Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'msgsmgr' = '<SYSTEM32>\nbtsdump.exe'
Malicious functions:
Executes the following:
- '<SYSTEM32>\attrib.exe' -r -s -h "<Full path to file>"
- '<SYSTEM32>\rundll32.exe' fldrclnr.dll,Wizard_RunDLL
- '%WINDIR%\explorer.exe'
- '<SYSTEM32>\cmd.exe' /c ""<Current directory>\140187.bat" "<Full path to file>""
Injects code into
the following system processes:
- <SYSTEM32>\rundll32.exe
the following user processes:
- safari.exe
- ICQ.exe
- skype.exe
- opera.exe
- chrome.exe
- firefox.exe
- iexplore.exe
Terminates or attempts to terminate
the following system processes:
- %WINDIR%\Explorer.EXE
Modifies file system:
Creates the following files:
- <Current directory>\140187.bat
- <SYSTEM32>\nbtsdump.exe
Miscellaneous:
Searches for the following windows:
- ClassName: 'OleMainThreadWndClass' WindowName: ''
- ClassName: 'SystemTray_Main' WindowName: ''
- ClassName: 'CSCHiddenWindow' WindowName: ''
- ClassName: 'Proxy Desktop' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'BaseBar' WindowName: 'ChanApp'
