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Profil

Win32.HLLW.Autoruner1.61872

Added to the Dr.Web virus database: 2013-11-28

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'rgservs' = '%APPDATA%\sound.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'rgservs' = '%APPDATA%\sound.exe'
Creates the following files on removable media:
  • <Drive name for removable media>:\Facebook.lnk
  • <Drive name for removable media>:\Hello.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
Creates and executes the following:
  • '%APPDATA%\sound.exe'
Executes the following:
  • '<SYSTEM32>\wscript.exe' "C:\temp.vbs"
Modifies file system :
Creates the following files:
  • C:\temp.vbs
  • %APPDATA%\sound.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\Hello.exe
  • %APPDATA%\sound.exe
Deletes the following files:
  • <Drive name for removable media>:\Hello.exe
  • C:\temp.vbs
Network activity:
Connects to:
  • 'ha######basrah.no-ip.biz':6667
UDP:
  • DNS ASK ha######basrah.no-ip.biz
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'