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Win32.HLLW.Autoruner1.11429

Added to the Dr.Web virus database: 2012-02-01

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\76487-642-2544634.exe
Malicious functions:
Executes the following:
  • %WINDIR%\explorer.exe
Injects code into
the following system processes:
  • %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
  • %TEMP%\elsobak.bak
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\whoer[1]
Deletes the following files:
  • %TEMP%\elsobak.bak
Network activity:
Connects to:
  • 'localhost':1038
  • 'wh##r.net':80
  • '18#.#47.135.125':80
TCP:
HTTP GET requests:
  • wh##r.net/
  • wh##r.net/JZGZSG3fj643.php
  • 18#.#47.135.125/hvRty34bz/Bh32fZ43ZHf.php
UDP:
  • DNS ASK wh##r.net
  • '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
  • ClassName: '' WindowName: 'Program Manager'