Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '735893023' = '<LS_APPDATA>\evl.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ctfmon.exe' = '<SYSTEM32>\ctfmon.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'EnableFirewall' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'DisableNotifications' = '00000001'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DisableNotifications' = '00000001'
To complicate detection of its presence in the operating system,
blocks the following features:
- Windows Security Center
Creates and executes the following:
- <LS_APPDATA>\evl.exe -gav <Full path to virus>
- <LS_APPDATA>\wxyg.exe
Executes the following:
- %WINDIR%\explorer.exe
Terminates or attempts to terminate
the following system processes:
- %WINDIR%\Explorer.EXE
the following user processes:
- chrome.exe
- opera.exe
- iexplore.exe
- firefox.exe
Modifies file system :
Creates the following files:
- %ALLUSERSPROFILE%\Application Data\051b0a6bbi5ye142uwa5w03m8c30
- <LS_APPDATA>\051b0a6bbi5ye142uwa5w03m8c30
- %HOMEPATH%\Templates\051b0a6bbi5ye142uwa5w03m8c30
- %TEMP%\051b0a6bbi5ye142uwa5w03m8c30
- <LS_APPDATA>\wxyg.exe
- <LS_APPDATA>\evl.exe
- %TEMP%\61b445e1
- <LS_APPDATA>\27k0v.dll
Deletes the following files:
- <LS_APPDATA>\wxyg.exe
Deletes itself.
Network activity:
UDP:
- DNS ASK yp###zaba.com
- DNS ASK ut###bolype.com
- DNS ASK zi###ilyxu.com
- DNS ASK va####hezoqe.com
- DNS ASK yg###guxake.com
- DNS ASK pu####xasuhu.com
- DNS ASK zi###elywa.com
- DNS ASK ve###aceke.com
- DNS ASK ru###yril.com
- DNS ASK pa####wuseleri.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Proxy Desktop' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
