoft\Windows\Temporary Internet Files\Content.IE5\6P5SDOMI\SR[1].bat
Network activity:
Connects to:
  • 'ft##.ucoz.hu':80
  • 'localhost':58786
TCP:
HTTP GET requests:
  • ft##.ucoz.hu/bootfix.bat
  • ft##.ucoz.hu/SR.bat
UDP:
  • DNS ASK ft##.ucoz.hu