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У меня так же было (нормальный Win7, не сборка). Тоталом снял атрибут "Системный" и галочка стала нормальной (так будет с любым системным файлом).Похоже на зловреда.
и смотреть что он блокирует при запуске программ.Защита » Интерактивная защита » Выбирать действие автоматически
Активные подключения
Имя Локальный адрес Внешний адрес Состояние
TCP 127.0.0.1:49162 validation:49163 ESTABLISHED
TCP 127.0.0.1:49163 validation:49162 ESTABLISHED
TCP 127.0.0.1:49178 validation:49179 ESTABLISHED
TCP 127.0.0.1:49179 validation:49178 ESTABLISHED
TCP 172.16.42.77:22574 user021095:2332 TIME_WAIT
TCP 172.16.42.77:22574 user029011:49804 TIME_WAIT
TCP 172.16.42.77:22574 home:53397 TIME_WAIT
TCP 172.16.42.77:22574 home:53398 TIME_WAIT
TCP 172.16.42.77:22574 home:53400 TIME_WAIT
TCP 172.16.42.77:22574 home:53406 TIME_WAIT
TCP 172.16.42.77:22574 home:53407 TIME_WAIT
TCP 172.16.42.77:22574 home:53408 TIME_WAIT
TCP 172.16.42.77:22574 home:53409 TIME_WAIT
TCP 172.16.42.77:22574 home:53410 TIME_WAIT
TCP 172.16.42.77:22574 user061167:49276 TIME_WAIT
TCP 172.16.42.77:22574 user064022:49186 TIME_WAIT
TCP 172.16.42.77:22574 192.168.3.250:1341 SYN_RECEIVED
TCP 172.16.42.77:49223 bos-d036c-rdr2:https ESTABLISHED
TCP 172.16.42.77:49224 bos-m006b-sdr1:https ESTABLISHED
TCP 172.16.42.77:53175 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53176 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53177 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53178 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53179 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53180 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53184 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53185 sitecheck2:http TIME_WAIT
TCP 172.16.42.77:53190 crl:http TIME_WAIT
TCP 172.16.42.77:53205 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53240 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53241 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53242 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53243 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53244 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53245 mu-in-f139:http TIME_WAIT
TCP 172.16.42.77:53258 crl:http TIME_WAIT
TCP 172.16.42.77:53292 hb-in-f105:http TIME_WAIT
TCP 172.16.42.77:53305 a92-123-148-20:http TIME_WAIT
TCP 172.16.42.77:53306 a88-221-61-115:http TIME_WAIT
TCP 172.16.42.77:53361 mail:http ESTABLISHED
TCP 172.16.42.77:53362 user06501:57944 TIME_WAIT
TCP 172.16.42.77:53365 user019092:36386 TIME_WAIT
TCP 172.16.42.77:53367 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53372 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53373 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53374 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53375 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53377 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53385 user0209:http TIME_WAIT
TCP 172.16.42.77:53386 user0209:http TIME_WAIT
TCP 172.16.42.77:53387 user0209:http TIME_WAIT
TCP 172.16.42.77:53388 user0209:http TIME_WAIT
TCP 172.16.42.77:53389 user0209:http TIME_WAIT
TCP 172.16.42.77:53390 user0209:http TIME_WAIT
TCP 172.16.42.77:53391 user0209:http TIME_WAIT
TCP 172.16.42.77:53392 user0209:http TIME_WAIT
TCP 172.16.42.77:53393 user0209:http TIME_WAIT
TCP 172.16.42.77:53394 user0209:http TIME_WAIT
TCP 172.16.42.77:53395 user0209:http TIME_WAIT
TCP 172.16.42.77:53396 user0209:http TIME_WAIT
TCP 172.16.42.77:53402 user0209:http TIME_WAIT
TCP 172.16.42.77:53403 user0209:http TIME_WAIT
TCP 172.16.42.77:53404 user0209:http TIME_WAIT
TCP 172.16.42.77:53405 user0209:http TIME_WAIT
TCP 172.16.42.77:53413 user021095:47577 TIME_WAIT
TCP 172.16.42.77:53419 user019092:36386 TIME_WAIT
TCP 172.16.42.77:53421 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53422 172.17.80.198:35691 SYN_SENT
TCP 172.16.42.77:53424 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53426 192.168.100.101:http TIME_WAIT
TCP 172.16.42.77:53428 gw9:45086 SYN_SENT
Проверил. Сайты открываются.Проверь на доступность kaspersky.ru и virustotal.com