Win32.HLLW.Autoruner1.36937
Added to the Dr.Web virus database:
2013-05-13
Virus description added:
2013-05-14
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cvjoot' = '%HOMEPATH%\cvjoot.exe /d'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cvjoot' = '%HOMEPATH%\cvjoot.exe /u'
Creates the following files on removable media:
- <Drive name for removable media>:\Sexy.exe
- <Drive name for removable media>:\Porn.exe
- <Drive name for removable media>:\Passwords.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\cvjoot.exe
- <Drive name for removable media>:\Secret.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
Creates and executes the following:
Modifies file system :
Creates the following files:
- %HOMEPATH%\Passwords.exe
- %HOMEPATH%\RCX3.tmp
- %HOMEPATH%\RCX4.tmp
- %HOMEPATH%\RCX6.tmp
- %HOMEPATH%\RCX5.tmp
- %HOMEPATH%\RCX2.tmp
- %HOMEPATH%\Secret.exe
- %HOMEPATH%\cvjoot.exe
- %HOMEPATH%\Sexy.exe
- %HOMEPATH%\Porn.exe
- %HOMEPATH%\RCX1.tmp
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\cvjoot.exe
- <Drive name for removable media>:\autorun.inf
- %HOMEPATH%\cvjoot.exe
Deletes the following files:
- %HOMEPATH%\Secret.exe
- %HOMEPATH%\Passwords.exe
- %HOMEPATH%\Sexy.exe
- %HOMEPATH%\Porn.exe
Moves the following files:
- from %HOMEPATH%\RCX4.tmp to %HOMEPATH%\Sexy.exe
- from %HOMEPATH%\RCX5.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX6.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX1.tmp to %HOMEPATH%\Sexy.exe
- from %HOMEPATH%\RCX2.tmp to %HOMEPATH%\Porn.exe
- from %HOMEPATH%\RCX3.tmp to %HOMEPATH%\Porn.exe
Network activity:
Connects to:
- 'ns#.##tetoday1.com':7005
- 'ns#.##tetoday1.org':7005
UDP:
- DNS ASK ns#.##tetoday1.com
- DNS ASK ns#.##tetoday1.org
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
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