Win32.Rukap.gen

文件名称:directx.exe
文件大小:58880字节
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AV命名:Backdoor.Win32.Rukap.gen(卡吧斯基)
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感染平台:MS-DOS executable (EXE), OS/2 or MS Windows(9X以上系统) 字串5
加壳方式:UPX 0.89.6 - 1.02 / 1.05 - 1.24
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编写语言:Microsoft Visual C++ 6.0 字串6
病毒类型:Backdoor.Win32 字串6
文件MD5:4f381a8be1b3f72613ffc408ffbe849f 字串5
危害等级:☆ 字串3
传播方式:网.页漏洞 字串8
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行为分析:
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1、释放病毒文件: 字串4
%systemroot%oolsexplorer.exe 126976 字节
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%systemroot%syste.m32directx.exe 58880 字节
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2、注册为系统服务(DirectSupk),实现服务方式启动:
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[HKEY_LOCAL_MACHINESYSTEMCurrentControlSet
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ServicesDirectSupk]
"Type"=dword:00000010
"Start"=dword:00000002
"ErrorControl"=dword:00000000
"ImagePath"=hex(2):43,00,3a,00,5c,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,
00,67,00,73,00,5c,00,61,00,64,00,6d,00,69,00,6e,00,5c,00,4c,68,62,97,5c,00,
64,00,69,00,72,00,65,00,63,00,74,00,78,00,2e,00,65,00,78,00,65,00,00,00
"DisplayName"="DirectX Service"
"ObjectName"="LocalSystem"
"Description"="Improve the performance of games and multimedia programs"
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[HKEY_LOCAL_MACHINESYSTEMCurrentControlSet 字串3
ServicesDirectSupkSecurity]
"Security"=hex:01,00,14,80,a0,00,00,00,ac,00,00,00,14,00,00,00,30,00,00,00,02,
00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,
00,00,02,00,70,00,04,00,00,00,00,00,18,00,fd,01,02,00,01,01,00,00,00,00,00,
05,12,00,00,00,6d,00,61,00,00,00,1c,00,ff,01,0f,00,01,02,00,00,00,00,00,05,
20,00,00,00,20,02,00,00,75,00,64,00,00,00,18,00,8d,01,02,00,01,01,00,00,00,
00,00,05,0b,00,00,00,20,02,00,00,00,00,1c,00,fd,01,02,00,01,02,00,00,00,00,
00,05,20,00,00,00,23,02,00,00,75,00,64,00,01,01,00,00,00,00,00,05,12,00,00, 字串2
3、%systemroot%oolsexplorer.exe 正面连接:
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尝试访问207.46.18.** 204.13.161.*** 222.77.14.** 63.81.164.*等
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解决方法: 字串1
http://free.ys168.com/?gudugengkekao1下载:
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sreng2.5.zip 780KB
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直接放.桌面,断开网络。
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1、打开SREng,删除下面服务:
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[DirectX Service / DirectSupk][Stopped/Auto Start]
<%病毒路径%directx.exe>
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注:%病毒路径%是变量,可能路径会不一样,可以区别文件名。 字串7
2、重启电脑,删除: 字串6
%systemroot%oolsexplorer.exe 字串4
%systemroot%system32directx.exe 字串9
注:%systemroot%是C:Windows(XP) C:Winnt(2K、ME)