Win32.Expiro.64
Added to the Dr.Web virus database:
2013-09-26
Virus description added:
2013-09-27
Technical Information
Malicious functions:
Modifies settings of Windows Internet Explorer:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '2103' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '2103' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '2103' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '2103' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2] '1609' = '00000000'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1] '2103' = '00000000'
Modifies file system :
Creates the following files:
- %PROGRAM_FILES%\FireFox\xpcshell.vir
- %PROGRAM_FILES%\FireFox\xpidl.vir
- %PROGRAM_FILES%\FireFox\shlibsign.vir
- %PROGRAM_FILES%\FireFox\updater.vir
- %PROGRAM_FILES%\FireFox\xpt_dump.vir
- %PROGRAM_FILES%\MSN\MSNCoreFiles\Install\MSN9Components\Digcore.vir
- %PROGRAM_FILES%\MSN\MSNCoreFiles\Install\MSN9Components\Msncli.vir
- %PROGRAM_FILES%\FireFox\xpt_link.vir
- %PROGRAM_FILES%\Messenger\msmsgs.vir
- %PROGRAM_FILES%\FireFox\plugin-container.vir
- %PROGRAM_FILES%\MSN\MSNCoreFiles\Install\msnsusii.vir
- C:\Far2\Far.vir
- <LS_APPDATA>\wsr17zt32.dll
- %PROGRAM_FILES%\Windows NT\hypertrm.vir
- %PROGRAM_FILES%\FireFox\crashreporter.vir
- %PROGRAM_FILES%\FireFox\mangle.vir
- %PROGRAM_FILES%\FireFox\nsinstall.vir
- %PROGRAM_FILES%\FireFox\firefox.vir
- %PROGRAM_FILES%\FireFox\js.vir
Deletes the following files:
- %PROGRAM_FILES%\FireFox\xpcshell.vir
- %PROGRAM_FILES%\FireFox\xpidl.vir
- %PROGRAM_FILES%\FireFox\shlibsign.vir
- %PROGRAM_FILES%\FireFox\updater.vir
- %PROGRAM_FILES%\FireFox\xpt_dump.vir
- %PROGRAM_FILES%\MSN\MSNCoreFiles\Install\MSN9Components\Digcore.vir
- %PROGRAM_FILES%\MSN\MSNCoreFiles\Install\MSN9Components\Msncli.vir
- %PROGRAM_FILES%\FireFox\xpt_link.vir
- %PROGRAM_FILES%\Messenger\msmsgs.vir
- C:\Far2\Far.vir
- %PROGRAM_FILES%\FireFox\crashreporter.vir
- %PROGRAM_FILES%\Windows NT\hypertrm.vir
- %PROGRAM_FILES%\MSN\MSNCoreFiles\Install\msnsusii.vir
- %PROGRAM_FILES%\FireFox\firefox.vir
- %PROGRAM_FILES%\FireFox\nsinstall.vir
- %PROGRAM_FILES%\FireFox\plugin-container.vir
- %PROGRAM_FILES%\FireFox\js.vir
- %PROGRAM_FILES%\FireFox\mangle.vir
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
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