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Profile

Win32.HLLW.Autoruner.58539

Added to the Dr.Web virus database: 2011-09-10

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\Sys.exe
Malicious functions:
Creates and executes the following:
  • %APPDATA%\FirePassword.exe (downloaded from the Internet) 
  • %APPDATA%\file97.exe 
  • %APPDATA%\file33.exe 
Terminates or attempts to terminate
the following user processes:
  • bdagent.exe
  • zlclient.exe
  • AVP.EXE
  • outpost.exe
Modifies file system :
Creates the following files:
  • %APPDATA%\key4.db
  • %APPDATA%\softokn3.dll
  • %APPDATA%\plds4.dll
  • %APPDATA%\signons.sqlite
  • %APPDATA%\api-ms-win-core-console-l1-1-34.dll
  • C:\autorun.inf
  • C:\Sys.exe
  • %APPDATA%\api-ms-win-core-console-l1-1-33.dll
  • %APPDATA%\file97.exe
  • %APPDATA%\file33.exe
  • %APPDATA%\FirePassword.exe
  • %APPDATA%\plc4.dll
  • %APPDATA%\nss3.dll
  • %APPDATA%\nspr4.dll
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\Sys.exe
  • <Drive name for removable media>:\autorun.inf
  • C:\Sys.exe
  • C:\autorun.inf
Deletes the following files:
  • <Drive name for removable media>:\Sys.exe
  • <Drive name for removable media>:\autorun.inf
  • C:\Sys.exe
  • C:\autorun.inf
Network activity:
Connects to:
  • 'dr##og.com':80
TCP:
HTTP GET requests:
  • dr##og.com/files/plc4.dll
  • dr##og.com/files/plds4.dll
  • dr##og.com/files/softokn3.dll
  • dr##og.com/files/FirePassword.exe
  • dr##og.com/files/nspr4.dll
  • dr##og.com/files/nss3.dll
UDP:
  • DNS ASK dr##og.com
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: '' WindowName: 'Small Projects IsoBuster Pro *KeyGenerator*'