防范蠕虫式勒索软件病毒***的安全预警通告
文章摘要:
?
? ? 1、病毒爆發(fā)
? ? 2、漏洞參考
? ? 3、重點(diǎn):防范措施
? ? ? ?3.1 一般防范措施
? ? ? ?3.2 Win7/8/10 的命令行防護(hù)
? ? ? ?3.3 針對(duì)XP/2003系統(tǒng)的命令行防護(hù)
? ? ? ?3.4 徹底解決辦法
?
?
1.病毒爆發(fā)
?
5月12日全球爆發(fā)勒索軟件***潮,根據(jù)此次***軟件的傳播和危害方式,我們稱之為蠕蟲(chóng)式勒索軟件病毒。
2017年4月***組織Shadow Brokers利用從美國(guó)國(guó)家安全局(NSA)泄露的多個(gè)Windows***工具并公布到互聯(lián)網(wǎng)上,此輪***正是利用其中名為“永恒之藍(lán)(EternalBlue)”的***工具發(fā)起的。被***電腦被鎖定,文件被加密,***者要求受害者付錢才能通過(guò)***者提供的秘鑰恢復(fù)訪問(wèn)。
研究發(fā)現(xiàn),目前發(fā)現(xiàn)的蠕蟲(chóng)會(huì)掃描開(kāi)放445文件共享端口的Windows機(jī)器,用戶的主機(jī)只要連接到互聯(lián)網(wǎng),病毒會(huì)自動(dòng)在有漏洞的電腦和服務(wù)器中植入執(zhí)行勒索程序、遠(yuǎn)程控制***、虛擬貨幣挖礦機(jī)等惡意程序。
該由NSA泄露工具所引發(fā)的蠕蟲(chóng)***事件已經(jīng)造成非常嚴(yán)重的現(xiàn)實(shí)危害,無(wú)論個(gè)人還是企業(yè)內(nèi)網(wǎng)也已經(jīng)面臨此類威脅。
本次蠕蟲(chóng)病毒的爆發(fā)是利用了微軟操作系統(tǒng)的MS17-010漏洞,CVE:CVE-2017-0144。
?
2.漏洞參考
?
關(guān)于漏洞MS17-010的說(shuō)明,請(qǐng)參見(jiàn):
https://support.microsoft.com/zh-cn/help/4012598/title
?
3.?防范措施
?
3.1 一般防范措施
1、備份重要文件
2、打開(kāi)系統(tǒng)自動(dòng)更新,并檢測(cè)更新進(jìn)行安裝
3、開(kāi)啟系統(tǒng)防火墻,利用系統(tǒng)防火墻高級(jí)設(shè)置阻止向 445 端口進(jìn)行連接(該操作會(huì)影響使用445 端口的服務(wù))
?
3.2?Win7/8/10的命令行防護(hù)
1、以管理員權(quán)限運(yùn)行cmd命令行:
?
?
2、復(fù)制下面兩條命令,每次一條,拷貝到命令行窗口:
netsh firewall set opmode enable
netsh advfirewall firewall add rule name="Deny445" dir=in protocol=tcp localport=445?action=block
以上命令在win7/8/10 ,server 2008 經(jīng)過(guò)測(cè)試。
?
3.3?針對(duì)XP/2003系統(tǒng)的命令行防護(hù)
1、以管理員登錄并運(yùn)行cmd命令行
2、復(fù)制下面的四條命令,每次一條,拷貝到命令行窗口:
netsh firewall set opmode enable
net stop rdr
net stop srv
net stop netbt
操作如下圖(要回答Y):
?
3.4?徹底解決辦法
微軟官方補(bǔ)丁地址:
https://support.microsoft.com/zh-cn/help/4012598/title(優(yōu)先在線更新,如暫停支持請(qǐng)與支持列表中手動(dòng)下載更新)
重要:先確認(rèn)已經(jīng)關(guān)閉445端口,再在線更新!(手動(dòng)更新請(qǐng)與安全網(wǎng)絡(luò)環(huán)境下下載更新包,主機(jī)斷網(wǎng)后執(zhí)行更新補(bǔ)丁)
?
其它重要補(bǔ)丁鏈接:
2017年5月13日微軟為已停止服務(wù)的XP和部分服務(wù)器版操作系統(tǒng)發(fā)布了特別補(bǔ)丁,下載地址如下:
winxp特別補(bǔ)丁KB4012598
winxp332位?SecurityUpdate for Windows XP SP3 (KB4012598)鏈接:
http://download.windowsupdate.com/d/csa/csa/secu/2017/02/windowsxp-kb4012598-x86-custom-chs_dca9b5adddad778cfd4b7349ff54b51677f36775.exe
winxp264位?SecurityUpdate for Windows XP SP2 for x64-based Systems (KB4012598)鏈接:
http://download.windowsupdate.com/d/csa/csa/secu/2017/02/windowsserver2003-kb4012598-x64-custom-enu_f24d8723f246145524b9030e4752c96430981211.exe
?
win2003特別補(bǔ)丁KB4012598
2003SP232位?SecurityUpdate for Windows Server 2003 (KB4012598)鏈接:
http://download.windowsupdate.com/c/csa/csa/secu/2017/02/windowsserver2003-kb4012598-x86-custom-chs_b45d2d8c83583053d37b20edf5f041ecede54b80.exe
2003SP264位?SecurityUpdate for Windows Server 2003 for x64-based Systems (KB4012598)鏈接:
http://download.windowsupdate.com/c/csa/csa/secu/2017/02/windowsserver2003-kb4012598-x64-custom-chs_68a2895db36e911af59c2ee133baee8de11316b9.exe
?
win2008R2補(bǔ)丁?KB4012212、KB4012215
March,2017 Security Only Quality Update for Windows Server 2008 R2 for x64-basedSystems (KB4012212)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/02/windows6.1-kb4012212-x64_2decefaa02e2058dcd965702509a992d8c4e92b3.msu
March,2017 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-basedSystems (KB4012215)鏈接:
http://download.windowsupdate.com/c/msdownload/update/software/secu/2017/03/windows6.1-kb4012215-x64_a777b8c251dcd8378ecdafa81aefbe7f9009c72b.msu
?
win7補(bǔ)丁?KB4012212、KB4012215
win7 32位
March,2017 Security Only Quality Update for Windows 7 (KB4012212)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/02/windows6.1-kb4012212-x86_6bb04d3971bb58ae4bac44219e7169812914df3f.msu
March,2017 Security Monthly Quality Rollup for Windows 7 (KB4012215)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/03/windows6.1-kb4012215-x86_e5918381cef63f171a74418f12143dabe5561a66.msu
win7 64位
March,2017 Security Only Quality Update for Windows 7 for x64-based Systems(KB4012212)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/02/windows6.1-kb4012212-x64_2decefaa02e2058dcd965702509a992d8c4e92b3.msu
March,2017 Security Monthly Quality Rollup for Windows 7 for x64-based Systems(KB4012215)鏈接:
http://download.windowsupdate.com/c/msdownload/update/software/secu/2017/03/windows6.1-kb4012215-x64_a777b8c251dcd8378ecdafa81aefbe7f9009c72b.msu
?
win10 1607補(bǔ)丁?KB4013429
win10 1607 32位
CumulativeUpdate for Windows 10 Version 1607 (KB4013429)鏈接:
http://download.windowsupdate.com/c/msdownload/update/software/secu/2017/03/windows10.0-kb4013429-x86_8b376e3d0bff862d803404902c4191587afbf065.msu
win10 1607 64位
CumulativeUpdate for Windows 10 Version 1607 for x64-based Systems (KB4013429)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/03/windows10.0-kb4013429-x64_ddc8596f88577ab739cade1d365956a74598e710.msu
?
win2012R2補(bǔ)丁?KB4012213、KB4012216
March,2017 Security Only Quality Update for Windows Server 2012 R2 (KB4012213)鏈接:
http://download.windowsupdate.com/c/msdownload/update/software/secu/2017/02/windows8.1-kb4012213-x64_5b24b9ca5a123a844ed793e0f2be974148520349.msu
March,2017 Security Monthly Quality Rollup for Windows Server 2012 R2 (KB4012216)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/03/windows8.1-kb4012216-x64_cd5e0a62e602176f0078778548796e2d47cfa15b.msu
?
win2016補(bǔ)丁?KB4013429
CumulativeUpdate for Windows Server 2016 for x64-based Systems (KB4013429)鏈接:
http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/03/windows10.0-kb4013429-x64_ddc8596f88577ab739cade1d365956a74598e710.msu
?
更多版本的補(bǔ)丁見(jiàn):https://technet.microsoft.com/zh-cn/library/security/MS17-010
?
本文由北京三思網(wǎng)安科技有限公司網(wǎng)絡(luò)信息安全專家團(tuán)隊(duì)創(chuàng)作,轉(zhuǎn)載或引用請(qǐng)注明出處!
轉(zhuǎn)載于:https://blog.51cto.com/12308834/1925755
總結(jié)
以上是生活随笔為你收集整理的防范蠕虫式勒索软件病毒***的安全预警通告的全部?jī)?nèi)容,希望文章能夠幫你解決所遇到的問(wèn)題。
- 上一篇: java jsonproperty_将多
- 下一篇: 全栈工程师指南