Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Internet Explorer' = '%PROGRAM_FILES%\Internet Explorer\iexplore.exe'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Windows Task Manager (Taskmgr)
- Registry Editor (RegEdit)
Creates and executes the following:
- %TEMP%\CrossFire_Full.exe
Terminates or attempts to terminate
the following user processes:
- chrome.exe
- firefox.exe
- iexplore.exe
Modifies settings of Windows Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
Sets a new unauthorized home page for Windows Internet Explorer.
Modifies file system :
Creates the following files:
- %TEMP%\$inst\temp_0.tmp
- %TEMP%\CrossFire_Full.exe
- %TEMP%\$inst\5.tmp
- %TEMP%\$inst\2.tmp
- %TEMP%\$inst\4.tmp
Deletes the following files:
- %TEMP%\$inst\4.tmp
- %TEMP%\$inst\5.tmp
- %TEMP%\$inst\temp_0.tmp
- %TEMP%\$inst\2.tmp
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
