如何手动清除winlogon.exe电脑病毒?
这只鸽子提示:中招后,贴日志求助的日子即将结束!做好系统基础安全防护是每个用户的当务之急。“基础安全防护”绝不仅仅是打几个补丁的问题。熟悉一两个性能好的安全软件的使用也是必要的。否则,中招后,你自己就着急吧!
这只鸽子的要害是c:windowswinlogon.dll。如果想办法禁止这个dll加载运行,鸽子的文件全部可见图1
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这只鸽子的要害是这个c:windowswinlogon.dll。
如果用SSM禁止c:windowswinlogon.dll加载运行,则这只鸽子的文件全部可见。
这是Movgear.exe中捆绑的一只灰鸽子(Movgear.exe样本来自安全12公里)。winlogon.exe的MD5值为:2de9f62c2b405e16cb66773747cf0f2d。
一、自Movgear.exe中提取winlogon.exe并将其植入系统后,autoruns、HijackThis、SREng日志中均无任何异常发现。
winlogon.exe释放的文件有:
1、c:windowswinlogon.exe
2、c:windowswinlogon.dll
3、c:windowswinlogonKey.dll
这两个dll插入IE浏览器进程。
即使不打开IE浏览器,IceSword的进程列表中依然可见iexplore.exe。
c:windowswinlogonKey.dll动态跟踪所有应用程序进程(一旦开启,立即插入。)
注意:即使显示隐藏文件,用WINDOWS的资源管理器也看不到灰鸽子释放的这三个文件。用IceSword才能看到。
二、注册表改动包括:
1、在HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServices
添加:winlogon.exe(指向c:windowswinlogon.exe)
2、在HKEY_USERS.DEFAULTSoftwareMicrosoftInternet ExplorerExtensionsCmdMapping
添加:
"{92780B25-18CC-41C8-B9BE-3C9C571A8263}"=dword:00002002
"{DEDEB80D-FA35-45d9-9460-4983E5A8AFE6}"=dword:00002002
"{FB5F1910-F110-11d2-BB9E-00C04F795683}"=dword:00002001
3、在HKEY_USERS.DEFAULTSoftwareMicrosoftInternet Connection Wizard
添加:"Completed"=hex:01,00,00,00
4、在HKEY_USERS.DEFAULTSoftwareMicrosoftInternet ExplorerToolbarWebBrowser
添加:
"ITBarLayout"=hex:11,00,00,00,5c,00,00,00,00,00,00,00,34,00,00,00,1f,00,00,00,56,
00,00,00,01,00,00,00,20,07,00,00,a0,0f,00,00,05,00,00,00,62,05,
00,00,26,00,00,00,02,00,00,00,21,07,00,00,a0,0f,00,00,04,00,00,
00,21,01,00,00,a0,0f,00,00,03,00,00,00,20,03,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00
"{01E04581-4EEE-11D0-BFE9-00AA005B4383}"=hex:81,45,e0,01,ee,4e,d0,11,bf,e9,00,aa,00,5b,43,83,10,00,00,00,00,
00,00,00,01,e0,32,f4,01,00,00,00
"{0E5CBF21-D15F-11D0-8301-00AA005B4383}"=hex:21,bf,5c,0e,5f,d1,d0,11,83,01,00,aa,00,5b,43,83,22,00,1c,00,08,
00,00,00,06,00,00,00,01,00,00,00,00,00,00,00,00,00,00,00,00,00,
00,00,4c,00,00,00,01,14,02,00,00,00,00,00,c0,00,00,00,00,00,00,
46,81,00,00,00,10,00,00,00,a0,8f,ff,ba,9d,d4,c6,01,00,9e,02,bb,
9d,d4,c6,01,a0,8f,ff,ba,9d,d4,c6,01,00,00,00,00,00,00,00,00,01,
00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,5d,01,14,00,1f,50,
e0,4f,d0,20,ea,3a,69,10,a2,d8,08,00,2b,30,30,9d,19,00,2f,43,3a,
5c,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,5c,
00,31,00,00,00,00,00,3a,31,09,3c,10,00,44,4f,43,55,4d,45,7e,31,
00,00,44,00,03,00,04,00,ef,be,3a,31,9c,36,2a,35,f7,29,14,00,00,
00,44,00,6f,00,63,00,75,00,6d,00,65,00,6e,00,74,00,73,00,20,00,
61,00,6e,00,64,00,20,00,53,00,65,00,74,00,74,00,69,00,6e,00,67,
00,73,00,00,00,18,00,4c,00,31,00,00,00,00,00,2a,35,cb,2e,16,00,
4e,45,54,57,4f,52,7e,31,00,00,34,00,03,00,04,00,ef,be,3a,31,11,
39,2a,35,cb,2e,14,00,00,00,4e,00,65,00,74,00,77,00,6f,00,72,00,
6b,00,53,00,65,00,72,00,76,00,69,00,63,00,65,00,00,00,18,00,56,
00,31,00,00,00,00,00,2a,35,cb,2e,11,00,46,41,56,4f,52,49,7e,31,
00,00,3e,00,03,00,04,00,ef,be,2a,35,cb,2e,2a,35,cb,2e,14,00,28,
00,46,00,61,00,76,00,6f,00,72,00,69,00,74,00,65,00,73,00,00,00,
40,73,68,65,6c,6c,33,32,2e,64,6c,6c,2c,2d,31,32,36,39,33,00,18,
00,30,00,35,00,00,00,00,00,2a,35,f1,2e,10,00,fe,94,a5,63,00,00,
1c,00,03,00,04,00,ef,be,2a,35,f1,2e,2a,35,f1,2e,14,00,00,00,fe,
94,a5,63,00,00,14,00,00,00,60,00,00,00,03,00,00,a0,58,00,00,00,
00,00,00,00,6c,69,6e,62,61,6f,68,65,00,00,00,00,00,00,00,00,1e,
8c,63,4d,34,72,b3,48,8a,de,83,67,8f,38,be,10,b1,a9,fd,89,90,40,
db,11,b2,29,00,d0,59,c0,b8,59,1e,8c,63,4d,34,72,b3,48,8a,de,83,
67,8f,38,be,10,b1,a9,fd,89,90,40,db,11,b2,29,00,d0,59,c0,b8,59,
00,00,00,00
5、在HKEY_USERS.DEFAULTSoftwareMicrosoftWindowsCurrentVersionExplorerCabinetState
添加:"Settings"=hex:0c,00,02,00,0a,01,ef,75,60,00,00,00
6、在HKEY_USERS.DEFAULTSoftwareMicrosoftWindowsCurrentVersionExtStats
添加:
{0055C089-8582-441B-A0BF-17B458C2A3A8}
{06849E9F-C8D7-4D59-B87D-784B7D6BE0B3}
{92780B25-18CC-41C8-B9BE-3C9C571A8263}
{AE7CD045-E861-484F-8273-0445EE161910}
{DEDEB80D-FA35-45D9-9460-4983E5A8AFE6}
{FB5F1910-F110-11D2-BB9E-00C04F795683}
7、在HKEY_USERS.DEFAULTSoftwareMicrosoftWindowsCurrentVersionExplorerMenuOrderFavorites链接
添加:"Order"=hex:08,00,00,00,02,00,00,00,0c,00,00,00,01,00,00,00,00,00,00,00
三、进行上述观察后,重启系统。
重启后,卡巴斯基报警(我的卡巴斯基为启动加载):发现灰鸽子。但卡巴斯基仅仅将c:windowswinlogon.dll删除;c:windowswinlogon.exe和c:windowswinlogonKey.dll卡巴斯基并不报毒。汗!!卡巴斯基越来越不争气了另外发现其winlogonKey.log文件。文件内容为:
#?>.?:4?74;
四、查杀流程:
1、打开注册表编辑器,展开HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServices
删除灰鸽子的服务项:winlogon.exe
2、重启系统。用IceSword找到并删除鸽子释放的那三个文件。
4、清理注册表(删除鸽子添加的注册表项)。
10月31日更新
查杀方法..
安全模式下操作.
删除文件
C:Downloads
C:WINDOWSsystem32AddrConfig.bin
C:WINDOWSsystem32oobedata
C:WINDOWSsystem32wbemddes
C:WINDOWSsystem32wbemkbd101ab.dll
C:WINDOWSsystem32wbemSysOption.bin
C:WINDOWSsystem32wbemwinlogon.exe
删除注册表
HKCRCLSID{881F6F06-4620-4070-AD05-BD77D4C56661}
HKCRInterface{468262B9-8400-4A49-B2E5-CE8550EB1347}
HKCRTypeLib{F63B08CD-3645-474F-8872-BA4293251FF9}1.0
HKCRVCFIWZDY32.VCFIWZDY
HKLMSYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicyStandardProfileAuthorizedApplicationsListC:WINDOWSSystem32WBEMwinlogon.exe
HKCUSoftwareMicrosoftMediaPlayerPlayerExtensions
重启回正常模式即可..
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