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Win32.HLLW.Autohit.16514

Added to the Dr.Web virus database: 2017-08-22

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Update' = '%TEMP%\skyp\Microsoft Update.lnk'
Malicious functions:
Creates and executes the following:
  • '%TEMP%\RXXVVS.exe'
Modifies file system:
Creates the following files:
  • %TEMP%\RXXVVS.exe
  • %TEMP%\RXXVVS.cfg
  • %TEMP%\aut2.tmp
  • %TEMP%\aut1.tmp
  • %TEMP%\jjmmslm
Deletes the following files:
  • %TEMP%\aut2.tmp
  • %TEMP%\jjmmslm
  • %TEMP%\aut1.tmp
Network activity:
Connects to:
  • 'any':4444
UDP:
  • DNS ASK 81.#.#.10.in-addr.arpa
  • DNS ASK 82.#.#.10.in-addr.arpa
  • DNS ASK 84.#.#.10.in-addr.arpa
  • DNS ASK 79.#.#.10.in-addr.arpa
  • DNS ASK 78.#.#.10.in-addr.arpa
  • DNS ASK 80.#.#.10.in-addr.arpa
  • DNS ASK 83.#.#.10.in-addr.arpa
  • DNS ASK 88.#.#.10.in-addr.arpa
  • DNS ASK 89.#.#.10.in-addr.arpa
  • DNS ASK 91.#.#.10.in-addr.arpa
  • DNS ASK 85.#.#.10.in-addr.arpa
  • DNS ASK 86.#.#.10.in-addr.arpa
  • DNS ASK 87.#.#.10.in-addr.arpa
  • DNS ASK 69.#.#.10.in-addr.arpa
  • DNS ASK 70.#.#.10.in-addr.arpa
  • DNS ASK 67.#.#.10.in-addr.arpa
  • DNS ASK 65.#.#.10.in-addr.arpa
  • DNS ASK 68.#.#.10.in-addr.arpa
  • DNS ASK 66.#.#.10.in-addr.arpa
  • DNS ASK 72.#.#.10.in-addr.arpa
  • DNS ASK 74.#.#.10.in-addr.arpa
  • DNS ASK 73.#.#.10.in-addr.arpa
  • DNS ASK 77.#.#.10.in-addr.arpa
  • DNS ASK 71.#.#.10.in-addr.arpa
  • DNS ASK 75.#.#.10.in-addr.arpa
  • DNS ASK 76.#.#.10.in-addr.arpa
  • DNS ASK 16#.#.#.10.in-addr.arpa
  • DNS ASK 17#.#.#.10.in-addr.arpa
  • DNS ASK 18#.#.#.10.in-addr.arpa
  • DNS ASK 14#.#.#.10.in-addr.arpa
  • DNS ASK da###n.ddns.net
  • DNS ASK 15#.#.#.10.in-addr.arpa
  • DNS ASK 19#.#.#.10.in-addr.arpa
  • DNS ASK 23#.#.#.10.in-addr.arpa
  • DNS ASK 24#.#.#.10.in-addr.arpa
  • DNS ASK 25#.#.#.10.in-addr.arpa
  • DNS ASK 20#.#.#.10.in-addr.arpa
  • DNS ASK 21#.#.#.10.in-addr.arpa
  • DNS ASK 22#.#.#.10.in-addr.arpa
  • DNS ASK 94.#.#.10.in-addr.arpa
  • DNS ASK 95.#.#.10.in-addr.arpa
  • DNS ASK 96.#.#.10.in-addr.arpa
  • DNS ASK 90.#.#.10.in-addr.arpa
  • DNS ASK 92.#.#.10.in-addr.arpa
  • DNS ASK 93.#.#.10.in-addr.arpa
  • DNS ASK 97.#.#.10.in-addr.arpa
  • DNS ASK 11#.#.#.10.in-addr.arpa
  • DNS ASK 12#.#.#.10.in-addr.arpa
  • DNS ASK 13#.#.#.10.in-addr.arpa
  • DNS ASK 98.#.#.10.in-addr.arpa
  • DNS ASK 99.#.#.10.in-addr.arpa
  • DNS ASK 10#.#.#.10.in-addr.arpa
  • DNS ASK 64.#.#.10.in-addr.arpa
  • DNS ASK 15.#.#.10.in-addr.arpa
  • DNS ASK 49.#.#.10.in-addr.arpa
  • DNS ASK 25.#.#.10.in-addr.arpa
  • DNS ASK 46.#.#.10.in-addr.arpa
  • DNS ASK 22.#.#.10.in-addr.arpa
  • DNS ASK 21.#.#.10.in-addr.arpa
  • DNS ASK 51.#.#.10.in-addr.arpa
  • DNS ASK 23.#.#.10.in-addr.arpa
  • DNS ASK 55.#.#.10.in-addr.arpa
  • DNS ASK 1.#.#.#0.in-addr.arpa
  • DNS ASK 52.#.#.10.in-addr.arpa
  • DNS ASK 53.#.#.10.in-addr.arpa
  • DNS ASK 54.#.#.10.in-addr.arpa
  • DNS ASK 4.#.#.#0.in-addr.arpa
  • DNS ASK 3.#.#.#0.in-addr.arpa
  • DNS ASK 14.#.#.10.in-addr.arpa
  • DNS ASK 12.#.#.10.in-addr.arpa
  • DNS ASK 9.#.#.#0.in-addr.arpa
  • DNS ASK 6.#.#.#0.in-addr.arpa
  • DNS ASK 33.#.#.10.in-addr.arpa
  • DNS ASK 47.#.#.10.in-addr.arpa
  • DNS ASK 10.#.#.10.in-addr.arpa
  • DNS ASK 19.#.#.10.in-addr.arpa
  • DNS ASK 18.#.#.10.in-addr.arpa
  • DNS ASK 20.#.#.10.in-addr.arpa
  • DNS ASK 28.#.#.10.in-addr.arpa
  • DNS ASK 35.#.#.10.in-addr.arpa
  • DNS ASK 41.#.#.10.in-addr.arpa
  • DNS ASK 38.#.#.10.in-addr.arpa
  • DNS ASK 24.#.#.10.in-addr.arpa
  • DNS ASK 36.#.#.10.in-addr.arpa
  • DNS ASK 60.#.#.10.in-addr.arpa
  • DNS ASK 13.#.#.10.in-addr.arpa
  • DNS ASK 44.#.#.10.in-addr.arpa
  • DNS ASK 62.#.#.10.in-addr.arpa
  • DNS ASK 63.#.#.10.in-addr.arpa
  • DNS ASK 45.#.#.10.in-addr.arpa
  • DNS ASK 42.#.#.10.in-addr.arpa
  • DNS ASK 61.#.#.10.in-addr.arpa
  • DNS ASK 43.#.#.10.in-addr.arpa
  • DNS ASK 26.#.#.10.in-addr.arpa
  • DNS ASK 57.#.#.10.in-addr.arpa
  • DNS ASK 29.#.#.10.in-addr.arpa
  • DNS ASK 34.#.#.10.in-addr.arpa
  • DNS ASK 56.#.#.10.in-addr.arpa
  • DNS ASK 58.#.#.10.in-addr.arpa
  • DNS ASK 32.#.#.10.in-addr.arpa
  • DNS ASK 37.#.#.10.in-addr.arpa
  • DNS ASK 59.#.#.10.in-addr.arpa
  • DNS ASK 30.#.#.10.in-addr.arpa
  • DNS ASK 11.#.#.10.in-addr.arpa
  • DNS ASK 39.#.#.10.in-addr.arpa
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''