Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mmc.exe] 'debugger' = 'notepad'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe] 'debugger' = 'notepad'
- [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'run' = '%TEMP%\RemoteINF.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,<SYSTEM32>\DSFrankie.EXE'
- [<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'load' = '%TEMP%\RemoteINF.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe] 'debugger' = 'notepad'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfection' = '%TEMP%\RemoteINF.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfection' = '<SYSTEM32>\DSFrankie.EXE'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe <SYSTEM32>\DSFrankie.EXE'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfectionBU' = '%HOMEPATH%\Templates\frankie\remoteinf.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'RemoteInfectionBU' = '%HOMEPATH%\Templates\frankie\remoteinf.exe'
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\RemoteINF.exe
- %HOMEPATH%\Start Menu\Programs\Startup\RemoteINF.exe
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\<Virus name>.exe
- %HOMEPATH%\Start Menu\Programs\Startup\<Virus name>.exe
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\files\RECOM.ini
- <Drive name for removable media>:\RemoteINF.exe
- <Drive name for removable media>:\files\desktop.ini
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
blocks execution of the following system utilities:
- Windows Task Manager (Taskmgr)
- Registry Editor (RegEdit)
Creates and executes the following:
- %TEMP%\RemoteINF.exe
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NofolderOptions' = '00000001'
Modifies file system :
Creates the following files:
- C:\autorun.inf
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\recmd[1].ini
- C:\RemoteINF.exe
- C:\files\desktop.ini
- %TEMP%\RemoteCommand.ini
- %HOMEPATH%\Templates\frankie\files\RECOM.ini
- C:\files\RECOM.ini
- %TEMP%\files\RECOM.ini
- %HOMEPATH%\Templates\frankie\RemoteINF.exe
- %HOMEPATH%\Templates\frankie\desktop.ini
- <SYSTEM32>\DSFrankie.EXE
- %TEMP%\RemoteINF.exe
- %TEMP%\aut1.tmp
- %TEMP%\srrbygb
- %TEMP%\files\desktop.ini
- %TEMP%\scr\RemoteINF.exe
- %HOMEPATH%\Templates\frankie\files\desktop.ini
- %TEMP%\aut2.tmp
- %TEMP%\tolzyrb
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\RemoteINF.exe
- C:\autorun.inf
- %HOMEPATH%\Templates\frankie\RemoteINF.exe
- <Drive name for removable media>:\autorun.inf
- C:\RemoteINF.exe
- %TEMP%\RemoteINF.exe
- <SYSTEM32>\DSFrankie.EXE
- %HOMEPATH%\Start Menu\Programs\Startup\RemoteINF.exe
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\RemoteINF.exe
Deletes the following files:
- %TEMP%\tolzyrb
- %TEMP%\scr\RemoteINF.exe
- %TEMP%\aut2.tmp
- %TEMP%\aut1.tmp
- %TEMP%\srrbygb
Network activity:
Connects to:
- 'ne#####m.isa-geek.org':80
TCP:
HTTP GET requests:
- ne#####m.isa-geek.org/Files/recmd.ini
UDP:
- DNS ASK ne#####m.isa-geek.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
