Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'talk' = '%WINDIR%\Tempt\talk.bat'
Creates or modifies the following files:
- %WINDIR%\Tasks\At8.job
- %WINDIR%\Tasks\At7.job
- %WINDIR%\Tasks\At9.job
- %WINDIR%\Tasks\At11.job
- %WINDIR%\Tasks\At10.job
- %WINDIR%\Tasks\At6.job
- %WINDIR%\Tasks\At2.job
- %WINDIR%\Tasks\At1.job
- %WINDIR%\Tasks\At3.job
- %WINDIR%\Tasks\At5.job
- %WINDIR%\Tasks\At4.job
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
blocks execution of the following system utilities:
- Windows Task Manager (Taskmgr)
- Registry Editor (RegEdit)
blocks the following features:
- System Restore (SR)
Executes the following:
- <SYSTEM32>\at.exe 17:00 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 16:30 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 14:30 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 18:30 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\logonui.exe /status /shutdown
- <SYSTEM32>\net1.exe user Mr.Osama 1254 /add
- <SYSTEM32>\at.exe 19:00 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 9:00 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 8:30 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe /delete /yes
- <SYSTEM32>\at.exe 10:30 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 13:00 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 12:30 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
- <SYSTEM32>\at.exe 11:00 /every:M,T,W,TH,F,S,SU %WINDIR%\Cache\SkypeUltraSetup.exe
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFind' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoShellSearchButton' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoRun' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoTrayItemsDisplay' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoTrayContextMenu' = '00000001'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer] 'NoViewContextMenu' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoViewContextMenu' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoControlPanel' = '00000001'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer] 'NoControlPanel' = '00000001'
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Internet Explorer\Main] 'Window Title' = 'Osama Owns You'
Sets a new unauthorized home page for Windows Internet Explorer.
Attempts to shut down the Windows operating system.
Modifies file system :
Creates the following files:
- %WINDIR%\Tempt\talk.bat
- C:\autorun.inf
- C:\Invitation.txt
- %TEMP%\aut1.tmp
- %ALLUSERSPROFILE%\Desktop\osama.jpg
Sets the 'hidden' attribute to the following files:
- C:\autorun.inf
- %WINDIR%\Tempt\talk.bat
Deletes the following files:
- %TEMP%\aut1.tmp
Miscellaneous:
Searches for the following windows:
- ClassName: 'StatusWindowClass' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''